Standard Method of Measurement of Building Works Authorised by agreement between the Royal Institution of Chartered Surveyors and the Construction Confederation

Seventh Edition Revised 1998

Co-ordinated project information

Summary of contents

To find the relevant work section for any given topic refer to the detailed contents list overleaf or to the alphabetical index.

Detailed contents Page 1

Preface

General rules

A Preliminaries/General conditions

C Existing site/buildings/services

o Groundwork

E In situ concrete/large precast concrete F Masonry

G Structural/Carcassing metal/timber H Cladding/Covering

J Waterproofing

K Unings/Sheathing/Dry partitioning

L Windows/Doors/Stairs M Surface finishes

N Furniture/Equipment

P Building fabric sundries

Q Paving/Planting/Fencing/Site furniture

R Disposal systems

S Piped supply systems

T Mechanical heating/Cooling/Refrigeration systems

U Ventilation/Air conditioning systems

V Electrical supply/power/lighting systems

W Communications/Security/Control systems

X Transport systems

Y Mechanical and electrical services measurement

Additional rules - work to existing buildings

Appendices

Alphabetical index Page 1 83

D Detailed contents Preface to First Edition 1922 8 A Preliminaries/General conditions Preface to Seventh Edition 1988 9 Preface to Seventh Edition Revised 1998 10 A40 Contractor's general cost items: A40 20 General Rutes 11 Management and staff

A41 Contractor's general cost items: A41 20 Site accommodation

A Preliminaries/General conditions A42 Contractors general cost items: A42 20 Services and facilities

AID Project particulars Al0 17 M3 Contractor's general cost items: A43 21 All Tender and contract documents All 17 Mechanical plant A12 The site/Existing buifdings A12 17 A44 Contractor's general cost items: A44 21 AI! Description of the Works A13 11 Temporary works A20 The Contract/Sub-contract A20 18 A50 WorkS/Products by/on behalf of the Employer A50 21 A30 Employer's requirements: A30 18 A51 Nominated sub-contractors A51 22

T endering/Su b-Ietting/S upply A52 Nominated suppliers A52 22 A31 Employer's requirements: A31 18 A53 Work by statutory authorities/undertakers A53 22

Provision, content and use of documents A54 Provisional work A54 22 A32 Employer's requirements: A32 18 A55 Oayworks A55 22

Management of the Works A60 PreliminarieS/General conditions for demolition contract A60 • A33 Employer's requirements: A33 18 A61 Preliminaries/General conditions for investigation/survey contract A61 •

Quality standards/control A62 Preliminaries/General conditions for piling/embedded retaining A62 • A34 Employer's requirements: A34 18 walls contract

Securm,/Safert/Protection A63 Preliminaries/General conditions for landscape contract A63 • A35 Employer's requirements: A35 19 A64 Preliminaries/General conditions for building services contract A64 •

Specific limitations on method/sequence/timing/use of site A10 General specification requirements for work package AlO • A36 Employer's requirements: A36 19

Fa c ilities{T emporary works/Se rvi c es A31 Employer's requirements: A31 19

Operation/Maintenance of the finished building

8 Complete buildings/structures/units E In situ concrete/large precast concrete

810 Prefabricated buildings/structures 810 • E05 In-situ concrete construction generally E05 43 811 Prefabricated building units 811 • El0 Mixing/Casting/Curing in situ concrete El0 43

Ell Sprayed in situ concrete Ell 45 E10 Formwork for in situ concrete E10 46 E30 Reinforcement for in situ concrete E30 49

C Existing site/buildings/services E31 Post tensioned reinforcement for in situ concrete E31 50 Cl0 Site survey C10 • E40 Designed joints in in situ concrete E40 50 Cll Ground investigation Cll • E41 Worked finishes/Cutting to in situ concrete E41 51 Cl1 Underground services survey Cl1 • E41 Accessories cast into in situ concrete E41 52 C13 Building fabric survey C13 • E50 Precast concrete frame structures E50 53 C14 Building services survey C14 • E60 PrecasVComposite concrete decking E60 54 C10 Demolition C20 23 C11 Toxic/Hazardous material removal C11 13 C30 Shoring/Facade retention C30 13 F Masonry C40 Cleaning masonry/concrete C40 15 C41 Repairing/Renovating/Conserving masonry C41 25 Fl0 Brick/Block walling F10 55 C41 Repa iring/Re novati ng/Conserving conc rete C41 15 Fll Glass block walling Fll 55 C45 Damp proof course renewaVinsertion C45 17 F10 Natural stone rubble walling F10 58 C50 Repairing/Renovating/Conserving metal C50 17 F11 Natural stone ashlar walling/dressings F21 58 C51 Rep a i ring/Re novati ng/Conserving timber C51 17 F11 Cast stone ashlar walling/dressings F11 58 C51 Fungus/Beetle eradication C51 17 F30 Accessories/Sundry items for brick/block/stone walling F30 61 COO Alterations - spot items C90 18 F31 Precast concrete sills/lintels/copings/features F31 53

G Structural/Carcassing metal/timber

0 Groundwork GlO Structural steel framing Gl0 65 011 Soil Stabilization 011 • Gll Structural aluminium framing Gll 65 011 Site dewatering 011 • Gl1 Isolated structural metal members Gl1 65 010 Excavating and filling 010 19 G10 Carpentry{Timber framing/First fixing G10 67 011 Ground gas venting 011 • G30 Metal profiled sheet decking G30 69 030 Piling 030 33 G31 Prefabricated timber unit decking G31 70 D40 Embedded retaining walls 040 38 G32 Edge supported/Reinforced woodwool/rock fibre decking G31 70 041 Crib walls/Gabions/Reinforced earth 041 40 050 Underpinning D50 41

* No specific rules included - see General rules clause 11.

