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Tree Solutions Ltd Registration in England & Wales Company No 04548951 Arboricultural Method Statement Llyn Tegid (Bala Lake) Reservoir Safety Project Prepared for: Black & Veatch Ltd Our Ref: 19/AMS/SNP/10 November 2019 Tree Solutions Ltd T: 01244 389114 E: [email protected] W: www.tree-solutions.co.uk
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Page 1: Llyn Tegid Reservoir Safety Project - Arboricultural ... · 3. No machinery shall pass over the surface once broken-out. Arisings shall be picked and removed by manual means. 4. Prior

Tree Solutions Ltd Registration in England & Wales Company No 04548951

Arboricultural Method Statement Llyn Tegid (Bala Lake) Reservoir Safety Project Prepared for: Black & Veatch Ltd Our Ref: 19/AMS/SNP/10 November 2019 Tree Solutions Ltd T: 01244 389114 E: [email protected] W: www.tree-solutions.co.uk

Page 2: Llyn Tegid Reservoir Safety Project - Arboricultural ... · 3. No machinery shall pass over the surface once broken-out. Arisings shall be picked and removed by manual means. 4. Prior

Llyn Tegid (Bala Lake) Reservoir Safety Project - Arboricultural Method Statement – (12/11/2019) ©Tree Solutions Ltd (2019)

SEQUENCE OF OPERATIONS

From commencement of the above development, the following methodology shall be implemented in the manner and sequence described:

1. Tree surgery works 2. Erect temporary tree protective fencing 3. Main engineering phase 4. Re-profiling embankments within RPA of trees 5. Installation of Enkamat & Armorloc within RPA of trees 6. Removal of bound surface within the RPA of tree number 96 & 97 7. Reinstatement of gap in wave wall within RPA of tree numbers 97 & 97 8. Removal of temporary fencing 9. Landscaping within RPA of trees 10. Arboricultural site supervision

1. Tree Surgery During Work Stages

1. Before the erection of the temporary protective fencing, all tree works shall be implemented in accordance with the Tree Survey Schedule at Appendix 1 of the Arboricultural Impact Assessment

2. All possible efforts must be made to prevent damage to retained trees including potential root incursion or compaction caused by vehicle access.

3. All arboricultural works shall conform to the recommendations of BS 3998 (2010) ‘Recommendations for Tree Work’

4. All operatives shall be equipped with and use personal protective equipment (PPE) in accordance with current Health & Safety Executive current directives and industry codes of practice.

5. Performance of all arboricultural operations and use of equipment shall be in accordance with current Health & Safety Executive current directives and industry codes of practice

2. Erect Temporary Tree Protective Fencing

1. Prior to commencement of any construction, preparation, excavation or material deliveries the main contractor shall erect the temporary protective fencing as detailed in the ‘Tree Protection Specification’ and in the location indicated on the Tree Protection Plan.

2. Tree protective fencing to be erected in each work phase area i.e. reach 1-reach 3 and to remain in situ for the duration of all work. Upon completion of work within each phase, the Heras fence panels, and plastic mesh is to be dismantled and re-erected for next work phase.

3. Photographic evidence of each phased tree protection area will be issued to the LPA Tree Officer for approval upon completion. Any damage occurring to protective fencing during the development phase shall be made good by the main contractor.

3. Main Engineering Phase

1. Tree protective fencing to be erected prior to any construction plant or materials entering the site 2. Tree protective barriers in accordance with BS 5837: 2012 will be erected to prevent damage to the tree stems

and any movement of plant with the RPA 3. There shall be no storage of construction material, site parking, site accommodation or equipment in any area

designated as the Root Protection Area (RPA) and Construction Exclusion Zone (CEZ) and enclosed by Temporary Protective Fencing

4. No materials that are likely to have an adverse effect on tree health such as oil, bitumen or cement will be stored or discharged within 10 metres of the trunk of a tree that is to be retained. No fires will be lit

5. The site agent shall supervise deliveries by self-loading crane, with vehicles positioned in such a manner that retained trees are not at risk of damage

6. Any damage to trees as a result of construction/engineering work will be logged and reported to the project Arboricultural Consultant

Avoiding Damage to Stems and Branches

Care shall be taken when planning site operations in proximity to trees to ensure that wide or tall loads or plant

with booms, jibs and counterweights can operate without coming into contact with retained trees. Such contact can result in serious injury resulting in safe retention impossible

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Llyn Tegid (Bala Lake) Reservoir Safety Project - Arboricultural Method Statement – (12/11/2019) ©Tree Solutions Ltd (2019)

On Site Storage of Spoil and Building Materials

Prior to and during all site construction works no spoil will be stored within the Root Protection Area of any tree on or adjacent to the site even if proposed site work is to be within the crown spread. Any encroachment within this protected area will only be by the prior agreement of the project arboricultural consultant.

4. Re-profiling Embankments within RPA of Trees

1. Tree protective fencing shall be removed where necessary to allow for the re-profiling works 2. All works shall be undertaken from working outside the RPA of trees 3. There shall be no storage of construction material, plant, site accommodation or equipment in any area

designated as the Root Protection Area (RPA) and enclosed by temporary protective fencing 4. All construction plant will operate from the top of the existing flood defence wall 5. Any undulation of land within the RPA of trees shall be filled with a 50-50 mix of sharp sand and imported topsoil

in accordance with BS 3882 (2015). Fill level must not exceed 100mm and to be spread by hand 6. Movement of material shall be by hand using wheelbarrows. The use of any mechanical excavator or dumper

within the RPA of trees is strictly prohibited 7. Any exposed roots shall be pruned back to a side branch, by use of sharp saw or secateurs by the project

arboricultural consultant and not construction personnel 8. Care shall be taken to avoid any damage to tree stems and branches from the mechanical backhoe raising and

lowering soil profiles. Any damage shall be reported to Tree Solutions where appropriate remedial action will be assessed

5. Installation of Enkamat & Armorloc within RPA of trees

1. Tree Protective fencing to be removed to allow for works within RPA of tree 2. Enkamat to be installed by hand, the movement of plant within the RPA of trees is strictly prohibited 3. Enkamat to be installed above existing ground level and held in place by use of Salix Terra Lock system.

Excavation of trenches is strictly prohibited 4. Armorloc blocks to be delivered by mechanical teleporter positioned outside the RPA of trees 5. Armorloc to be installed above existing ground level

6. Removal of Bound Surface within the RPA of Tree Numbers 96 & 97

Photographic evidence will be submitted to Snowdonia National Park Authority (SNPA) by the project arboricultural consultant of the works being undertaken in accordance with the AMS. Works to be undertaken under Arboricultural site supervision

The following steps shall be taken when breaking out the existing tarmac surface:

1. Breaking-out shall be by hand, avoiding damage to the protective bark covering larger underlying tree roots. Excavation will be carried out using pickaxes rather than pneumatic equipment. The use of a mechanical excavator is prohibited.

2. Roots, whist exposed, shall be wrapped in dry (winter), wet (summer) clean Hessian sacking to prevent desiccation and to protect from rapid temperature changes. Roots smaller than 25mm diameter and roots bound to arisings shall be pruned back preferably to a side branch, by use of sharp saw or secateurs. Roots larger than 25mm shall only be severed following consultation with the SNPA Tree Officer and project Arboricultural Consultant.

3. No machinery shall pass over the surface once broken-out. Arisings shall be picked and removed by manual means.

4. Prior to backfilling any Hessian wrapping shall be removed and retained roots shall be surrounded in at least 35mm of sharp sand or other loose granular fill before any soil is replaced

5. The area will be backfilled with a topsoil and grass seeded to match surrounding area

Page 4: Llyn Tegid Reservoir Safety Project - Arboricultural ... · 3. No machinery shall pass over the surface once broken-out. Arisings shall be picked and removed by manual means. 4. Prior

Llyn Tegid (Bala Lake) Reservoir Safety Project - Arboricultural Method Statement – (12/11/2019) ©Tree Solutions Ltd (2019)

7. Reinstatement of Gap in Wave Wall within RPA of Tree Numbers 97 & 97

Photographic evidence will be submitted to Snowdonia National Park Authority (SNPA) by the project arboricultural consultant of the works being undertaken in accordance with the AMS. Works to be undertaken under Arboricultural site supervision

1. Excavation is to be undertaken by hand tools the use of mechanical excavator is prohibited 2. Exposed roots will be cut cleanly back to a suitable inner node by the project arboricultural consultant by use of

sharp saw or secateurs 3. Prior to backfilling with concrete, the sides of the exposed trench shall be lined with a non-porous visqueen to

prevent any lime leaching into surrounding soil 8. Remove all Temporary Tree Protective Fencing

1. Tree Protective fencing will only be removed upon completion of all engineering/construction work within each phase and once all plant & machinery associated with the works has left site.

9. Landscaping within RPA of Trees

1. There shall be no rotovating of ground within any area designated as a Root Protection Area (RPA) and Construction Exclusion Zone (CEZ) and enclosed by Temporary Protective Fencing.

2. Other than the approved works, there should be no additional hard landscaping works or excavation for cables, or any other service should be installed within the Root Protection Area (RPA) and Construction Exclusion Zone (CEZ) without the written consent of the LPA.

10. Arboricultural Site Supervision

1 The contract Arboricultural Consultant will give a toolbox talk training with main contractor on all tree protective measures and working practice within designated RPA's

2 The contract Arboricultural Consultant to make visits to site to inspect all tree protection measures during all key development work within proximity to retained trees and when requested by the contractor.

Useful Contacts Project Arboricultural Consultant Name: Alistair Henderson (Tree Solutions Ltd) Tel: 01244 389114 Mobile: 07766 774508 Email: [email protected]

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Llyn Tegid (Bala Lake) Reservoir Safety Project - Arboricultural Method Statement – (12/11/2019) ©Tree Solutions Ltd (2019)

TREE PROTECTIVE FENCING

1 Before the commencement of any site excavations and subsequent construction works (other than those set out in the schedule of tree works contained in this document), protective fencing will be erected as detailed on the Tree Protection Plan and as specified below.

2 The fencing will consist of a scaffold framework in accordance with Figure 2 of BS 5837 – 2012 (illustration below) comprising a metal framework, both vertical and horizontal, well braced to resist impacts. Vertical tubes will be spaced at a maximum interval of 3m. Onto this, weldmesh panels shall be securely fixed with wire or scaffold clamps. Weldmesh panels on rubber or concrete feet are not considered resistant to impact and for this reason will not be used. The site manager or other suitably qualified appointed person will be responsible for inspecting the protective fencing daily; any damage to the fencing or breaches of the fenced area will be rectified immediately.

3 Clearly legible weatherproof signage, stating “Protected Trees – Exclusion Zone” shall be attached to the fencing 1.5m from the ground, facing out of the Tree Protection Zone located at regular intervals along the fence line. A copy of the tree protection sign is at Appendix 2.

4 The fencing will remain in place until completion of all site works and then only removed when all site traffic is removed from site

5 Other than works detailed within this method statement or approved in writing by the Local Planning Authority (LPA), no works including storage or dumping of materials shall take place within the exclusion zones defined by the protective fencing.

Protective Fencing Detail The fence types are shown on the Tree Protection Plan with the following colour key: - 1. Magenta 2.0M high heavy-duty rhino panels (with extra central support bar) mounted on scaffold poles (driven into the ground) and secured with anti-tamper bolts – as illustrated below.