El H Cladding/Covering J Waterproofing

Jl0 Specialist waterproof rendering Jl0 103 Hl0 Patent glazing Hl0 71 J20 Mastic asphalt tanking/damp proofing J20 B3 Hll Curtain walling Hll 72 J21 Mastic asphalt roofing/insulation/finishes J21 B3 H12 Plastics glazed vaulting/walling H12 71 J22 Proprietary roof decking with asphalt finish J22 B3 H13 Structural glass assemblies H13 71 J30 liquid applied tanking/damp proofing J30 83 H14 Concrete footlightS/pavement lights H14 73 J31 liquid applied waterproof roof coatings J31 B3 H2O Rigid sheet cladding H2O 73 J32 Sprayed vapour control layers J32 • H21 limber weatherboarding H21 73 J33 In situ glassfibre reinforced plastics J33 • H30 Fibre cement profiled sheet cladding/covering/siding H30 75 J40 Flexible sheet tanking/damp proofing J40 85 H31 Metal profiled sheet cladding/covering/siding H31 75 J41 Built up felt roof coverings J41 85 H32 Plastics profiled sheet cladding/covering/siding H32 75 J42 Single layer polymeric roof coverings J42 85 H33 Bitumen and fibre profiled sheet cladding/covering H33 75 J43 Proprietary roof decking with felt finish J43 85 H40 Glassfibre reinforced cement panel cladding!features H40 53 J44 Sheet linings for pools/lakes/waterways J44 85 H41 Glassfibre reinforced plastics panel cladding/features H41 75 H42 Precast concrete panel cladding/features H42 53 H43 Metal panel cladding/features H43 75 K Linings/Sheathing/Dry partitioning H50 Precast concrete slab cladding/features H50 53 H51 Natural stone slab cladding/features H51 77 KID Plasterboard dry linings/partitions/ceilings KID 87 H52 Cast stone slab cladding/features H52 77 Kll Rig id she et flooring/sheathing/decking/sa rking/lin ingS/c a sings Kll 73 H60 Plain roof tiling H60 79 K12 Under purlinJlnside rail panel linings K12 73 H61 Fibre cement slating H61 79 K13 Rigid sheet fine linings/pane lling K13 73 H62 Natural slating H62 79 K14 Glassfibre reinforced gypsum linings/panelling/casings/mouldings K14 73 H63 Reconstructed stone slating/tiling H63 79 K15 Vitreous enamel liningS/panelling K15 73 H64 Timber shingling H64 79 K20 Timber boa rd flooring/dec king/sarking/linings/casing s K20 73 H65 Single lap roof tiling H65 79 K21 Timber strio/board fine flooring/linings K21 73 H66 Bituminous felt shingling H66 79 K30 Panel partitions K30 90 H70 Malleable metal sheet prebonded coverings/cladding H70 80 K32 Panel cubicles K32 91 H71 lead sheet coveringS/flashings H71 80 K33 Concrete!Terrazzo partitions K33 53 H72 Aluminium strip/sheet coverings/flashings H72 80 K40 Demountable suspended ceilings K40 92 H73 Copper strip/sheet coverings/flashings H73 80 K41 Raised access floors K41 94 H74 Zinc strip/sheet coverings/flashings H74 80 H75 Stainless steel strip/sheet coveringS/flashings H75 80 H76 Fibre bitumen thermoplastic sheet coverings/flashings H76 80 H90 Tensile fabric coverings H90 • H91 Thatch roofing H91 • H92 Rainscreen cladding H92 73

L Windows/Doors/Stairs N Furniture/Equipment Nl0 Genera I fixtures/fumishings!equ ipment Nl0 119

llD Windows!RooflightS/Screens/louvres llD 95 Nll Domestic kitchen fittings Nll 119 L20 Doors/Shutters/Hatches L20 96 N12 Catering equipment N12 119 13O Stairs/Walkways!Balustrades 13O 97 N13 Sanitary appliances/fittings N13 119 L40 General glazing L40 98 N15 Signs/Notices N15 119 L41 lead light glazing L41 101 N16 BirdNermin control N16 L42 lofill panels/sheets L42 102 N20

}SPeci.l purpose fixtures~urnishings/.quipm.nl N20 •

N21 N21 • N22 N22 •

M Surface finishes N23 N23 •

MID Cement: sand/Concrete screeds/toppings MID 103 Mll Mastic asphalt flooring/floor underlays Mll 83 P Building fabric sundries M12 Trowelled bitumen/resin/rubber-Iatex flooring M12 103 M13 Calcium sulfate based screeds M13 103 PlO Sundry insulation/proofing work/fire stops PlO 121 M20 Plastered/Rend ered/Rou gh c a si coati ngs M20 103 Pll foamed/Fibre/Bead cavity wall insulation P11 122 M21 Insulation with rendered finish M21 106 P20 Unframed isolated trims/skirtings/sundry items P20 123 M22 Sprayed monolithic coatings M22 107 P21 Door/VVindow ironmongery P21 124 M23 Resin bound mineral coatings M23 103 P22 Sealant joints P22 125 M30 Metal mesh lathing/Anchored reinforcement for plastered M30 108 P30 Trenches/Pipeways/Pits for buried engineering services P30 126

coatings P31 Holes/Chases/Covers/Supparts for services P31 126 M31 Fibrous plaster M31 109 M40 Stone/Concrete/Ouarry/Ceramic tiling/Mosaic M40 111 M41 Terrauo tiling/In situ terrauo M41 113 0 Paving/Planting/Fencing/Site furniture M42 Wood block/Composition block/Parquet flooring M42 111 M50 Rubber/Plastics/Cork/Lino/Carpet tiling/sheeting M50 113 010 Kerbs/Edging S/Channels/Paving accessories 010 131 M51 Edge fixed carpeting M51 113 020 Granular sub-bases to roads/pavings 020 29 M52 Decorative papers/fabrics M52 115 021 In situ concrete raads/pavings 021 132 M60 Painting/Clear finishing M60 116 022 Coated macadam/Asphalt roadsJpavings 022 133 M61 Intumescent coatings for fire protection of steelwerk M61 116 023 GraveVHogginN/oodchip roadsJpavings 023 134

024 Interlocking brick/block roads/pavings 024 135 025 S la bIB ric k/B loc IrJSett/Co b ble pavings 025 135 026 Special surfacingsJpavings for sport/general amenity 026 136 030 Seedingrrurfing 030 137 031 External planting 031 137 032 Internal planting 032 137 035 landscape maintenance 035 • 040 Fencing 040 139 041 Barriers/Guardrails Q41 97 050 Site/Street furniture/equipment 050 119

*No specific rules included - see General rules clause 11

11

R Disposal systems T Mechanical heating/Cooling/

RIO Rainwater pipework)gutters R10 141 Refrigeration systems

Rll Foul drainage above ground Rll 141 Tl0 Gas/Oil fired boilers Tl0 y R12 Drainage below ground R12 145 T11 Coal fired boilers T11 y

R13 Land drainage R13 145 T12 Electrode/Direct electric boilers T12 y R14 Laboratory/Industrial waste drainage R14 Y T13 Packaged steam generators T13 y R20 Sewage pumping R20 y T14 Heat pumps T14 y R21 Sewage treatment/sterilisation R21 y T15 Solar collectors T15 y R30 Centralised vacuum cleaning R30 y T16 Alternative fuel boilers T16 y R31 Refuse chutes R31 y T20 Primary heat distribution T20 y

R32 Compactors/Macerators R32 y T30 Medium temperature hot water heating T30 y

R33 Incineration plant R33 y T31 low temperature hot water heating T31 y

T32 Low temperature hot water heating (self-contained specification) T32 y

T33 Steam heating T33 y

S Piped supply systems T40 Warm air heating T40 y

T41 Warm air heating (self-contained specification) T41 y

S10 Cold water S10 y T42 local heating units T42 y Sl1 Hot water Sl1 y T50 Heat recovery T50 y

S12 Hot and cold water(self-contained specification) S12 Y T60 Central refrigeration plant T60 y

S13 Pressurised water S13 y T61 Chilled water T61 y S14 Irrigation S14 y T70 local cooling units no y

S15 FountainslWater features S15 y T71 Cold rooms T71 y

S20 Treated/Deionised/Distilled water S20 Y T72 Ice pads T72 y S21 Swimming pool water treatment S21 y

S30 Compressed air S30 y

S31 Instrument air S31 y

S32 Natural gas S32 y

S33 Liquefied petroleum gas S33 y

S34 Medical/Laboratory gas S34 y

S40 Petrol/Diesel storage/distribution S40 Y S41 Fuel oil storage/distribution S41 y

S50 Vacuum S50 y

S51 Steam S51 y

S60 Fire hose reels S60 y

S61 Dry risers S61 y

S62 Wet risers S62 y

S63 Sprinklers S63 y

S64 Deluge S64 y

S65 Fire hydrants S65 y

S70 Gas fire fighting S70 y

S71 Foam fire fighting S71 y Y See Y Mechanical and electrical services measurement

U Ventilation/Air conditioning systems W Communications/Security/Control systems WIO Telecommunications WIO Y

UIO General ventilation UIO y Wll Paging/Emergency call Wll Y UII Toilet ventilation Ull y WI2 Public addresS/Conference audio facilities WI2 Y UI2 Kitchen ventilation UI2 y W20 Radiorrv/CCTV W20 y

UI3 Car parking ventitation UI3 y W21 Projection W21 Y UI. Smoke extract/Smoke control UI. y W22 Information/Advertising display W22 Y UI5 Safety cabinetJFume cupboard extract UI5 y W23 Clocks W23 y

UI6 Fume extract UI6 y W30 Data transmission W30 y

U17 Anaesthetic gas extract U17 y W'O Access control WOO y

U20 Oust collection U20 y W'I Security detection and alarm W.I y

U30 low velocity air conditioning U30 Y WSO Fire detection and alarm WSO Y U31 VAV air conditioning U31 Y W51 Earthing and bonding W51 Y U32 Dual·duct air conditioning U32 y W52 lightning protection W52 Y U33 Multi-zone air conditioning U33 y W53 Electromagnetic screening W53 y

UOO Induction air conditioning U'O y W54 liQuid detection alarm W54 y

U.I Fan-coil air conditioning U.I Y W6() Central controV8uilding management W6() Y

U'2 Terminal re-heat air conditioning U42 y

U43 Terminal heat pump air conditioning U'3 Y USO Hybrid system air conditioning USO Y X Transport Systems U6() Air conditioning units U6() Y XIO Ufts XIO 149 U70 Air curtains U70 y Xli Escalators Xli 149

XI2 MOl/ing pavements XI2 1'9 XI3 Powered stairl ifts XI3 1'9

V Electrical supply/power/lighting systems XI. Fire escape chutes/slings XI4 1'9 X20 Hoists X20 1.9

VIQ Electricity generation plant VlO Y X21 Cranes X21 149 Vll HV supply/distribution/public utility supply Vll y X22 Travelling cradles/gantries/ladders X22 149 VI2 LV supply/public utility supply VI2 y X23 Goods distribution/Mechanised warehousing X23 1.9 V20 LV distribution V20 y X30 Mechanical document conveying X30 149 V21 General lighting V21 y X31 Pneumatic document conveying X31 1'9 V22 GenerallV power V22 Y X32 Automatic document filing and retrieval X32 1'9 V30 Extra low voltage supply V30 Y V31 DC supply V31 y