Tree Protective Fencing Specification

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Llyn Tegid (Bala Lake) Reservoir Safety Project - Arboricultural Method Statement – (12/11/2019) ©Tree Solutions Ltd (2019)

Appendix One

Tree Protection Plan

Page 7: Llyn Tegid Reservoir Safety Project - Arboricultural ... · 3. No machinery shall pass over the surface once broken-out. Arisings shall be picked and removed by manual means. 4. Prior

1200m

1300m

1400m

1500m

1600m

1700m 163.981

164.04

4

164.03

5

163.972164.045

164.073

164.023

163.954

163.904163.839

163.808

163.882

163.961

163.943

163.909

163.835

163.866

163.942

163.885

163.978

163.924

163.879163.924

163.953

163.865

163.859

163.791

163.486

162.666

162.509

162.586

162.492

162.394

162.267

162.370

162.344

162.511

162.907

162.824

162.743

162.909

163.123

163.131

163.015

163.027

163.209

163.411

163.460

163.426

163.385

163.326

163.281163.311163.197

163.139

163.073

162.851

162.859

162.635

162.235

162.288

162.284

162.208

162.413

162.193

162.232

162.273

162.494

162.939

163.184163.199

163.316

162.730

162.723

162.645

163.145

163.154

163.148

163.232

163.196

163.380

163.137

163.140

163.59

2

163.77

4

163.96

6

164.09

7

164.206

164.41

3

164.39

5

163.944

163.674

163.192

162.829

162.727

162.617

162.581

162.568

162.544

162.513

162.469

162.558

162.462

162.460

162.455

162.398

162.544

162.572

162.641

162.478

162.400

164.098

164.427

164.816

165.165

164.675

162.068

162.105

161.672

161.442

161.570

161.936

162.030

162.109

162.230

162.024

162.160

162.303

162.238

162.219

162.281

162.383

LP

LP

LP

LP

LP

161.565

161.835

162.471

162.467

162.396

162.431

163.053

162.687

162.189

162.143

162.148

162.259

162.651

162.546

162.453

162.493

162.841

162.855

162.738

162.676

162.895

163.150

163.276

163.256

163.200

163.195

163.259

162.725

162.527

162.581

162.298162.222

161.946

162.271

162.537

162.350162.081161.818

161.778

161.822161.898

161.893

161.909

161.867

161.830

161.834

161.951

161.892

161.863

161.948

162.010161.984

161.972

161.941

162.267

162.645

162.612 162.376

Post

162.511

162.416

162.467

163.520

163.188

163.177

163.116

163.043

162.965

162.995

163.033

163.051

163.149

163.044

162.722

162.960

163.155

163.878

163.967

163.968

163.407

163.252

163.368

163.216

163.429

161.385

161.430

161.450

161.611

161.590

161.532

161.504

161.471

161.396

161.417

161.388

161.441

161.487

161.505

161.555

161.656

161.618

161.484

161.294

161.219

161.222

161.211

161.176

161.302161.305161.312

161.324

161.370

161.479

161.725

161.957

161.988

161.927

161.906

161.918

161.740

161.565

161.500161.531161.554

161.530

161.468

161.599

161.818

161.931

161.880

161.766

161.785

161.667

161.355

161.392

161.298

161.144

161.034

161.004

161.036161.045

161.063

161.104

161.223

161.183

161.129

161.143

161.139

161.119

161.125

161.160

161.185

161.222

161.119

161.025

160.98

5

161.117

161.113

161.185

161.065

161.031

161.026

161.033

160.991

160.893

160.904160.929

160.9

30

160.959

161.0

45

Sign

162.248

162.101

162.043

161.975

162.030

162.057

162.4

62

162.6

40

162.8

38

163.0

46

162.804

162.678

162.5

1116

2.357

162.2

98

162.1

62

162.1

78

162.2

19

162.2

68

162.3

41

162.2

53

162.30

1

162.3

82

162.3

51

162.4

54

162.3

79

162.4

51

162.4

13

162.292

162.751

162.794

162.546

162.474

162.597

162.210

162.255

162.232

162.369

162.354

162.381

162.267

162.276

162.282

162.504

162.409

162.289

162.342162.628

162.608

162.526

162.553

162.448

162.9

48

163.0

53

163.048

162.933

162.750

162.721

162.831

163.034

162.937

162.829

162.756

162.596

162.488

162.643

163.050

163.298

163.287

163.296163.165 163.105

163.069

163.0

76

163.182

163.147

163.114

163.052163.085

163.063

163.037

163.011

162.999

163.024

163.773

163.515

163.453

163.377163.368

164.542

164.520164.494

163.290

163.873

163.919163.934164.017

163.522

163.047

163.066

163.423

164.034164.030164.002164.018164.004

163.976

163.971

163.975

163.923

163.984

164.037

164.075

164.040

163.922

163.869

163.954

163.956

164.013

163.948

163.947

163.963163.935163.863

163.855163.903

163.920

163.918

163.944

163.995

164.009

164.030

163.969

163.953

163.909

164.026

163.983

164.011

164.071

164.088

164.040

163.990

164.011163.993

163.993163.976

164.123

164.050

163.987

163.905

163.936

163.932

163.962

163.940

163.953

163.957

164.010

163.984

163.976

163.922

163.953

163.915

163.887

163.903

164.005

163.956

162.666

162.541

162.434

162.481

162.463

162.395

162.502

163.511

163.239163.245

161.578

161.498

IC CL = 164.007

IC CL = 164.005

IC CL = 163.997

IC CL = 163.995

IC CL = 163.998

IC CL = 163.995

IC CL = 164.004IC CL = 164.009

IC CL = 164.001

IC CL = 164.011

IC CL = 162.895

IC CL = 163.389

IC CL = 162.663

IC CL = 163.494

IC CL = 162.317

IC CL = 163.240

IC CL = 164.501

IC CL = 163.448

162.688

162.525

162.384

162.393

162.361

162.255

162.378161.655 161.676

161.661

161.568

161.544

161.530

161.434

161.370

161.3

01

161.209161.226

161.316

161.305

161.310

161.308

161.326

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Scree

n

Conc. Wall

P/W H=1M

P/W

H=1

.1M

163.867

163.924163.947163.954163.974164.093

164.076164.005

164.000

163.997

163.933

164.001

164.045

164.121

164.071

163.943

163.894

163.865

163.910

164.034

163.907

163.917

Stone Paving

163.918163.914163.857

163.916

163.895

163.899

Stone Paved footpath

163.950

164.012

164.023

Grass

Grass

163.984

Grass

163.907

Grass

163.954

Grass

163.994

163.997

164.023

Stone Paved footpath

164.035

164.116

Hardcore

Hardcore

164.124

Hardcore

164.072

Tarmac

Footpat

h

162.656

Grass

162.583

164.024163.962

164.121

164.039

P/R H=0.6M

163.948

163.932

163.885

Stone Wall

163.930

Stone Wall

163.943

163.979

Tarmac

163.956

163.951

163.930

163.921

163.926

163.966

163.936

163.932

163.924

163.962

164.017

163.931

163.831

163.453

163.474

Tarmac Footpath

163.425

Building

163.401

Grass

163.458

Grass

Grass

Ston

e Pav

ing

Stone Ret. Wall

Grass

Grass

Grass

G

G

Stone Ret. Wall

Grass

Grass Grass

Grass

THL= 163.618

Stone Wall

THL= 163.598

Flood Barrier THL= 163.612

THL= 163.607

Tarmac

Tarmac

THL= 163.603THL= 163.606

Tarmac

THL= 163.617

Grass

Grass

THL= 163.626

Grass

THL= 163.583

Grass

THL= 163.607

Conc.

THL= 164.308

Building

Canopy

Building

Rock Revetment

Conc

. Foo

tpath

Tarmac Footpath

Brick Setts

Planted

PlantedBrick Setts

Brick

Wall

Brick Setts

Brick Setts

Brick Setts

Brick Setts

Planted

Tarmac Footpath

Rock Revetment

Hedge H=1.5M

Hedge H=1.5M

Hedge H=1.5M

Hedge H=1.0M

Hedge H=1.1M

Grass

162.193

162.262

Grass

162.218

Grass

162.388

Conc.

Tarmac Footpath

162.344

Grass

163.3

69163.3

86

Grass

Grass

163.477

163.2

41

Grass

162.2

59

Grass

Tarmac Footpath

161.5

78

Rock Revetment

161.509

161.420

Stone Ret. Wall

Building

161.372

Building

161.377

Conc.

161.426

Conc.

161.512161.496

Tarmac

Conc.

161.437161.396

Conc.

Conc.

161.2

74

Conc.

161.180

Tarmac Footpath

161.126 161.054

Rock Reve

tment

Grass

160.968

Grass

161.007

Tarmac Footpath

160.995

Rock Revetment

160.938

P/W H=1M

160.895

161.059

Grass

161.111

161.098

Grass

Grass

161.058

Grass

161.060

161.065

Grass

161.062

Hardcore

Hardcore

Conc. Headwall

Boulder

Boulder

Footpath

Line of boulders

Hedge H=1.5M

Grass

Tarmac Footpath

C/L H=1.2M

C/L H=1.2M

Hedge H=1.5M

Grass

Tarmac Footpath

Rock RevetmentC/L H=1.2M

P/W H=1.1M

Hedge H=1.5M

Footpath

Footpath

Colla

psed

P/W

Fen

ce

C/L H=1.2M

Grass

Footpath

Tarmac Footpath

P/W H=1M

P/W H=1M

162.575

162.633162.704162.757

162.825

162.788162.775162.592

162.366

162.342

162.336

162.307

162.321

162.289

162.369

162.210

161.956

161.824

161.591

161.593

161.807

161.912

161.970161.992161.875

161.807

161.933

162.093

161.975

162.363

162.743

162.785

162.830

162.594

162.533

162.613

162.713

162.455

162.537

162.803

162.899163.444

Grass

Conc.