V32 Uninterruptable power supply V32 y

VOO Emergency lighting VOO Y V.I Street/Area/Flood lighting V.I Y V.2 Studio/Auditorium/Arena lighting V'2 Y VSO Electric underfloor/ceiling heating V50 y

V51 local electric heating units V51 y

V90 Electrical installation (self-contained specification) V90 y Y See Y Mechanical and electrical services measurement

m

y Mechanical and electrical services measurement

Additional rules - work to existing buildings

Yl0 Pipelines Yl0 151 Y11 Pipeline ancillaries Y11 151 Work Groups H, J, K, l and M 171 Y20 Pumps Y20 154 Rl0-R13 Drainage 173 Y21 Water tanks/cisterns Y21 154 Mechanical Services 173 Y22 Heat exchangers Y22 154 Electrical Services 175 Y23 Storage cylinders/Calorifiers Y23 154 Y24 Trace heating Y24 154 Y25 Cleaning and chemical treatment Y25 154 Y30 Air ductlines/ancillaries Y30 156 Appendices Y40 Air handling units Y40 154 Y41 Fans Y41 154 A FiJrtures, furnishings, equipment, fittings and appliances 177 Y42 Air filtration Y42 154 B Classification of mechanical and electrical services 181 Y43 Heating/Cooling coils Y43 154 Y44 Air treatment Y44 154 Y45 Silencers/Acoustic treatment Y45 154 Y46 Grilles/Diffuse rs/Louvres Y46 154 Alphabetical index 183 Y50 Thermal insulation Y50 158 Y51 Testing and commissioning of mechanical services Y51 159 Y52 Vibration isolation mountings Y52 154 Y53 Control components· mechanical Y53 154 Y54 Identification - mechanical Y54 159 Y59 Sundry common mechanical items Y59 159 Y60 Conduit and cable trunking Y60 161 Y61 HV/LV cables and wiring Y61 163 Y62 Busbar trunking Y62 163 Y63 Support components - cables Y63 161 Y70 HV switchgear Y70 166 Y71 LV switchgear and distribution boards Y71 166 Y72 Contactors and starters Y72 166 Y73 Luminaires and lamps Y73 167 Y74 Accessories for electrical services Y74 167 Y80 Earthing and bonding components YBO 163 Y81 Testing and commissioning of electrical services YBl 169 Y82 Identification - electrical Y82 169 YB9 Sundry common electrical items Y89 169 Y90 Fixing to building fabric Y90 • Y91 Off-site painting/Anti-corrosion treatments of common mechanical Y91 116

and/or electrical items Y92 Motor drives - electric Y92 166

·No specific rules included - see General rules clause 11

Im

Alpha betical Index A B Carpet tiling/sheeting MSO 113

Carpeting. edge fixed M5I 113 Casings. , igid sheet Kll 73

Abbreviations GR12 14 Balustrades 13O 97 Casings, timber board K20 73 Access contlol systems W" 181 Bamers 041 97 Cast in place concrete piling 030 33 Access floors, raised K41 94 Bases to roads/pavings. granular 021l 19 Cast stone slab cladding/features H51 77 Accessories cast into in situ concrete E41 51 Bead cavity waJl insulation Pll 111 Cast stone walling, accessories/sundry Accessories for electrical services Y74 167 Beetle eradication C51 17 items fJO 61 AccessorieS/Sundry items for brick/block! Bird/Vermln control N16 Cast stone ashlar walling/dressings F11 58

stone walling F30 61 Bitumen and fibre profiled sheet cladding/covering H33 75 Catalogue references GAS 13 Accommodation, contractor's general Bitumen, fibre reinforced, thermoplastic Catering equipment NI1 119

cost items 041 10 sheet coverings/llashings H76 80 Cavities, forming fJO 62 Acoustic treatment Y45 154 Bitumen, trowelled, flooring MI1 103 Cavity wall insulation Pll 112 Adapting existing buildings - spot items COO 18 Bituminous felt shingling H66 79 Ceilings, demountable K'O 91 Advertising display systems W11 181 Blinds L14 95 Cement sand screeds/toppings MlO 103 Air conditioning systems U30-6D 181 Block roadS/pavings, interlocking Q14 135 Central control systems W61 181 Air curtains U70 181 Block walling FlO 55 Central refrigeration plant T60 181 Air ductlines/ancillanes Y30 156 Block walling, accessories/sundry items F30 61 Ceramic tiling/mosaic M40 111 Air ductline equipment Y40-46 154 Block, glass, walling Fll 55 Channels, stone/concrete/brick 010 131 Air filtration Y41 154 Boilers 110-16 181 Chases for services P31 116 Air handling units Y40 154 Bonding, and earthing W5I 181 Chemical treatment Y15 15' Air movement systems U10-20 181 Bonding components VSO 163 Chilled water T61 181 Air, compressed, sUPll1y systems S30 181 Brick kerbs/edgings/channels QlO 131 Chutes fire escape X14 149 Air, instrument, supply systems S31 181 Brick pavings Q15 135 Chutes, refuse {disposal systems) R31 181 Alarm systems, fire WSO 181 Brick roadslpavings, interlocking Q14 135 Cisterns Y21 15' Alarm systems, liquid control W54 181 Brick walling FlO 55 Cladding/Covering H Alarm systems, security W4I 181 Brick walling accessories/sundry items F30 61 Cladding rails,linings inside KI1 73 Alterations - spot items COO 28 Building fabric sundries P Cladding, malleable sheet H70-76 80 Alternative fuel boilers Tl6 181 Building management systems W60 182 Cladding, profiled sheet H30-33 75 Aluminium stripfslleet coverings/llaslllngs H12 80 Buildings, cKisting 011 17 Cladding, rainscreen H91 73 Aluminium, structural framing Gll 65 Buih up felt roof coverings J41 85 Cladding, rigid sheet H2O 73 Anaesthetic gases elCtract systems U17 182 Busbar trunking Y61 163 Cladding, slate/tile H6Q-04 79 Area lighting systems V4I 182 Cleaning and chemical treatment Y25 154 Arena lighting systems V41 181 Cleaning concrete C" 15 Ashlar, natural stone, walling/dressings F21 58 C Cleaning masonry C" 15 Ashlar walling/dressings, cast stone F11 58 Cleaning systems, vacuum (centralised) R30 181 Asphalt flooringlfloor underlays Mll 83 Clear finishing M60 116 Asphalt roads/pavings Q12 133 CCTV communication systems W10 181

Clock systems W1:3 181 Asphalt roofing/insulation/finishes J1I 83 Cable tfunking Y60 161

Coal fired boilers TII 181 Asphalt tanking/damp proofing J10 83 Cables and wiring Y60-63 161

Coated macadam/asphalt roads/pavings Q11 133 Audio communicatIOns systems WIO-12 181 Calorifiers Y13 15.

Coatings monolithic sprayed M12 107 Auditorium lighting systems V41 181 Calcium sulfate based screeds M13 103

Cobble pavings Q15 135 Automatic document filing and retrieval Canopies L14 95

Cold rooms T7I ", lI31 149 Car parking ventilation U13 ", Cold water and hot water supply systems systems G10 67 Carpentry, first liKing (sell-contained specification) SI1 ",

Cold water SUDDlv systems SIO 181 Contractor's general cost items A ...... 20 Direct electric boilers T12 181 Commissioning electrical services Y81 169 Control components - mechanical Y53 154 Direct fired self-contained heating units T41 181 Commissioning mechanical services Y51 15' Control systems WOO 182 Disposal systems R Communications systems - audio-visual W20-23 182 Cooling coils Y43 154 Distilled water supply systems S20 181 Communications systems - data W30 182 Cooling units, locally controlled 170 181 Distribution boards Y71 166 Communications systems - speech/audio Wl(}--13 182 Cooling, primaryfsecondary T61 181 Distribution petroVd,esel S40 181 Compactors, refuse (disposal systems! RJ2 181 Copings, precast concrete '" 53 Document conveying systems, mechanical XJO 14' Complete buildings B Copper strip/sheet coveringslflashings "73 00 Document conveying systems, pneumatic )(31 149 Components, standard GR' 13 Cork tilingfsheeting M50 113 Document filing and retrieval systems )(32 149 Composite concrete decking '60 54 Cost items, conlracto(s general A ...... 20 Documents, provision, content end use ." 18 Composite items GR' 13 Cost, management of works .,2 18 Documents, list of All 17 Composition block flooring M42 111 Covers for services P31 126 Domestic kitchen fittings Nil "' Compressed air Ifor instruments) supply Cranes X21 149 Door Ironmongery PlI 12.

systems S31 181 Crib walls 041 40 Doors 12O 96 Compressed air supply systems S30 181 Cubicles, penel K32 91 Drainage below ground R12 145 Concrete cleaning C40 25 Culinary equipment N12 119 Drawings generally GR5 13 Concrete decking, precast/composite '60 54 Curtain walling "" 72 Drawings, list of All 17 Concrete, in situ, mixing/casting/curing E10 43 Cutting to in situ concrete E41 51 Dressings, ashlar cast stone '22 58 Concreta, in situ, accessories cast into E42 52 Cylinders/c alorifiers Y23 154 Dressings, natural stone ashlar '21 58 Concrete, in situ, cutting to '41 51

D Dry lining, plasterboard KIO 87

Concrete, in situ, construction generally E05 43 Dry riser distribution system S61 181 Concrete, in situ, designed joints E40 50 Dual-duct air conditioning systems UJ2 182 Concrete, in situ, formwork E20 46 Dampproofing, flexible sheet J40 85 Ductlines end ancillaries, eir Y30 ,,. Concrete, in situ, reinforcement EJO 49 Dampproofing, liquid applied J30 83 Dust collection systems U20 182 Concrete, in situ, roads/pavings 021 132 Dampproofing, mastic asphalt J20 83 Concrete, in situ,sprayed '" 45 Dampproof courses, renewaVinsertion C45 27 E Concrete, in situ, worked finishes E41 51 Data transmission systems W30 182 Concrete kerbsledgingslchannels OlD 131 Dayworks A55 22 Earthing end bonding W51 182 Concrete piling, cast in place 030 33 Decking, metal profiled sheet G30 69 Earthing and bonding components YOO 163 Concrete piling, preformed 030 35 Decking, precasf/composite concrete '60 54 Edge fixed carpeting M51 113 Concrete, precastlrame structures 'SO 53 Decking, prefabricated timber unit G31 70 Edge supported woodwooVfock IIbre deckmg 631 70 Concrete, precast panel cladding/leatures "42 53 Decking, flgld sheet '" 13 Edgings for pavings 010 131 Concrete, precast slab cladding/features "50 53 Decking, roof, with asphafl linish J22 83 Electric heating systems "'" 182 Concrete, precest, sllIS/hntelS/copingslfeatures '31 53 Decking, roof, with felt finish J43 85 Electric heeting units, local VSl 182 Concrete repairing/renovating/conserving C42 25 Oecklng, Ilmbef board <10 13 Electric motor drives Y92 166 COncrete roollightS/pavement lights "14 73 Cleck lng, woodwool/roCk fibre edge Electric underfloor heating systems V50 182 Concrete screeds/toppings MID 103 su ppofled/re mlOfC ed 631 70 Electrical cables and wiring Y61 163 Concrete tilinglmosaic M40 111 Decorative paperslfabrics M52 115 Electrical equipment, general Y7(}--74 166,19 Con c rete/terrazzo pa rtitions K33 53 Definitions GRI4 15 Electric al installation (sell-C Onllln B d s pe c ifi c a tlo n)V90 182 Conditions, general A Deionised water supply systems S20 181 Electrical items, other common Y80-89 16319 Conduit and cable trunking Y60 161 Deluge distribution systems S64 181 Electrical supply/power/lighting systems V Conference audio facilities W12 182 Demolition C20 23 Electricity generation plant Vlo 182 Conserving concrete C42 25 Demountable suspended ceilings K40 92 Electricity generation/supplylhv Conserving masonry C41 25 Description of the Works A13 17 distribution systems Vl(}--V12 182 Conserving metal C50 27 Descriptions generally GR. 12 Electrode boilers T12 181 Conserving timber C51 27 Designed joints in in situ concrete '40 50 Electromagnetic screening W53 182 Contactors and starters Y72 16' Detection and alarm systems, fire W50 182 Embedded retaining walls 040 38 Containers, plant QJ1-J2 138 Detection and alarm systems, security W41 182 Emergency call WI1 182 Content of documents ." 18 Diffusers Y46 154 Emergency lighting systems V40 182 Contract A10 18 Direct current supply systems V31 182 Employer's requirements A3Q-37 18