Footpath

163.813

163.930163.876

163.967

163.935164.033

164.060163.877

164.013

163.999

163.926

164.005

164.095

164.011

164.060

163.981

164.001

163.822

163.946

164.013

163.890

163.834

163.751163.927

163.880163.878

163.954

163.996

163.894

164.054

163.972

163.893

163.841

163.890

163.964

163.809

163.856

163.887

164.032

164.147

163.999

163.833

163.778

163.882

163.815

163.235

163.766

164.016

163.932164.020

164.049163.900163.871

163.856

163.891

163.866

163.912

163.979

163.949

163.927

163.895

163.929163.931163.798

163.895

163.950

163.937

163.923

163.966

163.959

164.010

163.871

163.935

163.859

163.981

163.993

163.987

164.021

164.044

164.025

163.945

163.971163.932

164.108

164.007

163.988

163.866

163.919

163.940

163.940

163.921

163.934

163.908

163.944

163.950

161.340

161.358

161.361

161.551

161.527

161.491

161.423

161.401

161.359

161.331

161.350

161.450

161.437

161.463

161.455

161.547

161.551

161.436

161.188

161.120

161.012

161.027

161.075

161.218

161.233161.192

161.267

161.294

161.349

161.615

161.860

161.862

161.832

161.803

161.786

161.665

161.439

161.417161.430

161.313

161.370

161.368

161.432

161.606

161.815

161.825

161.799

161.765161.615

161.246

161.078

161.0

62

161.054

160.887

160.968

161.197

161.242

161.272

161.267

161.272161.271

161.289

161.158

161.145161.036

161.022161.010

161.179

OHL= 170.737

OHL= 171.072

Stay

OHL= 170.737

163.42

5

163.66

8

163.88

3

163.99

0

164.22

1

164.18

5

163.0

40

163.00

9

162.97

5

162.97

3

162.88

3

162.85

5

163.03

5

163.007

162.937

162.805

162.775

162.899 162.983

163.513

163.578

163.719

163.749

163.711

163.345

163.382

163.431

163.826

164.060

163.683

163.260

163.335

163.956

163.978

164.026

163.981

163.973

163.361

162.995

161.515

161.408

163.862

163.496

163.444

163.424

164.3

08

164.086

163.871

163.530

163.544

161.583161.664

160.414

160.511

163.4

22

163.513

163.464

163.702

164.090

162.2

20

163.3

37

163.182

163.304163.292

163.187163.196

163.231

163.240

163.230163.176

163.245

163.17

8

163.20

2

163.06

6

163.06

1

163.36

3

162.2

57

163.470

163.406

163.358

163.51

0

163.815

163.903

163.17

6

163.19

8

163.06

6

163.05

1

163.386

162.684

162.511

162.501

162.689

162.568

161.382

161.1

78

MP

MP

162.501

162.193

162.100

161.973

161.861

161.908

Step

s

Step

sStep

s

Step

s

165.232

165.223

164.311

164.890

164.317

162.288162.258

164.380

165.119

164.671

165.246

165.211

163.052

162.9

92

162.893162.935

163.0

80

163.037

163.4

71

163.396163.448

163.586

163.4

50163.469163.490

163.484163.609

163.602

163.4

70

163.489

163.4

65

163.478163.462

163.463

163.466

163.465163.517

163.608163.502

163.395

163.5

84

163.4

7716

3.379

164.3

07

164.483

161.8

22

161.7

09

161.703

163.464

FL = 164.324

FL = 163.492

162.240

162.471

162.446

162.511

162.538

162.643

162.669

162.772

162.811

162.812

162.914

162.884

163.021

163.043

163.069

161.0

03

160.799

160.6

68

163.099

162.984

162.970

162.767

162.727

162.634162.907163.136

163.292

163.290

163.280163.230162.365

163.2

21

162.2

32

161.5

81

161.540161.536

161.595

161.699

161.734

161.7

64

161.795

161.754

161.6

63

161.597

161.507

162.974

163.117

163.292

163.263

163.275162.583

162.683162.544

162.562

162.669

163.147163.320

163.183

163.124

163.150

163.250

163.474

163.330

163.510

163.515

163.662

163.636

163.612

163.514

163.604163.596163.469

163.540

163.292

163.331

163.246

163.133

163.014

162.889

162.854

162.723

162.648

162.719

162.730

162.672

162.803

163.083

163.206

163.486

163.531

SignSign

SignSign

Sign

Sign

Sign

162.561162.581

162.7

5916

2.889

163.0

58

163.135 163.043 162.948

163.950

162.453

162.528

162.609

162.657

162.814

162.932

163.299

163.195

163.456

Bin

Bin

Bin

Bollard

162.378

162.362

162.371

162.405

162.404

162.350

162.377

162.346

162.323

162.100

162.178

162.235

162.207

162.237

162.186

162.154

162.133

162.232

162.226

162.247

162.233

162.235

162.332

162.392

162.421

162.474

162.375

162.441

162.376

162.394

162.421

162.360

162.459

162.428

162.460

162.521

162.603

162.646

162.712

162.778

162.813

162.699

162.636

162.563

162.499

162.493

162.420

162.395

162.376

162.385

162.426

162.461

162.366

162.398

162.393

162.348

162.270

162.143

162.200

162.287

162.343

162.420

162.491

162.466

162.407

162.417

162.424

162.488

162.486

162.597

162.611

162.647

162.773

162.929

162.973

162.713

162.659

162.645

162.615

162.478

162.501

162.594

162.520

162.574

162.516

162.402

162.237

162.182

162.118

162.126

162.132

162.176

162.049

162.059

162.087

162.174

162.234

162.370

162.510

162.529

162.547

162.516

162.508

162.553

162.619

162.696

162.753

162.958

162.934

162.722

162.662

162.589

162.583

162.572

162.568

162.530

162.428

162.330

162.216

162.182

162.155

162.091

162.133

162.117

162.125

162.228

162.214

162.205

162.196

162.193

162.260

162.358

162.441

162.531

162.613

162.597

162.650

162.708

162.783

162.964

162.706

162.685

162.608

162.636

162.467

162.412

162.338

162.302

162.223

162.212

162.215

162.216

162.233

162.187

162.201

162.287

162.272

162.305

162.250

162.254

162.250

162.327

162.407

162.445

162.538

162.660

162.628

162.716

162.787

162.999

162.995

162.725

162.691

162.643

162.535

162.494

162.460

162.366

162.285

162.259

162.306

162.303

162.328

162.270

162.313

162.239

162.260

162.322

162.351

162.311

162.353

162.316

162.265

162.282

162.428

162.446

162.510

162.612

162.681

162.698

162.905

162.915

162.731

162.728

162.644

162.553

162.462

162.480

162.330

162.322

162.357

162.377

162.372

162.329

162.340

162.257

162.292

162.366

162.432

162.424

162.451

162.392

162.332

162.340

162.504

162.543

162.623

162.679

162.778

162.823

162.918

162.853

162.815

162.708

162.669

162.588

162.500

162.457

162.403

162.478

162.549

162.522

162.487

162.379

162.308

162.225

162.284

162.350

162.494

162.565

162.579

162.578

162.484

162.566

162.610

162.663

162.702

162.772

162.830 163.023

162.932

162.895

162.844

162.806

162.772

162.762

162.759

162.698

162.703

162.589

162.550

162.431

162.302

163.873

163.417

162.336

162.263

161.724

161.509

163.919

163.365163.342

163.942

162.457

162.069

161.648

161.534

161.590

161.836

162.010

162.339

163.426

164.001

163.457163.337

163.406

163.986

163.593

162.328

161.943

161.762

161.612

164.062

163.709

162.432

162.046

161.691

164.052

163.640

162.394

161.961

161.633

164.003

163.452

162.354

161.864

161.498

162.064

162.108162.110

162.159

162.181

162.245

162.161

162.214

162.204

162.215

162.105

162.100

162.243

162.506

162.629

162.713

162.702

162.706

162.694

162.555

162.232

162.231

162.353

162.335

162.229

162.103

162.123

162.109

162.073

162.087

162.106

162.090

162.090

162.110

162.088

162.126

162.125

162.105

162.173

162.347

162.385

162.306

162.374

162.660

162.727

162.618

162.462

162.663

163.027

163.161

163.105

163.137

163.097163.076

163.995

163.497

162.052

161.711

163.992

163.515

162.091

161.684

163.945

163.315

161.885

161.471

164.003

163.371

162.041

161.660

164.046

163.331

161.845

161.589

163.794

164.096

163.484

162.037

161.776

163.831

164.062

163.320

162.038

161.732

163.749

163.931

163.415

161.857

163.712

163.880

163.243

161.493

161.296

163.778

163.905

163.193

161.444

163.888

163.930

163.086

161.291

161.016

161.178

161.052

161.043

161.108

161.313

161.062

161.358

161.325

161.098

161.136

161.270

161.243

161.097

161.063

161.191

161.215

160.976

160.991

161.145

161.243

161.095

161.185

161.295

161.365

161.204 161.244

161.411

161.359

161.178

161.165

161.251

161.273

161.212

164.015

163.162

161.396

163.925

163.161

161.482

163.934

163.201

161.535

163.942

163.159

161.593

163.924

163.475

161.560

163.906

163.862

163.273163.292

161.562

163.907

163.318

161.620

163.912

163.382

161.730

163.949

163.334

161.817

161.133

161.247

161.291

161.055

160.950

161.187

161.055

160.828 160.797

160.884

160.847

160.970

161.085

160.824

160.782

160.916

160.907

160.709

160.806

160.923

162.278162.167

161.954161.794

161.920

161.993162.043

162.042162.103

162.096162.125

162.193

162.271162.444162.375

162.450162.420

162.263162.161

162.081162.078

162.065162.064

162.026162.033

161.974161.768

161.926 162.207162.313

162.534

162.791162.622

162.414161.999161.788

161.956161.991162.055

162.052162.036162.078

162.116162.115162.219

162.402162.396

162.468 162.496162.222

162.135162.085

162.036162.042 162.059

161.996161.987

162.057161.981 162.345

162.580 162.819163.029

162.092

161.997

162.074162.016

162.015162.002162.050

162.084162.151

162.294162.529

162.585

162.752 162.564162.240

162.125

162.848

162.678

162.620

162.199

162.067

162.137

162.088

162.061

162.036

162.037

162.035

162.079

162.260

162.700

162.896

162.974

162.475

162.501

162.667

162.789

162.983

162.717

162.753

162.928

164.010

163.306

163.354

164.025

164.012

163.701

163.530

163.952

163.952

163.359

162.208

161.853

162.284

161.992

161.975

162.463

162.456

162.170162.010

162.223

162.049

161.987

161.223

161.229

161.332

161.470

161.406

161.701

161.335

161.595

161.383

161.225

161.156

161.253

164.004

163.359

162.002

161.752

164.015

163.453

162.098

161.854

164.001

163.447

162.150

161.717

164.033

163.400

162.073

161.792

164.100

163.406

161.958

161.545

161.151

161.263

161.258

161.185

161.247

161.387

161.342

161.092

161.031

161.289

161.097

161.323

164.110

163.441

162.260

161.814

164.069

162.782

162.166

161.460

161.147

164.019164.013

164.008 164.004

163.988163.978

164.095

164.085

163.679

162.181

162.259

162.538

161.557

161.276

162.752162.890

162.766

163.282

164.088

163.996

164.088164.139

164.186

164.093

163.588

163.488

163.480 163.485

163.450

161.993

161.549

161.408

161.317

161.288 161.305

161.420

161.676

161.835

161.771

162.221

163.164163.646163.897163.765163.206

163.522

163.460

163.387

163.251

163.341

163.228163.002

162.661162.728

162.794

162.785

162.852

162.828

162.802

162.828

162.823

162.929

163.127

163.407

163.454

163.330

162.972 163.096

164.125164.053

163.343

163.975

163.373

163.931

163.120

163.918

163.243

163.937

163.279

163.965

163.380

163.968

163.551

163.958

163.520163.321

163.954

163.375

163.956

163.806163.666163.525163.389

163.206

163.376

163.433

163.315

163.307

163.441

163.376

163.289

163.243163.248

163.256

163.253163.248

163.450163.474

163.531

163.969

163.372162.931

163.957

162.967

162.322

163.954

163.214

163.065

163.983

163.958

163.815163.673163.516163.371

163.224

163.953

163.383

163.927

163.996

163.873163.724

163.325 163.356163.354

163.437

163.433

163.485163.447

163.262

163.275

163.272

163.209163.216

163.902

163.308

163.417

163.305

163.192

163.181

163.206

163.169

163.138

163.160

163.412

163.438

163.403

163.327

163.120

163.061

163.095

162.984

163.937

163.212

164.011

163.526

163.383

163.945

163.566163.423

163.231

163.311

163.457

163.394

163.285

163.296

163.421

163.475

163.302

163.777

163.045

162.930

162.865162.649

162.552162.979

163.079

163.091

163.192

163.111

163.148163.056

162.588

162.767

163.835

163.130

163.492

163.422

163.449

163.440

163.382

164.014

163.826

163.556

163.601

163.540

163.707

161.699

161.774

161.779

161.697

161.759

161.699

161.673

161.561

161.552

161.451

161.369

162.097

161.573

161.424

161.664

161.458

161.303

161.353

161.387

161.421

161.492

161.367

161.421

161.567

161.582

161.383

161.455

161.496

161.290

161.264

161.482161.282

161.078

160.985

161.266

161.263

161.295

161.243

161.481

161.579

161.623

161.602

160.874

160.877

160.853

160.964

161.153

161.247

161.179

161.114

161.274

161.160

161.166

161.270

161.266

161.169

161.361

161.411

161.576

161.397

161.705

160.398161.258

161.376

160.815 161.285 161.367

161.461

161.423

161.667

161.654

161.223

161.205

161.390

161.586

162.078

161.939

161.555

161.352

161.162

161.119

160.984161.033

161.067

161.202

161.214161.159

161.175

161.155

161.088161.132

161.095160.927

161.133

161.184 161.142

160.378

161.577

161.283

161.291

161.366

161.226

161.392

161.438

161.334

161.155

161.132

161.060

161.252

161.569

161.419

161.293

161.513

161.281

161.601

161.220

161.516

161.269

161.610

161.341

161.596

161.354

161.397

161.186

161.335

161.125

161.246

161.281

161.162

161.216

161.110161.174161.234

161.304

161.388

161.595

161.235 161.117

161.046

161.093

161.098161.008

161.113

161.090

160.972160.969

161.067

161.096

161.096

161.229

161.239

161.194

160.960

160.937

160.890

160.842

160.904

160.887

160.953

160.970

160.971

161.333

161.400

161.524

161.753

164.213

163.474

164.053

164.304

162.115

162.111

ER

ER

ERER

ER

TP

NL23NL24NL25

NL26

NL27

NL28

NL29

NL30

NL31

NL32

NL33

NL34

NL35

NL36

NL37

NL38

NL39

NL40

NL41

NL42

NL43

NL45

NL46

NL47

NL48

NL49

NL50

NL51

OSBM

NRG1

NRG3

NRG4

NRG5

NRG6

NRG7

NRG8

Grass

Grass

P/W H=1M

Hedge H=1.2M

Stone Paving

Stone Paving

Stone Paving

Stone Paved footpath

Grass

Stone Paving

Grass

Stone Ret. Wall

Tarmac Footpath

Conc.