mI

miJ Equipment, catering NI1 11. Fixtures, !leneral Nl0 "' Gas, liquid petroleum, supplV systems SJJ 181 Equipment, general Nl0 "' Fixtures, special purpose N20-23 "' Gas, medical, supply systems S34 181 Equipment, kitchen, domestic N11 11. Flashings. aluminium strip/sheet HJ2 80 Gas, natura), supply systems S32 181 Equipment, site/street Q50 "' Flashings. copper strip/sheet H73 80 Gases extract systems, anaesthetic U17 182 Equipment, special purpose N20-23 11. Flashings. fibre bitumen thermoplastic sheet H76 80 Gases piped supply systems $30-34 181 Escalators Xli 14' Reshings. lead sheet H71 80 General conditions A Excavating and filling 011) 29 Flashings. stainless steel strip/sheet H75 80 G enare! fixtureS/furnishingS/eq uipme ot Nl0 "' Existing buildingS/The site AI1 17 Flashings. line strip/sheet H74 80 General lighting systems V11 181 Existing site/buildingS/services C Flexible sheet waterproofing J40-44 85 General ventilation UlO 181 External planting Q31 137 Flood lighting systems V41 182 Generators, packaged steam T13 181 Extra-Iow voltage supply systems V3Q 182 Floor underlays, mastic asphalt Mll 83 Glass block walling F11 55 Extract systems, smoke U14 182 Flooring, mastic asphalt M11 83 Glassllbre reinforced cement panel cladding!

Flooring, rigid sheet K11 73 features H40 53

F Flooring, ston e/c on c retcfqu arryfc era m ic Glassllbro reinforced gypsum linings/panelling/

tile/mosaic M40 111 caSings/mouldings X14 7J Flooring, timber board X20 7J Glasslibre reinlorced plastics panel cladding/

Fabric sundries P Flooring, timber strip/board/line flooring/ features H41 75 Fabrics, decorative M52 115 linings K11 7J Glass, structural assemblies H13 11 Facade retention CJO 23 Flooring, trowelled bitumen/resin/rUbber- Gfazing l40 98 Facilities, contractor's general cost Items A42 20 latex M12 103 Ghtling, lead light l41 101 Fac ilitieS/temporary works/services AJ6 19 Flooring, wood blOCk/composition block/ Glazing, patent HlO 71 False ceilings X40 92 parquet M42 111 Goods distribution systems/mechanised False floors X41 94 Floors, raised access K41 94 warehousing X2J 14' Fan-coil air conditioning systems U41 182 Foam fire fighting distribution systems S11 181 Granular sub-bases to roads/pavings Q20 29 Fans Y41 154 Foamed resin cavity wall insulation P11 122 GraveVHoggin!Woodchip roadS/pavlngs Q23 134 Feh fin ish, roof decking with J4J 85 Formwork for in situ concrete E20 46 Gnlles Y46 154 Felt roof coverings, built up J41 85 Foul water drainage systems (above Grinding concrete E41 51 Fencing Q40 13. ground) All 141 Groundwork 0 Fibre bitumen thermoplastic sheet Fountains S15 181 Guardra ils 041 91

coverings/flashings H76 8Q Frame structures_ precast concrete E50 53 Guners AlO 141 Fibre cavity wall insulation Pll 122 Framing, structural aluminium G11 65 Fibre cement profiled sheet claddmg/ Framing, structural steel GlO 65

covering/siding HJO 75 Framing, timber G20 67 H Fibre cement slating H61 79 Free standing air conditioning units U60 182 Fibrous plaster M31 10. Fuel oil storagefdistflbullOn 541 '" Field drainage systems A13 145 Fume cupboard extract systems U15 182 flV supplv/distribution/public utility Filing and retrieval systems, automatic XJ2 14. Fume extract systems U16 182 supply systems Vll 182 Fill ing 020 29 Fungus eradication C52 27 HV sWllchgear Y70 166 Filtration, air Y42 154 Furnishings, general Nl0 "' HV/lV cables and wiring Y61 163 Fine linings, rigid sheet X13 7J Furnishings, special purpose N2[}-23 "' Hacking concrete E41 51 Finished building, operation/maintenance AJ7 19 Furniture, site/street Q50 "' Hatches l22 96 Finishes, mastic asphalt J2I 83 Furn iture/equ ipment N Hazardous material removal C2I 23 Fire detection and alarm systems W50 182 Heat distribution/utilisation, air T40-42 181 Fire escape chuteS/slings X14 14. G Heat distribution/utilisation, water 130-33 181 Fire fighting, gaS/foam supply systems $7[}-71 181 Heat e_char,gers \22 154 Fire fighting, water supply systems S60-65 181 Heat pumps n4 181 Fire hose reel distribution system S60 181 Gabions 041 40 Heat recovery T50 181 Fire hydrant distribution systems S65 181 Gas fire fighting distribution systems S70 181 Heal sources TlO-16 181 Fire stops PlO 121 Gas fired boilers no 181 Heating systems T First fixing G20 67 Gas, laboratory, supply systems SJ4 181 Healing systems, electric V50-51 182

Heating units, direct fired, self-contained T42 181 Insulation, thermal Y50 158 liquid petroleum gas supply systems S33 181 Heating units, local electric V51 182 Interlocking brick/block roadS/pavings 024 135 local air conditioning systems U60 181 Heating, distribution, primary T20 181 Internal planting 031 137 local cooling units no 181 Heating/cooling coils Y43 154 Intumescent coatings M6I 116 local electric heating units V51 182 Hoggin roadS/pavings 02J 13' Iron mongery, door/window P21 12' local heating units T42 181 Hoists X20 149 Irrigation water supply systems SI4 181 louvres Y46 154 HoleS/chases/covers/supports for Isolated structural metal members GI2 65 louvres, external l1' '5

services P31 126 Isolated trims/skirtings/sundry items P20 123 louvred ventilators 113 95 Hose reel distribution system, fire SW 181 Isolation mountings, vibration Y52 15' low temperature hat water heating Hat and cold water supply systems systems T31 181

lself-contained speciticatlonl SI2 181 J low temperature hat water heating Hat water heating systems, low temperature systems (se It-conta ined specification) T32 181

!self-contained specification) T32 181 Joint Fire Code general attendance M2 20 low velocity air conditioning systems U30 181 Hot water heating systems, low Joints in in situ concrete E40 50 luminaires and lamps Y73 167

temperilture T31 181 Joints, sealani P22 125 Hot water heating systems, medium M temperature T30 181 Hat water supply systems Sl1 181 K Humidifiers Y44 154

OlD Macerators R32 181

Hybrid air conditioning systems U50 182 Kerbs, stone/concrete/brick 131 Maintenance of finished building A37 19 Kitchen equipment NI2 119 Malleable metal sheet prebonded Kitchen ventilation UI2 182 coverings/cl adding HJO '" I Kitchen fittings, domestic Nll 119 Malleable sheet coverings/cladding H7o--76 '" Management and staff, contractor's

Icepads m 181 L general cast items MO 20 Identification - electrical Y82 16' Management of the works A32 18 Identification - mechanical Y5' 15' lV cables and wiring Y6I 163 Masonry F Infill panels/sheets l42 102 lV distribution systems V20 182 Masonry cleaning C40 25 In situ concrete, accessories cast into E42 52 lV supply/public utility supply systems VI2 182 Mason ry conservi ng/repa iring/renovating C41 25 In situ concrete, cutting to '41 51 lV switchgear and distribution boards Y71 166 Mastic asphillt flooring/floor underlays Mll 83 In situ concrete, designed joints "0 50 lV voltage power supply systems Mastic asphalt roofing/insulation/finishes J21 83 In situ concrete, formwork '20 46 !general) V22 182 Mastic asphalt tanking J20 83 In situ concrete!targe precest concrete , laboratory gas supply systems S34 181 Mechanical and electrical services In situ concrete, mixing/casting/curing ElO 43 laboratory waste drainage systems RI4 181 measurement Y In situ concrete roadS/pavings 021 132 lakes, sheet linings J44 85 Mechanical document conveying systems X30 14' In situ concrete, reinforcement '30 49 lamps Y73 167 Mechanical heating systems T In situ concrete, sprayed '" 45 land drainage systems RI3 145 Mechanical items, sundry common Y59 15' In situ concrete, worked finishes '41 51 lathing, metal mesh M30 108 Mechanical plant, contractor's general In situ terrazzo M41 113 lead light glazing l41 101 cast items A43 21 Incineration plant R33 181 lead sheet coverings/flashings H71 80 Mechanised warehousing X2J 14' Induction air conditioning systems U40 182 lifts XIO 14' Medical gas supply systems S34 181 Industrial extract systems U20 182 lighting systems, general V21 182 Medium temperature hot water heating Industrial waste drainage systems RI4 181 Lighting systems, special V40-42 182 systems T30 181 Infill panels/sheets l42 102 Lightning protection W52 182 Metal mesh lathing/anchored Information display W22 182 Limitations on method/sequence/timing/ reinforcement for plastered coatings M30 108 Instrument air supply systems S31 181 use of site A35 19 Metal panel cladding/features H43 J5 Insu lation with rendered finish M2I 106 Linings/sheathing/dry partitioning K Metal profiled sheet decking G30 69 Insulation, cavity walls Pll 122 Lino tiling/sheeting M50 113 Metal profiled/flat sheet cladding/ Insulation, mastic asphalt J2I 83 Lintels, precast concrete F31 53 covering/siding H31 J5 Insulation, sundry PlO 121 Liquid detection alarm systems N54 182 Metal re pairing/renovating/conservin g C50 27

B

II:D Metal sheet prebonded coverings,! Partitions, panel K30 90 Pracast concrete sillS/lintelS/copings!

cladding H70 80 Partitions, plasterboard KlO 86 features '" 53 Metal structural members, isolated G12 65 Patent glazing HlO 71 Pracast concrete slab cladding/leallJres H50 53 Method, limitations A35 19 Pavement lights, concrete H14 73 Prefabricated timber unit decking G31 70 Mineral coatings, resin bound M23 103 PavinglPla nti ng/Fencing/Site furnitu re 0 Preformed concrete piling 030 35 Monolithic coatings. sprayed M12 107 Pavings, in-situ concrete 021 132 Preliminaries A Mosaic M'O 111 Petrol/diesel storage/distribution SW 181 Pressurised water supply systems S13 181 Motor drives - electric Y92 166 Piling 030 33 Primary heat distribution T20 181 Moving pavements X12 14' Piling, cast in place 030 33 Procedure where information not Multi-zone air conditioning systems U33 182 Piling preformed concrete 030 35 available GRlO 14