Tarmac Footpath

Building

Hedge H=1.1M

Tarmac Access Road

Grass

Rock Revetment

Hedge H=1.5M

Grass

Tarmac Footpath

Rock Revetment

Grass

Grass

Grass

Grass

Grass

Grass

C/L H=1.2M

Hedge H=1.5M

Grass

Tarmac Footpath

Rock Revetment

Grass

C/L H=1.2M

Tarmac Footpath

GrassGrass

Handrail H=1M

Handrail H=1M

Rugby Pitch

Rugby Pitch

161.000

161.000

161.000

161.000

161.0

00

161.000

161.000

161.000

161.000

161.000

161.500

161.500161.500

161.5

00

161.500

161.500

161.500

161.500161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.50

0

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500 161.500

161.500

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.0

00

162.000

162.000

162.500

162.500162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.50

0

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500162.500

162.500

162.500

162.500

162.500

162.50

0

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

163.000163.000163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.0

00

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.00

0

163.00

0

163.0

00

163.000

163.000

163.500163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.50

0

163.50

0

163.500

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.0

00

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.00

0

164.000164.000

5m 10m 20m 30m 40m 50m

Alder

Sm Willow/Alder/Birch scrub

1

2

3

4

5

17

G2

59

G20

60

63

64

Fallen Ash

61

Unmanaged Hawthorn Hedge

62

Hawthorn

Sm Ash

Sm Ash

Sm Ash

96

97

98

57

58

Scrub

Tarmac footpath to be

removed under Arboricultural

site supervision - refer to method

statement

Excavation for reinstatement of gap in

wave wall to be undertaken under

Arboricultural site supervision - refer to

method statement

N

W E

S

01

02

03

Drawing Sheets:

ARMORLOC 150 BLOCKS

Crown

Spread

Tree

Number

Category

Root

Protection

Area

13

Category A

(High Quality)

Category B

(Moderate Quality)

Do not scale from this drawing all dimensions to be

checked on site.

The copyright of this document resides with Tree

Solutions unless assigned in writing by the company

Job Ref:

Drawn By:

Scale: Date:

Revision:

DB & AM

1:500@A0

November 2019

A

Title:

Tree Protection Plan

Project:

Llyn Tegid Reservoir, Bala

Client:

Black & Veatch Ltd

Root Protection Area

Modified to Account for

Site Features

Legend

19/AIA/SNP/10 03

Drawing No:

Category C

(Low Quality)

Category U

(Dead/Dying/In Decline)

E: [email protected]

W: www.tree-solutions.co.uk

T: 01244 389114

Company Registration No: 04548951

NOTE: Tree/group numbers marked with an * have

approximate locations

2.0M high heavy duty rhino panels (with extra

central support bar) mounted on scaffold poles

(driven in to the ground) and secured with anti

tamper bolts – as illustrated.

AutoCAD SHX Text
10007
AutoCAD SHX Text
10007
AutoCAD SHX Text
10006
AutoCAD SHX Text
10006
AutoCAD SHX Text
10006
AutoCAD SHX Text
10006
AutoCAD SHX Text
10005
AutoCAD SHX Text
10005
Page 8: Llyn Tegid Reservoir Safety Project - Arboricultural ... · 3. No machinery shall pass over the surface once broken-out. Arisings shall be picked and removed by manual means. 4. Prior

400m

500m

600m

700m

800m

900m

1000m

1100m

162.00

9

161.8

98

161.73

8

161.78

3

161.70

1

161.60

0

161.381

161.40

7

161.43

5

161.45

5

161.54

1

161.42

5

161.50

4

161.506

161.4

22

161.41

0

161.41

5

161.403

161.57

5

161.501

161.459

161.5

23

161.5

33

161.6

00

161.601

161.5

60

161.5

11

161.5

80

161.5

94

161.6

23

161.7

22

161.6

21

161.6

81

161.660

161.744

161.848

161.783

161.890

162.016

162.024

162.105

162.123

162.105

162.13

8

162.24

7

162.19

1

162.38

8

162.41

8

162.9

81

162.9

1816

2.988

162.8

99

163.023

162.818

162.895

162.982

163.1

0016

3.027

163.0

1316

2.920

163.982

164.042

164.049

163.8

35

163.7

54

163.815

163.955

163.961

164.027

164.017

164.075

164.065

164.016

164.000

164.037

164.027

164.028

164.029

163.991

164.051

164.039

164.109

164.044

164.134

164.111

164.064

164.087

164.057

164.005

163.5

24

163.6

01

163.5

7116

3.574

163.6

67

163.757

163.998

163.557

162.654162.692

162.337

163.655

163.640 163.668

163.682

163.651

163.595

163.665

163.664

163.636

163.562

163.679

163.658

163.713

163.531

163.57

5

163.57

9

163.48

8

163.37

3

163.27

8

163.49

0

163.57

2

163.65

9

163.79

1

163.80

6

163.76

1

163.66

4

163.64

3

163.71

8

163.76

6

163.76

0

163.91

6

163.80

9

163.78

4

163.62

6

163.55

9

163.55

8

163.60

3

163.68

3

163.63

3

163.58

0

163.58

4

163.55

9

163.54

6

163.55

2

163.51

2

163.4

98

163.5

02

163.4

83

163.3

79

163.5

22

163.6

27

163.6

26

163.6

77

163.8

38

163.9

27

163.8

11

163.8

44

163.7

49

163.7

19

163.6

81

163.007

163.023

162.971

163.036

163.104

162.998

163.043

162.3

15

162.481

162.46

8

162.44

1

162.41

4

162.49

9

162.559

162.33

8

162.49

0

162.48

4

162.48

7

162.58

4

162.45

1

162.52

1

162.50

5

162.61

8

162.66

8

162.62

5

162.54

0

162.44

7

162.53

3

162.52

3

162.57

2

162.60

3

162.49

8

162.48

3

162.4

96

162.5

05162

.544

162.503

162.4

04162

.445

162.62

2

161.626

161.582

161.546

161.560

161.562

160.706

160.5

28

161.1

87

161.5

60

161.7

08

161.7

43

161.754

161.5

51

161.5

30

163.617

163.396

163.168

163.018

162.9

75

162.7

34

162.7

03

162.8

65

163.0

54

162.952

162.769

162.748

162.175

161.951

161.885

161.907

162.011

161.899

161.762

161.881

161.848

161.756

161.85

2

161.99

9

162.17

9

162.14

6

162.12

9

162.46

5

162.71

3

162.88

8

163.07

1

162.89

2

162.37

7

162.12

8

161.94

4

162.36

7

162.70

0

162.92

0

163.22

0

163.00

8

162.99

4

162.87

8

162.40

8

162.20

4

162.15

4

162.30

6

162.34

5

162.14

1

161.89

5

161.82

9

161.53

3

161.54

9

161.57

2

161.84

8

161.74

3

161.75

4

161.7

52

161.5

86

161.2

8916

1.214

161.3

58

161.2

62

161.2

75

161.6

10

161.7

31

161.6

93

161.6

16

161.6

64

161.7

46

162.2

20

162.2

98

162.3

17

162.886

162.935

163.109

163.014

162.935

162.955

162.963

162.777

162.564

162.264

162.521

162.415

162.393

162.513

162.617

162.666

162.509

160.004

160.1

26

160.1

28

160.1

38

160.1

43

160.1

74

160.15

8

160.1

27

160.2

15

160.0

84

160.072

160.096

160.104

160.138

160.10

6

160.10

8

160.16

4

160.13

1

160.12

2

160.09

2

160.14

7

160.08

6

160.04

6

160.0

46

160.12

1

160.09

0

160.10

2

160.0

57

160.05

3

160.092

160.993

160.981

160.813

160.946

160.998

160.322

160.950

160.341160.216

160.053

160.11

3

LP

LP

LP

LP

LP

LP

LP

LP

LP

LP

LP

LP

160.102

160.092

160.147

160.122

160.360

161.189

160.944

160.354

160.0

89

159.99

0

160.20

7

160.259

160.25

4

160.15

9

160.15

6

160.04

0

160.11

4

160.07

8

160.03

4

159.98

5

159.88

1

159.88

0

159.73

5

159.75

9

159.73

8

159.734

159.86

0

159.73

3

159.665

159.81

5

159.80

5

159.81

8

159.81

8

160.019

161.197

161.104

161.157

161.406

161.594

161.708

161.738

161.569

161.59

9

161.64

8

161.61

1

161.74

5

161.75

2

160.77

8

161.2

16

162.465

162.4

1216

2.454

162.5

12

162.451

162.367

162.355

163.429

163.4

4216

3.537

163.804

163.708

163.739

163.760

163.743

163.714

163.688

163.671

163.637

163.646

163.601

163.653

163.613

163.600

163.632

163.661

163.654

163.707

163.777

163.847

163.876

163.933

162.8

41

162.9

67

163.2

2716

3.196

163.1

74

163.194163.149

162.534162.794

162.877

163.118

162.925

162.835

162.642

162.081

161.850

162.025

161.992

162.025

162.016

161.938

161.865

161.742

161.84

1

161.765

161.93

1

162.05

8

162.0

78

161.995

162.44

3

162.62

4

162.8

61

162.75

6

162.68

6

162.35

5

162.24

8

162.24

3

162.27

0

162.49

4

162.7

04

162.875

162.91

1

162.8

29

162.376

162.2

61

162.016

162.29

7

162.24

9

162.06

9

161.82

4

161.71

0

161.734

161.99

6

161.8

07

161.843

161.96

6

162.0

13

161.9

0216

1.668

161.5

29

161.5

66

161.6

0216

1.452

161.7

22

161.6

22

161.8

18

161.6

84

161.7

21

161.8

10

161.8

64

161.7

49

162.253

162.504

162.680

162.893

Post

Post

Post

Post

161.149

161.748

161.799161.775161.650

161.619

161.574

161.60

8

161.69

8

161.75

4

161.87

5

161.98

7

162.09

9

161.786

161.693

161.847

162.150

161.943

161.8

90

161.5

19

161.370

161.342

161.366

161.312

161.250

161.284

161.168

161.013

161.049

161.110

161.025

160.955

161.030

161.128

161.141

161.310

161.050

161.027

161.362

161.325

161.621

161.722

161.594

161.245

161.488

161.464

161.462

161.549

161.548

161.166160.216

159.875

163.069162.792

162.907

162.956

162.972

163.007

163.038

163.009

162.968

163.006

163.013

163.022

162.978

162.974

162.99

0

162.98

1

162.82

7

162.887

162.86

1

162.8

02

162.7

91162

.800

162.79

1

162.77

3

162.79

5

162.88

3

162.83

2

162.77

4

162.84

6

162.88

0

162.73

9

162.88

5

162.89

2

162.95

0

162.90

7

162.91

8

162.85

7

162.81

8

162.78

8

162.83

2

162.80

7

162.88

1

162.88

2

162.92

1

162.91

4

162.89

8

162.89

8

162.93

3

162.84

1

162.8

10

162.8

14

162.8

45

162.8

70

162.9

07

162.8

86

162.9

40

162.9

10

162.9

67

162.9

43

162.9

96

162.9

37

162.9

32

162.406

162.182

162.254

162.151

162.151

162.313

162.395

162.511

162.416

161.299

161.353

161.911

162.021

162.124

162.097

162.201

162.107

162.109

162.088

162.15

4

162.10

6

162.20

2

162.32

4

162.39

3

161.991

162.317

162.615

163.224

163.820

163.940

163.8

20

163.8

23

163.950

163.789

163.868

164.053

164.028

164.194

164.087

164.046

164.048

164.031

164.051

164.097

163.972

164.119

164.005

164.126

164.104

164.092

164.207

164.183

164.144

164.220

164.181

164.008

163.928

163.797

164.007163.953

161.997

162.516

162.371

161.079

163.579

163.685

163.752

163.669

163.717

163.708

163.681

163.613

163.603

163.639

163.709

163.661

163.698

163.6

06

163.63

3

163.47

4

163.444

163.1

78

163.4

10

163.38

3

163.43

9

163.55

2

163.57

2

163.71

1

163.69

5

163.60

6

163.55

1

163.55

2

163.58

1

163.65

3

163.69

7

163.71

3

163.69

6

163.70

2

163.60

0

163.58

2

163.55

2

163.63

3

163.61

0

163.57

1

163.47

2

163.51

4

163.55

2

163.60

3

163.53

6

163.56

3

163.5

92

163.6

48

163.5

94

163.4

58

163.5

26

163.6

29

163.7

01

163.6

55

163.7

31

163.7

84

163.8

26

163.7

64

163.7

27

163.6

80

163.7

03

161.0

94

161.0

59

160.862

160.856

160.809

160.496

160.756

160.74

5

160.81

3

160.60

7

160.68

0

160.8

17

160.77

8

160.74

8

160.702

160.60

9

160.5

09

161.3

02

162.100

162.066

162.136

162.211

162.320

162.3

81

162.3

71

162.4

07

162.554162.780

162.207

162.213

162.219

162.292

162.316

162.330

162.345

162.365

162.459

162.640

162.6

41

162.6

89

162.800

163.721

163.731

163.719

163.707

163.668

163.636

163.620

163.592

163.578

163.598

163.598

163.594

163.597

163.582

163.629

163.675

163.723

163.793

163.848

163.920

163.975

164.057

164.106164.109

164.140

164.209

161.951

161.933

161.845

163.692

163.797

163.844

163.801

163.784

163.823

163.841

163.807

163.735

163.820

163.822

163.829

163.743

163.73

7

163.71

2

163.65

7

163.56

1

163.53

7

163.63

1

163.69

5

163.76

3

163.89

3

163.93

2

163.86

8

163.77

6

163.80

2

163.85

4

163.88

3

163.92

3

163.95

6

163.92

1

163.95

4

163.87

6

163.70

8

163.73

4

163.78

0

163.80

8

163.79

0

163.71

9

163.70

8

163.73

1

163.73

6

163.75

6

163.68

5

163.7

64

163.7

96

163.7

04

163.6

40

163.6

67

163.7

57

163.7

55

163.7

88

163.9

15

163.9

78

163.9

82

163.9

56

163.8

70

163.8

60

163.8

22

161.714

161.597

161.496

161.303

161.175

161.211

161.224

161.164161.111

161.242161.365

161.350

161.382

161.348

161.385

161.430

Sign

Sign

Sign

161.668

161.591

161.59

6

161.65

9

161.656

161.674

162.195

162.1

32

162.645

162.881162.924

162.574

161.453

162.668

162.64

8

162.71

5

161.707

162.938

163.642

163.354

161.893

161.523

162.71

3

162.63

5

162.692 162.673

161.478

161.718

161.740

162.224

162.210

162.255

163.971

164.187

164.315

164.409

164.389

164.403

162.25

9162.580

162.548

162.52

9

162.48

4

162.67

8

162.75

5

162.6

26

162.61

8

162.70

7

162.70

4

162.766

162.69

8

162.66

5

162.71

2

162.76

0

162.714

162.712

162.602

162.156

162.226

162.388

162.269

163.555

163.559

163.608

163.624

162.1

92

163.0

77

163.0

6716

3.041

162.963

163.086163.163

163.214

163.262

163.317

163.418

163.516

163.580

163.639

163.650

163.656

163.647

163.632

163.586

163.563

163.532

163.512

163.511

163.513

163.499

163.520

163.524

163.509

163.558

163.679

163.692

163.774

163.839

163.858

163.868

163.851163.897

163.936

163.972163.996

164.066

164.133

164.159

164.195

164.251

164.323

164.418

164.484

Cabinet

Cabinet

Cabinet

Cabinet

163.1

37

163.1

5116

3.132

163.1

27

163.133163.166

163.209

163.271

163.335

163.382

163.465

163.527

163.593

163.655

163.662

163.650

163.643

163.609

163.603

163.598

163.567

163.562

163.563

163.557

163.580

163.582

163.589

163.676

163.726

163.846

163.930

163.916

163.7

93

163.6

16

163.6

38

163.6

51

163.6

8516

3.735

163.742163.774

163.849

163.929

164.007

164.043

164.081

164.122

164.234

164.335

164.484

164.573

163.0

71

163.0

8416

3.085

163.0

90

163.081163.107

163.145

163.191

163.222

163.266

163.313

163.376

163.462

163.538

163.561

163.577

163.590

163.594

163.607

163.608

163.602

163.597

163.581

163.586

163.607

163.619

163.595

163.581

163.576

163.611

163.670

163.688

163.771

163.792

163.4

39

163.4

54

163.4

40

163.4

9216

3.473

163.5

37

163.577

163.604

163.688163.738

163.771

163.812

163.878

163.917

164.015

164.153

164.198

164.364

164.446

IL = 162.987

IL = 162.904

IL = 163.031

IL = 163.032

IL = 162.600

IL = 162.981

IL = 163.316

IL = 160.599

IL = 160.520

IL = 161.726

IL = 160.718

IL = 160.667

163.1

04

163.2

3316

3.275

163.2

63

163.257163.275

163.262163.314

163.371

163.415

163.370

163.383

163.225

162.810162.903

162.987

163.141163.336

163.427

161.47

6

162.244

162.161

162.135

162.163

162.203

162.2

36

163.0

36

163.601

163.529

163.5

12

163.4

2116

3.391

163.5

1116

3.470

163.7

57

163.7

82

163.8

21

163.8

38

G

G

G

G

G

G

G

162.426

162.924

163.305

163.936

164.016

164.018

163.970

164.002

164.036

164.023

163.998

164.013

164.047

163.976

163.864

163.858

163.873

163.919163.934164.017

162.448

162.938

163.339

163.944

164.027

162.881

162.8

94

162.944

IC CL = 163.247

IC CL = 163.047

IC CL = 163.091

IC CL = 163.019

IC CL = 163.063

IC CL = 163.189

IC CL = 163.245

IC CL = 163.227

IC CL = 163.161

IC CL = 162.173

163.316163.666

163.884

163.975

164.027

164.001

163.968

164.029

162.181

162.255

162.374

162.891

D=150MM

D=300MM

D=300MM

D=300MM

D=300MM

D=100MM

163.461

163.975

163.946

163.913

163.860

163.185

162.642

162.155

161.919

161.979

162.172

162.644

163.262

163.806

163.9

23

163.981

164.047

164.022

164.043

164.068

164.027

164.038

164.019

164.029

164.034

164.040

163.996

164.016

164.098

163.980

163.919

163.886

163.867

163.924163.947

G

G

G

THL= 163.227

THL= 162.355

163.4

00

163.637

163.664

162.129

162.325

162.435

162.419

162.364

162.333

162.321

162.347

162.356

162.286

162.237

162.130

161.998

162.078162.166

162.176

162.172

162.193

162.262

163.761

163.763

163.749

163.735

163.696

163.669

163.642

163.627

163.624

163.628

163.626

163.624

163.633

163.621

163.673

161.859

161.885

161.956

161.931

162.089

162.023

162.059

162.056

162.102

162.278

162.444

162.518

162.552

162.489

162.575

162.633162.704

Rock Revetment

Footpath

Conc. Footpath

Grass

Grass

Brick

Wall Step

sBrick Wall

Conc.

Tarmac Planings

Brick

Wall

Brick

Wall

Grass

Handrail H=1M

163.978

164.060

164.087

164.066

163.972

163.961

163.923

163.971

Tarmac Footpath

164.000

Hedge H=1.0M

163.967

P/W H=1M

164.033

163.872

Line of boulders

163.987

Footpath

164.101

Grass

163.984

163.909

163.810

163.813

163.930163.876

Tarmac

Tarmac

Grass

Footpath

Tarm

ac F

ootpa

th

Ston

e Wall

H=0

.8M

Ramp

Tarmac Footpath

Grass

Railin

gs H

=1.1M

Conc

. Stru

cture

Tarmac

Conc.

Rock Revetment

Conc. Headwall

Hedge H=1.5M

Conc.

Tarmac Footpath

Rock Revetment

163.412

Grass

163.744

Conc. Headwall

163.415

163.406

163.420

163.475

163.920

164.006

Tarmac Footpath

163.945

Grass

163.951

164.026

Conc. Headwall

163.984

163.948

Grass

163.994

Grass

164.023

Rock Revetment

164.020

163.965

163.960

163.989

Stone Ret. Wall

163.847

Tarmac Footpath

163.823

163.847

Stone Ret. Wall

163.833

Stone Revetment

163.778

163.882

Tarmac Footpath

163.815

Stone Revetment

Stone Ret. Wall

Building

P/R H=1.4M

P/R H=1.4M

Grass

Conc.

Tarmac Footpath

Grass

Grass

C/L H

=1.2M

Tarm

ac F

ootpa

th

Grass

Grass

P/W H=0.7M

P/W H=0.9M

Footpath

P/W H=1.0M

P/W H=1.

0M

Grass

Grass

Grass

Grass

Grass

Grass

Grass

163.608

163.676

Conc. H

eadwall

P/R H=1.3M

163.783

163.842

Conc. H

eadwall

Conc.

163.834163.904

163.955

163.708163.742

Grass

163.770

Rock Reve

tment

163.824

163.887

Grass

Grass

163.954

164.031

Footp

ath

164.070

Footp

ath

163.5

90

163.6

14

Footp

ath

163.5

96

Grass

163.4

54

163.6

0516

3.705

163.744

Grass

163.727

163.626

Grass

Rock Reve

tment

163.709

163.786

Rock Reve

tment

163.855

163.770

Rock Reve

tment

163.872

Conc.

163.864

163.810

163.743

163.764

163.801

Grass

163.797

163.808

Grass

P/W H=1.0M

163.810

163.76

8

163.70

7

163.60

5

163.54

3

163.57

0

Grass

163.63

1

163.73

6

163.88

7

163.87

9

163.83

5

163.76

2

163.79

0

163.80

7

163.88

1

163.87

4

163.79

0

163.84

0

163.87

9

163.82

7

163.71

6

163.68

4

163.76

1

163.76

0

163.70

4

163.61

1

163.66

2

163.70

4

163.73

5

163.75

5

163.73

0

163.7

72

163.7

93

163.7

50

163.6

66

163.6

75

163.7

44

163.7

99

163.7

85

163.8

90

163.9

34

163.9

34

163.9

13

163.8

92

163.8

43

163.8

06

161.640

161.508

161.381

161.205

161.147

161.188

161.154160.977161.026161.220161.368

161.316

161.334

161.323

161.340

161.358

BT CL = 163.567

BT CL = 163.959

OHL= 170.997

OHL= 171.070

OHL= 171.538

OHL= 170.431

OHL= 171.120

OHL= 174.181

Stay

Stay

Stay

Stay

Stay

OHL= 171.149

OHL= 174.130

OHL= 171.3

95

OHL= 171.7

84

OHL= 171.163

OHL=

170.9

71

OHL=

173.2

94

OHL= 174.079

OHL= 174.873

OHL= 171

.212

163.791

163.732 163.703

163.80

8

163.79

2

164.182

164.403

164.318

164.373

164.300

164.139

164.042

164.127

163.84

2

163.708

164.019

164.179

163.370

163.228

163.069 162.992 162.8

28

162.6

64

163.808

163.851

163.900

163.975

163.999

164.039

164.054

162.7

81

162.764

162.906

162.908

163.083

161.839

161.865

161.782

161.734

161.763

161.755

161.61

7

161.896

161.89

8

162.06

8

162.80

9

162.33

5

162.02

5

161.89

1

162.30

2

162.59

3

162.73

5

162.33

6

162.07

2

162.03

1

162.22

7

162.18

9

163.0

3616

3.028

163.130

163.379

163.712

163.852163.919

162.945

164.873

164.869164.867

164.865

164.891

164.966

165.029

165.135

165.287

165.373

163.929

163.937

163.993

164.065

164.173

164.329

164.294164.323

163.662

162.847

162.794162.821

162.802

162.856

162.859

161.817

161.825

161.829

161.748

161.747

161.809

161.66

9

161.69

2

161.87

4

162.04

1

163.801

165.083

161.47

1

161.16

1

163.916164.521

164.561

164.600

164.715

164.887

161.35

0

164.210

164.305

164.309

164.388

164.442

164.511

164.632

164.608

164.467

163.210

162.701

162.686

164.180 163.911

163.270

162.880

162.8

07

162.712

163.179

163.586

164.018

161.1

93

161.01

0

161.04

2

160.932

161.48

0

161.01

0

161.402

161.2

31

161.05

8

161.37

4

161.25

5

161.12

5

161.13

2

161.09

2

161.02

3

160.79

8

160.84

3

161.05

2

161.07

8

161.11

3

161.22

6

161.06

0

160.83

4

160.56

4

160.60

5

160.422

161.231

161.18

5

161.09

2

164.124

159.939

159.938

159.956

160.0

02

160.0

71

160.03

2

159.98

8

160.05

6

160.00

7

160.01

6

160.0

33

159.99

2

160.03

8

160.02

2

160.05

7

160.048

160.015

160.036

159.959

159.962160.014

159.857

OHL= 168.296

161.56

3

161.58

8

161.26

8

161.45

8

161.38

5

161.49

2

161.52

1

161.733

162.404

162.120

162.1

3616

2.179

162.1

60

162.203

162.305

162.335

162.229

162.127

162.138

162.133

162.110

161.990

161.987

162.002

162.007

162.0

53

162.1

32

162.097

161.997

162.027162.101

162.154

161.600

161.530

161.607

161.698

161.583

161.525

161.400

161.503

161.537161.713

Steps

163.792

163.750

163.672

163.797

Steps

Step

s

Step

s

163.348

163.396163.016

162.794

163.026

163.002

162.8

38

162.949

162.924

162.9

46

162.9

72

163.059

163.260

163.126

163.198

163.214

163.212

162.702

162.690

162.457

163.200

162.1

91

162.1

96

162.160

162.380

162.640

162.764

162.5

44

162.8

64

161.352

161.125

161.712

161.224

161.681

162.157

162.179

162.357

162.842

163.447

163.641

163.658

163.511

163.431

163.312

162.713

162.880

163.095

163.010

162.974

163.117

163.292

163.263

Sign

Sign

Sign

SignSign

Sign

Sign

Sign

Sign

Bin

EP

EP

EP

EP

EP

162.097

162.196

162.196

162.178

162.120

162.237

162.271

162.339

162.421

162.450

161.581

161.454

161.426

161.356

161.278

161.987

161.933

161.650

161.058

160.876

161.340

161.655

161.900

161.176

161.242

161.211

161.304

161.458

161.344

161.288

161.299

161.113

161.804

161.783

161.669

161.202

160.709

161.297

161.706

161.767

161.755

161.112

161.235

161.392

161.440

161.508

161.411

161.748

161.732

160.889

161.435

161.895

162.022

161.541

161.597

161.537

161.558

161.535

161.731

161.478

161.584

161.560

161.596

161.664

161.594

161.489

161.480

161.470

161.569

161.536

161.402

161.605

161.661

161.701

161.710

161.722161.678

161.501

161.535

162.059

162.036

161.905

161.804

161.692

161.501

161.497

161.661

161.661

161.647

161.696161.676

163.189163.188162.301

162.230

162.145

162.131

162.119

163.919

163.847

163.934

162.593

162.291

162.275

162.176

162.304

162.362

162.536

162.555

163.441

163.529

163.588

163.774

163.870

164.016

164.062

164.033

164.067

164.079

163.993

164.041

164.017

164.014

164.049

164.029

164.026

164.006

163.202

161.430

161.139

162.992

163.336

161.242

161.099

161.415

161.276

161.085

161.179

161.611

161.768

161.428

161.275

161.771

160.892

160.667

160.713

160.918

160.979

160.705

163.817

163.638

163.780

163.633

160.845

160.652

160.582

160.851

164.137

164.084

164.091

164.038

164.119

164.101

164.094

160.788

160.549

160.514

160.639

160.562

160.388

163.013

162.866

162.868

163.160

163.001

163.399

163.380

163.177

162.920

162.688

162.950

163.415

163.402

164.127

164.064

164.094

164.102

164.121

164.153

164.166

164.145

162.778

162.668

162.801

162.796

160.521

160.442

160.377

160.617

160.464

160.410

160.576

160.451

160.117160.630

160.480

160.118

160.609

160.443

160.140

160.684

160.486

160.365

160.820

160.626

160.433

160.681

160.471

160.427

160.768

160.615

160.457

160.813

160.727

160.621

160.940

160.694

160.719 161.084

160.919

160.869

161.009

160.752

160.642

161.238

160.789

160.826

161.035

160.819

160.745

160.677

160.774

160.935

161.056

160.880

160.664

163.215

163.099

163.062

163.145

163.125

163.120

163.362

163.601

163.420

163.526

163.395

163.543

163.381

164.177

164.218

164.188

164.189

164.175

164.118

164.030

163.876

164.436

164.420

164.456

162.838

162.746

162.789

162.952 162.792

162.736

162.209

161.997

161.863

161.809

161.863

161.774

161.752

161.904

161.780

161.708

161.888

162.037

162.688

162.845

163.094

162.911

162.437

161.984

161.845

162.246

162.580

163.101

162.746

162.952

162.080

162.302

162.668

162.765

164.189

164.297

162.105

162.083

162.105

162.062

162.038

162.022

162.017

161.976

161.974

161.965

161.950

161.293

161.234

161.314

162.550

162.031

161.871

161.846

162.730

162.785

162.843

162.870

162.755

162.769

162.808

162.790

162.763

162.769

162.766

161.048

160.807

160.711

160.882

160.844

160.961

161.087

160.818

160.829

160.309

161.114

161.084161.149

160.715160.610

161.254

160.982

160.860

163.087

161.680

161.750

163.747

162.929

162.719

162.898

163.862

162.721

163.881

163.852

163.915

161.873

163.899

163.874

161.872

161.822

163.828

163.855

161.772

161.744

163.846

163.843

161.691

161.695

163.820

162.936

163.784

161.705

161.833

161.641

161.546

163.703

163.614

161.872

161.980

163.677

162.687

162.644

162.701

162.755

162.774

162.843

162.972

162.439

160.640

162.672

162.818

162.916

162.814

162.826

162.856

162.884

162.811

162.795

162.758

162.882

162.833

162.887

162.788

164.151

164.247

163.082

163.674

162.854

162.928

162.929

162.991

162.971

162.898

162.933

162.978

162.968

162.921

162.933

162.890

162.872

162.826

162.909

162.988

162.977

162.927

162.873

162.809

162.700

162.710

162.750

162.813

162.872

162.917

162.857

162.846

162.914

162.809

162.893

162.869

162.850

162.933

162.918

162.870

162.868

162.699162.799

162.799

162.757

162.817

162.923

162.873

162.896

162.802

162.837

162.789

162.816

162.790

162.766

162.851

162.810

162.752

162.711

162.784

161.393

161.427

161.569

161.513

161.567

161.462

161.409

161.307

162.631

162.647

163.740

162.288

162.616

163.833

162.674

162.573

162.660

162.694

163.968

162.793

162.774

163.976

162.787

162.652

162.749

162.705

163.892

162.583

162.193

163.821

162.743

162.593

162.667

162.743

163.856

162.010

161.951

163.895

162.746

162.688

162.749

162.833

163.944

162.100

162.468

163.976

162.792

162.660

162.622

162.728

163.941

162.795

163.933

162.768

162.669

162.682

162.822

163.967

162.536

162.232

163.911

162.863

162.788

162.797

162.814

163.796

161.945

161.999

163.757

162.777

162.780

162.706

162.717

163.816

162.122

162.075

163.843

162.705

162.629

162.792

162.818

163.817

161.834

163.744

162.807

162.716

162.776

162.846

163.759

163.753

162.839

162.694

162.703

162.793

163.786

161.763

161.348

161.641

161.774162.025

162.030

161.678

161.779

161.435

161.346

161.284161.312

161.329

161.370

161.577

161.587

161.684

161.621

161.621

161.346

161.556

161.645

161.225

161.772

161.974

161.593

161.601

161.852

161.630

161.750

161.706

161.636

161.744

161.594

161.762

161.663

162.156

161.619

163.811

162.707

162.662

162.623

160.792

162.700

162.711

162.679

162.728

162.732

162.689

162.781

162.732

162.860

162.796

162.848

162.803

162.922

162.868

162.850

162.866

162.835

162.888

163.784

163.834

163.841

163.813

163.736

163.731

163.787

161.358

163.802

163.842

163.919

164.001

163.968

163.954

163.932

163.870

163.851

162.380

162.433

162.509

162.415

162.288

162.274

162.060

162.264

162.150

162.216

162.863

162.735

163.052

162.842

162.940

162.862

162.166

162.286

162.065

162.222

162.608

162.946

163.039

163.240

162.493

162.462

163.231

162.694

163.199

163.211

163.122

163.256

163.057

163.246

162.133

162.176

162.180

162.282

162.364

162.385

163.191

163.197

163.158

162.357

162.168

162.203

162.377

162.346

162.323

162.300

162.278

162.078

162.165

162.201

161.958

162.037

162.076

162.094

162.100

162.178

162.186

162.154

162.092

162.011

162.034

161.963

161.977

162.043

162.080

162.133

162.232

162.288

162.554

164.012

163.537

163.555

164.040

164.035

163.734

163.563

164.000

164.015

163.636

163.805

164.080

161.885

161.763

161.783

161.756

161.539

161.015

161.056

161.161

161.308

161.498

160.906

160.920

160.749

160.887

160.741

160.718

160.666

160.646

160.641

160.641

160.634

160.865

160.837

160.855

160.818

160.893

160.818

160.531

160.453

160.402

160.368

160.303

163.064

163.042

163.165

162.939

162.990

163.097

163.633

163.507163.049

162.765

162.605

162.856

160.596

160.569

160.549

160.634

160.623

160.557

160.585

160.710

160.622

160.746

160.754

160.965

163.984

163.524

162.174

161.767

161.493

163.891

163.390

162.218

161.856

161.671

161.589

163.872

163.278

162.119

161.806

161.473

163.873

163.417

162.336

162.263

161.724

161.509

163.919

163.365163.342

163.942

162.457

162.069

161.648

161.534

163.457

161.165

161.251

161.273

161.212

161.151

161.274161.270

163.104

163.124

162.850

162.381

162.115

162.031

162.225

162.052

161.971

162.007

161.751

161.746

161.919

162.061

162.074

161.822

161.668

161.538

161.550

161.636

SOF = 162.857

SOF = 162.969

SV

TP

NL01

NL02

NL03

NL04

NL05

NL06

GM07

GM08

GM09

GM10

GM11

GM12

GM13

GM14

NL15

NL16

NL17

NL18

NL19

NL20

NL21

NL22

NL23

GM55

GM56

GM57

GM58

GM59

GM60

GM61

GM62

GM63

GM64

GM65

GM66

GM67

GM68

GM69

GM70

GM71

GM72

GM73

NRG9

NRG10

NRG11

NRG12

NRG12A

NRG13

NRG14

Tank

D=150MM

D=150MM

D=150MM

D=150MM

D=150MM

D=150MM

Hedge H=1.0M

Tarmac Footpath

Footpath

P/W H=1MP/W H=1M

Tarmac Planings

Grass

Conc.

Grass

Grass

Brick Wall

Tarmac Planings

Grass

Conc.

Tarmac Planings

Conc.

Conc.

Grass

Building

Building

Footpath

FootpathConc.

Grass

Grass

Rugby Pitch

Grass

Rock Revetment

Line o

f bou

lders

C/B

H=1.8

MGrass

Hedge H=2.3M

Grass

Grass

P/R H=0.9M

Tarmac Footpath

Tarmac Footpath

Monitoring Well

Tarmac FootpathGrass

Tarmac Footpath

Tarm

ac F

ootpa

th

Ramp

Hedge H=2.0M

Grass

Tarmac Footpath

Tarmac Footpath

C/L H=1.1M

Rock Revetment

Stone Wall H=0.9M

Tarmac Footpath

Grass

Conc.

Conc. Headwall

Conc.

Tarmac Footpath

Grass

C/L H=1.1M

Rock Revetment

Grass

Tarmac Footpath

Stone Ret. Wall

Tarmac Footpath

Stone Revetment

Stone Ret. Wall

Tarmac Footpath

Hardcore

Grass

Stone Revetment

Conc.Stone Revetment

Stone Ret. Wall

Tarmac Footpath

Stone Ret. Wall

Conc.

Grass

C/L H

=1.2M

Grass

Grass

Grass Grass

Footpath

Footpat

h

Grass

Grass

Grass

Grass

Grass

Stone R

evetment

Rock Reve

tment

Grass

Grass

Rock Reve

tment

Grass

Grass

Rock Reve

tment

Grass

Grass

Rock Reve

tment

Footp

ath

Grass

Footpat

h

Conc. H

eadwall

P/R H=1.3M

Grass

Conc. H

eadwall

Grass

Brambles

Brambles

Brambles

P/W H=1.0M

P/W H=1.0M

Grass

Grass

Grass

Grass

Grass

Grass

Grass

P/W H=1.0M

P/W H=1.

0M

Grass

Grass Grass

Grass

P/W H=1.1M

P/W

H=0

.9M

P/W H=1

.0M

Stone R

evetment

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Rock Reve

tment

Grass

Grass

Grass

Grass

Grass

P/W H=0.9M

Hawthorns H=2.0M

Hawthorns H=2.5M

Hawthorns H=4.0M

P/W H=0.9M

P/W H=0.9M

Rock Reve

tment

Rock

Reve

tmen

t

Rock Revetment

Grass

Waterlin

e at tim

e of su

rvey

Waterlin

e at tim

e of su

rvey

Waterlin

e at tim

e of su

rvey

Grass

Container

Grass

Grass

Footp

ath

P/W

H=1

.0M

Footp

athGrass

Grass

P/W

H=1

.0M

Grass

Grass

160.000

160.00

0

160.00

0

160.00

0

160.00

0

160.00

0

160.0

00

160.500

160.500

160.500

160.500

160.500

160.500

160.500

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.500

160.500

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.5

00

160.5

00

160.5

00

160.500

160.500

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.50

0

160.500

160.500

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.000

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.000

161.000

161.000

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.0

00

161.0

00

161.0

00

161.000

161.000

161.000

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.00

0

161.000

161.000

161.000

161.000

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.50

0

161.50

0

161.50

0

161.50

0

161.50

0

161.500

161.500

161.500

161.50

0

161.50

0

161.500

161.50

0

161.5

00

161.50

0

161.500

161.500

161.5

00

161.5

00

161.5

00

161.5

00

161.500

161.500

161.5

00

161.5

00

161.50

0

161.500

161.500

161.50

0

161.50

0

161.50

0

161.50

0

161.50

0

161.50

0

161.50

0

161.50

0

161.50

0

161.50

0

161.50

0

161.500

161.5

00

161.5

00

161.5

00

161.50

0

162.000

162.000162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.0

00

162.0

00

162.000

162.00

0

162.00

0

162.00

0

162.00

0

162.00

0

162.000

162.000

162.000

162.00

0

162.000

162.000

162.000

162.000

162.00

0

162.00

0

162.000

162.0

00

162.000

162.000

162.000

162.000

162.000

162.00

0

162.00

0

162.00

0

162.00

0

162.00

0

162.00

0

162.00

0

162.00

0

162.00

0

162.00

0

162.000

162.000

162.000

162.0

00

162.0

00

162.0

00

162.0

00

162.0

00

162.0

00

162.00

0

162.00

0

162.00

0

162.0

00

162.00

0

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.5

00

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.50

0

162.50

0

162.50

0

162.5

00

162.50

0

162.5

00

162.50

0

162.50

0

162.5

00

162.50

0

162.50

0

162.50

0

162.50

0

162.50

0

162.50

0

162.50

0

162.50

0

162.50

0

162.5

00

162.500

162.500

162.500

162.500162.5

00

162.5

00

162.50

0

162.500

162.5

00

162.5

00

162.5

00

162.5

00

162.5

00

162.50

0

162.50

0

162.50

0

162.50

0

162.5

00

162.500

162.50

0

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.0

00

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.0

00

163.000

163.000

163.000

163.000

163.000

163.000

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.000

163.000

163.000

163.000

163.000

163.000

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.00

0

163.0

00

163.00

0

163.00

0

163.0

00

163.0

00

163.00

0

163.00

0

163.000

163.000

163.000

163.000

163.000

163.0

00

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.500

163.500

163.500

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.50

0

163.5

00

163.50

0

163.50

0

163.50

0

163.5

00

163.50

0

163.50

0

163.500

163.500

163.500

163.500

163.500

163.5

00

163.500

163.5

00

163.5

00

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

164.000

5m 10m 20m 30m 40m 50m

Sm Willow/Alder/Birch scrub

Sm Alder scrub

30

35

36

37

38

39

40

45

51*

G14

Sm Hawthorn

65

66

67

68*

69*

70*

71*

72*

73*

74*

75*

76*

77*

78*

79*

84*

85*

86*

87*

88*

89*

90*

91*

92*

93*

94*

95

G24*

G21

G22

N

W E

S

01

02

03

Drawing Sheets:

ARMORLOC 150 BLOCKS

Crown

Spread

Tree

Number

Category

Root

Protection

Area

13

Category A

(High Quality)

Category B

(Moderate Quality)

Do not scale from this drawing all dimensions to be

checked on site.

The copyright of this document resides with Tree

Solutions unless assigned in writing by the company

Job Ref:

Drawn By:

Scale: Date:

Revision:

DB & AM

1:500@A0

November 2019

A

Title:

Tree Protection Plan

Project:

Llyn Tegid Reservoir, Bala

Client:

Black & Veatch Ltd

Root Protection Area

Modified to Account for

Site Features

Legend

19/AIA/SNP/10 03

Drawing No:

Category C

(Low Quality)

Category U

(Dead/Dying/In Decline)

E: [email protected]

W: www.tree-solutions.co.uk

T: 01244 389114

Company Registration No: 04548951

NOTE: Tree/group numbers marked with an * have

approximate locations

2.0M high heavy duty rhino panels (with extra

central support bar) mounted on scaffold poles

(driven in to the ground) and secured with anti

tamper bolts – as illustrated.

AutoCAD SHX Text
10006
AutoCAD SHX Text
10006
AutoCAD SHX Text
10005
AutoCAD SHX Text
10005
AutoCAD SHX Text
10003
AutoCAD SHX Text
10003
AutoCAD SHX Text
10004
AutoCAD SHX Text
10004
AutoCAD SHX Text
10005
AutoCAD SHX Text
10005
AutoCAD SHX Text
10004
AutoCAD SHX Text
10004
Page 9: Llyn Tegid Reservoir Safety Project - Arboricultural ... · 3. No machinery shall pass over the surface once broken-out. Arisings shall be picked and removed by manual means. 4. Prior

100m

200m

300m

400m

163.3

79

163.5

22

163.6

27

163.6

26

163.6

77

163.8

38

163.9

27

163.8

11

163.8

44

163.7

49

163.7

19

163.6

81

163.6

95

163.6

67

163.6

54

163.6

74

163.6

65

163.6

54

163.7

40

163.7

24

163.7

70

163.801

163.749

163.821

163.864

163.819

163.770

163.747

163.777

163.747

163.601

163.691

163.613

163.680

163.644

163.585

163.618

163.681

163.585

163.577

163.551

163.585

163.708

162.883

163.004

163.216

163.7

56

163.7

38

163.7

11

163.6

05

163.7

93

163.8

94

163.7

84

162.66

9

162.63

8

162.78

4

162.72

3

162.89

7

162.81

7

162.8

41

162.7

46

162.682

162.639

162.6

77

162.7

14

162.6

4416

2.700

162.821

162.695

162.743

162.630

162.628

162.746

162.726

162.656

162.621

162.490

162.753

162.762

162.800

162.832

161.5

86

161.2

8916

1.214

161.3

58

161.2

62

161.2

75

161.6

10

161.7

31

161.6

93

161.6

16

161.6

64

161.7

46

161.7

81

161.7

40

161.8

38

161.9

15

161.9

66

161.9

37

162.1

04

161.9

07

162.013

162.1

45

162.293

162.439

162.316

162.293

162.338

162.225

162.278

162.260

162.232

162.021

161.898

161.942

162.055

161.969

161.989

162.011

161.976

162.270

162.351

162.405

162.470

162.432

162.718

162.805

162.822

162.9

25

162.8

54

162.720

162.653

162.709

162.667

162.627

162.671

162.6

67

162.6

12

162.4

18

162.4

82

162.5

85

164.17

9

164.56

9

164.88

6

164.87

8

164.694

164.761

164.809

164.793

164.670

164.292

159.97

3

160.05

2

160.05

5

160.04

5

160.06

7

160.12

6

160.12

8

160.14

9

159.998

159.75

3

159.5

81

159.7

80

159.8

29

159.918

159.927

160.010

160.045

160.031

159.986

160.007

159.906

159.963

159.995

160.034

159.861

159.988

160.093

160.751

161.821

161.753

161.722

161.656

161.728

161.634

161.801

161.857

161.816

161.778

161.758

161.756

161.704

161.747

161.892

161.766

161.717

161.820

161.836

161.841

161.757

161.895

161.7

7416

1.841

161.9

08

161.9

15

161.6

70

161.7

78

161.9

41

162.024

161.7

39

161.8

68

161.9

32

161.9

71

161.103

161.225

161.2

8516

1.199

161.2

04

161.200

161.211

161.228

161.242

161.261

161.317

161.238

161.281

161.266

161.326

161.379

161.558

161.467

162.761

162.093

162.151

162.203

162.193

161.189

161.118

161.264

161.2

3416

1.195

161.215

161.234

161.209

161.235

161.254

161.294

161.228

161.319

161.201

161.277

161.262

161.340

161.318

161.317

161.388

161.410

161.562

161.550

161.5

29

161.5

66

161.6

0216

1.452

161.7

22

161.6

22

161.8

18

161.6

84

161.7

21

161.8

10

161.8

64

161.7

49

161.9

87

161.9

69

162.0

6116

1.955

162.0

49

162.0

57

162.2

1716

2.091

162.1

19

162.2

98

162.3

47

162.372

162.735

162.677

162.559

162.392

162.330

162.028

162.136

162.135

162.028

161.991

162.035

162.092

162.039

162.270

162.380

162.558

162.530

162.623

162.581

162.726

162.8

03

162.8

44

162.8

22

163.0

74

163.22

0

163.6

62

Post

Post

Post

Post

Post

162.8

70

162.9

07

162.8

86

162.9

40

162.9

10

162.9

67

162.9

43

162.9

96

162.9

37

162.9

32

162.9

42

162.9

61

162.9

68

163.0

15

162.9

20

162.9

91

162.8

93

162.8

21

163.5

26

163.6

29

163.7

01

163.6

55

163.7

31

163.7

84

163.8

26

163.7

64

163.7

27

163.6

80

163.7

03

163.6

97

163.6

40

163.6

95

163.6

88

163.6

96

163.7

43

163.5

15

163.859

163.834

163.925

163.772

163.748

163.718

163.764

163.693

163.649

163.709

163.668

163.624

163.570

163.674

163.541

163.623

163.625

163.627

163.572

163.594

163.730

163.709

163.797

163.689

163.706

163.4

2216

3.442

163.4

26

163.4

51

163.4

46

163.4

86

163.4

74

163.4

74

163.4

84

163.58

4

163.4

76

163.6

40

163.6

67

163.7

57

163.7

55

163.7

88

163.9

15

163.9

78

163.9

82

163.9

56

163.8

70

163.8

60

163.8

22

163.8

29

163.7

90

163.7

85

163.8

56

163.8

67

163.8

39

163.8

50

163.8

90

163.9

28

163.999

163.987

164.030

164.046

163.999

163.937

163.929

163.912

163.880

163.817

163.836

163.814

163.850

163.811

163.766

163.853

163.880

163.790

163.799

163.810

163.781

163.906

163.958

163.915

163.923

163.8

99

163.9

13

163.9

82

163.9

18

163.9

30

163.9

11

163.8

65

163.7

86

163.8

04

163.647

163.7

14

164.816

164.7

71

164.7

00

164.5

22

164.11

9

164.539

164.429

164.478

164.542

160.676

162.833162.750

163.6

82

163.8

13

163.8

64

163.9

17

161.977

164.621

164.610

164.1

42

164.752

164.592

164.783

163.919

163.845

163.880

163.868

163.851

163.856

163.821

163.624

163.994

163.5

98

163.775

163.853

164.022

163.589

163.359

163.168

163.096

163.163

162.7

90

162.859

162.913163.139163.188

163.339

163.2

69

163.1

59

163.1

44

163.184

163.4

78

163.48

7

163.386

163.3

45

163.0

14

164.5

38

164.466164.438

164.368

164.316

164.272

164.330

164.333

164.423

162.565

162.593

162.562

162.6

18

162.5

86

162.68

8

162.7

55

162.805

162.870

162.824

162.846

162.536

162.411

162.520162.678

162.893

162.8

82

162.8

91

162.8

39

162.771

162.631

162.6

81

162.676

162.83

9

162.80

8

162.77

3

164.0

4616

3.876

163.837163.491

163.132

162.745

164.862

164.869

164.888

164.900

164.871

164.833

164.888

164.837

164.914

164.896

164.912

164.893

164.870

164.909

IL = 161.726

IL = 161.165

IL = 161.000

162.33

1

Tarmac Access Road

P/R

H=1.1

M

IC CL = 163.711

IC CL = 162.613

IC CL = 162.551

IC CL = 164.696

D=100MM

162.8

45

162.8

54

162.8

49

163.6

66

163.6

75

163.7

44

163.7

99

163.7

85

163.8

90

163.9

34

163.9

34

163.9

13

163.8

92

163.8

43

163.8

06

163.8

42

163.7

96

163.8

52

163.8

00

163.8

79

163.8

83

163.7

73

163.8

69

163.9

13

164.001

164.036

164.061

164.029

163.950

163.956

163.899

163.895

163.851

163.872

163.822

163.847

163.818

163.828

163.802

163.836

163.851

163.806

163.821

163.812

163.841

163.926

163.920

163.889

163.840

163.7

8716

3.884

163.8

54

163.8

90

163.9

05

163.9

12

163.8

93

163.7

58

163.71

5

163.78

8

164.675

164.564

164.507

164.527

OHL= 169.720

OHL= 169.942

Stay

OHL= 171

.212

OHL= 173

.491

OHL= 174

.559

162.198

162.291

162.297

162.239

162.241

162.335

162.362

162.291

162.419

162.370

162.388

162.345

162.315

162.376

162.314

162.473

162.433

162.362

162.361

162.434

162.412

162.517

162.3

9916

2.541

162.4

75

162.5

80

162.4

67

162.5

00

162.4

21

162.3

74

162.4

66

162.4

42

161.8

55

161.899

161.950

161.878

161.882

161.795

161.990

161.928

161.841

161.834

161.833

161.883

161.834

161.817

161.915

162.018

162.95

4

163.8

3216

3.514

163.193162.766

161.40

6

161.35

2

161.43

0

161.19

4

161.22

8

161.13

3

161.16

3

161.07

7

162.803

162.829

163.2

86

163.2

57

163.273

163.454

163.200

163.207

163.188

163.026

162.875

164.601

161.843

162.8

34

162.8

44

162.8

52

162.8

34162.8

57

164.688

161.400

162.128

162.103

162.162

162.137

162.156

162.149

162.191

162.199

162.248

162.216

162.234

162.147

162.184

162.169

162.295

162.216

162.194

162.270

162.282

162.286

162.287

162.289

162.2

7116

2.355

162.3

18

162.3

77

162.2

18

162.3

49

162.2

17

162.3

13

162.163

161.835

161.6

0316

1.718

161.7

10

161.794

161.809

161.826

161.832

161.711

161.811

161.840

161.778

161.845

161.809

161.842

161.871

161.821

161.777

161.766

161.773

161.808

161.832

Steps

Steps

162.794

163.026

163.002

162.5

44

162.8

64

161.352

162.111

162.043

161.8

1416

1.820

161.804

161.836

161.837

161.821

161.737

161.809

161.781

161.804

161.770

161.814

161.803

161.814

161.757

161.847

161.829

161.843

161.867

161.828

161.224

161.681

163.584

163.669

162.9

00

162.942

162.958163.039

163.088

163.1

49

163.1

64

163.239

163.313

163.117

163.072

163.048

163.008

162.8

95

164.288

164.481

164.285

164.392

164.285

162.4

54

162.576

Sign

Sign

EP

161.348

161.435

161.346

161.284161.312

161.329

161.370

161.577

161.587

161.684

161.621

161.621

161.346

161.556

161.645

161.225

161.772

161.974

161.593

161.601

161.852

161.630

161.750

161.706

161.706

161.636

161.744

161.594

161.634

161.762

161.663

162.156

161.824

161.729

161.901

161.684

161.871

161.769

161.965

161.994

161.958

161.930

161.851

162.064

162.083

162.838

162.866

162.709

162.816

162.918

162.965

162.921

162.886

162.857

162.816

162.739

162.867

163.010

162.986

162.872

162.888

162.935

162.916

162.732

162.800

162.863

162.872

162.916

162.949

162.892

162.848

162.820

162.861

162.916

162.962

162.893

162.914

162.872

162.824

162.889

162.910

162.917

162.883

162.948

162.877

162.868

162.860

162.796

162.848

162.803

162.887

162.935

162.946

162.949

162.894

162.994

162.965

162.907

162.898

162.895

162.842

162.912

162.952

162.912

162.900

162.950

162.958

162.899

162.887

162.892

162.897

162.922

162.868

162.850

162.866

162.900

162.894

162.899

162.873

162.989

162.914

162.874

162.877

162.924

162.875

162.871

162.944

162.961

162.920

162.859

162.915

162.898

162.889

162.835

162.888

162.899

162.912

162.939

162.956

162.868

162.940

162.901

162.958

162.938

162.875

162.864

162.827

162.877

162.978

162.908

162.852

162.793

162.858

162.935

162.796

162.952

162.843

162.871

162.911

162.868

162.845

162.829

162.823

162.867

162.977

162.901

162.897

162.895

162.896

162.740

162.801

162.803

162.782

162.858

162.813

162.840

162.886

162.907

162.852

162.862

162.776

162.802

162.840

162.806

162.842

162.832

162.861

162.853

163.731

163.787

161.358

163.802

163.842

163.919

164.001

163.968

163.954

163.932

163.870

163.851

163.864

163.823

163.934

163.912

163.925

163.901

163.859

163.965

163.967

164.077

164.061

164.093

164.092

164.013

163.966

163.960

163.968

163.906

163.884

163.904

163.892

163.886

163.918

163.871

163.887

162.727

163.954

163.885

162.862

161.943

163.018

163.889

163.867

163.047

162.197

163.035

163.899

163.991

163.119

162.440

162.458

163.355

164.007

163.933

163.609

162.667

163.326

163.948

163.931163.369162.637

163.269 163.959

163.987162.847

162.911

163.992

164.012

163.074

162.919

163.990

163.938

163.851

163.764

163.827

163.789

161.872

162.244

162.234

162.046

162.478

161.814

161.852

161.907

162.467

161.934

161.932

161.961

161.977

162.305

162.348

162.216

162.308

161.934

161.776

161.906

161.907

161.936

162.009

161.960

161.931

161.979

162.075

161.955

161.969

161.982

161.861

161.857

161.961

161.835

161.808

162.069

162.280

162.372

161.895

161.911

162.574

162.749

160.893

161.930

160.698

162.584

162.649

162.457

162.428

162.382

162.460

162.507

162.611

162.835

162.610

162.894

162.992163.147

163.189

163.243

163.236

163.290

163.243

163.283

163.556

163.409

162.882

162.963

163.357

163.113

162.828

162.679

162.750

162.917

162.656

162.648

162.736

162.769

163.027

162.701

162.467

162.449162.583162.856

162.603

162.450162.567

162.600

162.505

162.395

162.483

162.784 162.843

163.124

163.221

162.908

163.034163.050

163.121

162.911

162.974

162.532

162.518

162.513

164.181

164.619

164.594

164.586

164.866

164.725

164.924

164.918

164.782

164.922

164.897

164.890

164.610

164.478

164.927

164.715

164.718

162.767

163.146

163.495

163.848

164.678

164.566

164.565

164.636

164.644

164.542

TP

GM69

GM70

GM71

GM72

GM73

GM74

GM75

GM76

GM77

GM78

GM79

GM80

GM81

GM82

GM83

GM84

NRG15

NRG16

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Tarmac Access Road

C/L H=1.8

M

C/L H=1.8M

P/R H=1.1M

P/R H=1.1M

P/W H=1.2M

P/W H=1.2M

P/W H=1.2M

Footpath

D=500MM

D=500MM

Grass

Container

Grass

Grass

Footp

ath

P/W

H=1

.0M

Footp

athGrass

Grass

P/W

H=1

.0M

P/W

H=0

.8M

Grass

Grass Footp

ath

Conc. HeadwallP/R H=1.5M

P/W H=1.0M

Grass

Grass

Conc.

Grass

Grass

Footpath

P/R H=1.1M

P/W H=1.0M

Grass

Grass

P/W H=0.9M

Grass

Grass

P/W H=1.0M

Grass Grass

P/W H=1.0M

P/W H=1.0M

Brambles

Brambles

Dry pond

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

P/R H

=1.2M

Conc.

Footp

ath

Stone R

et. Wall

Grass

Stone

Rev

etmen

t

Footp

ath

Footpath

Grass

Footpath

Grass

Grass

Footpath

Grass

Footpath

Grass

Grass

Stone Revetment

Footpath

Grass

Grass

P/R H=1.3M

Grass

Grass

Footpath

P/R H=1.3M

Stone Revetment

Waterline at time of survey

Ston

e Rev

etmen

t

P/R

H=1.4

M

Stone RiprapConc. H

eadwall

P/R H=1.4M

Stone Revetment

Waterline at time of survey

Conc

.Ha

ndra

il H=1

.1M

Conc

.

Waterline at time of survey

Wate

rline a

t time

of su

rvey

Rock Reve

tment

Stone

Rev

etmen

t

Stone Revetment

Rock Reve

tment

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Grass

Footp

ath

Footp

ath

Footpath

Stone Revetment Waterline at time of survey

160.0

00

160.000

160.000

160.500

160.500

160.500

160.500

160.500

160.500

160.5

00

160.50

0

160.50

0

160.50

0

160.50

0

161.000

161.000

161.000

161.000

161.0

00

161.000

161.00

0

161.00

0

161.00

0

161.00

0

161.000

161.5

00

161.5

00

161.500

161.500

161.500

161.500

161.5

00

161.50

0

161.50

0

161.50

0

161.50

0

161.50

0

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

161.500

162.000

162.0

00

162.0

00

162.0

00

162.0

00

162.0

00

162.0

00

162.000

162.000

162.000

162.000

162.0

00

162.000

162.0

00

162.00

0

162.00

0

162.00

0

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.000

162.0

00

162.0

00

162.500

162.5

00

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.5

00

162.5

00

162.5

00

162.5

00

162.5

00

162.5

00

162.5

00

162.5

00

162.5

00

162.500

162.500

162.500

162.500

162.5

00

162.50

0

162.5

00

162.50

0

162.50

0

162.500

162.5

00

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.500

162.5

00

162.5

00

162.5

00

163.0

00

163.0

00

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.00

0

163.000

163.0

00

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.000

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.0

00

163.000

163.000

163.000

163.0

00

163.000

163.000

163.000

163.0

00

163.000

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.5

00

163.5

00

163.500

163.5

00

163.500

163.5

00

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.500

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.5

00

163.500

163.500

164.000

164.000

164.000

164.000

164.000

164.500

164.500

164.500

51*

G14

G15

G18

G19

69*

70*

71*

72*

73*

74*

75*

76*

77*

78*

79*

80*

81*

82*

83*

84*

85*

86*

87*

88*

89*

G23*

N

W E

S

01

02

03

Drawing Sheets:

Crown

Spread

Tree

Number

Category

Root

Protection

Area

13

Category A

(High Quality)

Category B

(Moderate Quality)

Do not scale from this drawing all dimensions to be

checked on site.

The copyright of this document resides with Tree

Solutions unless assigned in writing by the company

Job Ref:

Drawn By:

Scale: Date:

Revision:

DB & AM

1:500@A0

November 2019

A

Title:

Tree Protection Plan

Project:

Llyn Tegid Reservoir, Bala

Client:

Black & Veatch Ltd

Root Protection Area

Modified to Account for

Site Features

Legend

19/AIA/SNP/10 03

Drawing No:

Category C

(Low Quality)

Category U

(Dead/Dying/In Decline)

E: [email protected]

W: www.tree-solutions.co.uk

T: 01244 389114

Company Registration No: 04548951

NOTE: Tree/group numbers marked with an * have

approximate locations

ARMORLOC 150 BLOCKS

2.0M high heavy duty rhino panels (with extra

central support bar) mounted on scaffold poles

(driven in to the ground) and secured with anti

tamper bolts – as illustrated.

AutoCAD SHX Text
10002
AutoCAD SHX Text
10002
AutoCAD SHX Text
10003
AutoCAD SHX Text
10003
AutoCAD SHX Text
10019
AutoCAD SHX Text
10019
AutoCAD SHX Text
10002
AutoCAD SHX Text
10002
Page 10: Llyn Tegid Reservoir Safety Project - Arboricultural ... · 3. No machinery shall pass over the surface once broken-out. Arisings shall be picked and removed by manual means. 4. Prior

Llyn Tegid (Bala Lake) Reservoir Safety Project - Arboricultural Method Statement – (12/11/2019) ©Tree Solutions Ltd (2019)

Appendix Two

Tree Protection Sign

Page 11: Llyn Tegid Reservoir Safety Project - Arboricultural ... · 3. No machinery shall pass over the surface once broken-out. Arisings shall be picked and removed by manual means. 4. Prior

TREE PROTECTION AREA

KEEP OUT !PROTECTIVE FENCING. THIS

FENCING MUST BE

MAINTAINED IN ACCORDANCE

WITH THE APPROVED PLANS

AND DRAWINGS FOR THIS

DEVELOPMENT.

!(TOWN & COUNTRY PLANNING ACT 1990)

TREES ENCLOSED BY THIS FENCE ARE PROTECTED BY

PLANNING CONDITIONS AND/OR ARE THE SUBJECTS OF A

TREE PRESERVATION ORDER.

CONTRAVENTION OF A TREE PRESERVATION ORDER MAY

LEAD TO CRIMINAL PROSECUTION

ANY INCURSION INTO THE PROTECTED AREA MUST BE

WITH THE WRITTEN PERMISSION OF THE LOCAL

PLANNING AUTHORITY


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