Piling, steel 030 36 Products by/an behalf of employer A50 21

N Piped supply systems S Profiled sheet cladding/covering/siding H311-33 75 Piped water supply systems 8111-15 181 Profiled sheet decking, metal G30 69 Pipeline ancillaries Y11 151 Project particulars A10 17

Natural gas supply systems S32 181 Pipeline equipment Y211-25 15' Projection audio-visual systems W21 182 Natural slating H62 79 Pipelines YlO 151 Proofing work, sundry PlO 121 Natural stone ashlar walling/dressings F21 58 Pipeways for buried services PJO 126 Protection of the site A34 18 Natural stone rubble walling F20 58 Pipework, rainwater R10 141 Protection systems W50-53 182 Natural stone slab cladding/features H51 77 Pits for buried services P30 126 Provision, content and use of documents A31 18 Natural stone walling, accessories! Plain roof tiling H60 79 Provisional work A54 22

sundry items "0 62 Plant containers Q31 -32 138 Public address systems W12 182 Nitrous-oxide supply systems S34 181 Plant, contractor's general cost items A43 21 Public utility supply system, HV V11 182 Nominated sub-contractors A51 22 Planting. external 031 137 Public utility supply system, LV V12 182 Nominated suppliers A52 22 Planting. internal 031 13' Pumps Y20 15' Notices N15 "' Plaster, fibrous M31 10' Purlins, linings under K12 73

Plasterboard dry lining/partitioning/ceilings KlO 87

0 Plastered coatings M20 103 Plastics, glassfibre reinforced, panel cladding!

0 features H41 75 Off-site painting Y91 116 Plastics glazed vaulting/wailing H12 71 Oil-lubrication supply systems S'O 181 Plastics profiled sheet cladding/covering/ Quantities GR3 12 Oil fired boilers no 181 siding H31 75 Quality standards/control A33 18 Operation/maintenance of finished Plastics tiling/sheeting M50 113 Quarry tiling/mosaic M40 111

building A37 19 Pneumatic document conveying systems X31 14' Oxygen supply systems S34 181 Polymeric single layer roof coverings J42 85

Pools, sheet linings J44 85 R P

Pools, swimming, water treatment S21 181 Portal frames, timber G20 67 Post tensioned reinforcement for in situ RadiofTV/CCTV communications

Packaged steam generators T13 181 concrete E31 50 systems W20 182 Paging/Emergency call W11 182 Power floating, concrete E41 51 Rafters, trussed G20 67 Paging systems W11 181 Power supply systems, LV tgeneral) V22 182 Rainscreen cladding H92 73

Painting/Clear finishing M60 116 Power supply systems, uninterrupted V32 182 Rainwater pipework/gutters RlD 141 Panel cubicles <31 91 Powered stair lifts X13 14' Raised access floors '41 94 Panel linings, under purlin/inside rail '12 73 Prebonded malleable metal sheet Reconstructed stone slating/tiling H63 79 Panel partitions K30 '0 c overin [Is/cia dding H70 80 Refrigeration plant, central T60 181 Panelling, rigid sheet K13 73 Precast concrete decking ESO 54 Refrigeration, cold rooms m 181 Panels, infill l42 102 Precast concrete frame structures E50 53 Refrigeration, ice pads m 181 Parquet flooring M42 111 Precast concrete panel cladding/ Refuse chute disposal systems R31 181 Partitions, concrete/terrazzo '33 53 features H42 53 Refuse disposal systems R30-3J 181

Reinforced earth 041 40 S Slating, fibre cement H61 79

Reinforced woodwooVrock fibre decking G31 70 Slating, natural H62 79 Reinforcement lor in situ concrete '30 49 Stating, reconstructed stone H63 79 Reinforcement, anchored, for plastered Safeguarding the site A34 18 Stings, fire escape X14 149 coatings M30 108 Safety eldract systems U15 182 Smoke elClract/controt systems U14 182

Removing complete structures C20 13 Sand blasting concrete '" 51 Solar collectors T15 181 Rendered coatings M20 103 Sanital)' applianceS/finings N13 "' Special purpose fixturesllurnishings/ Rendered fin ish, insulation with M21 106 Sark,ng, fig id sheel '" JJ equipment N20-23 "' Rendering, specialist waterproof J10 103 Sarklng, limber board <20 JJ Sports sutfacings/pavlngs/general amenity 026 136 Renovating concrete C42 25 Schedules GR5 13 Spot items C90 28 Renovating masonl)' C41 25 Screeds, sand cement/concrete/toppings Ml0 103 Sprayed in situ concrele Ell 45 Renovating metal CSO 17 Screening, electromagnetic W53 182 Sprayed monolithic coatings M22 107 Renovating timber C51 17 Screens l12 95 Sprinkler distflbutlon systems SllJ 181 Repairing concrete C40 25 Screens, temporary 020 13 StaH, contractors general cost Items MO 20 Repairing masonl)' C41 25 Sealant jOints P22 125 Stainless steel strip/sheet coveringsl Repairing metal CSO 17 Secuflty systems W40-41 182 flashings H75 80 Repairing timber C51 17 S ecu rity/safety/protectlon A34 18 Stair hfts, powered X13 14' Requirements, employer's A30-37 18 Seedinglturfmg Q30 137 Stairs l30 97 Resin bound flooring, trowelled M12 103 Sequence, limitations A35 19 Starters Y72 166 Resin bound mineral coatings M13 103 Services and facilities, contractor's Statutory authorities, work by A53 22 Rigid sheet cladding H2O 73 general cost items A42 20 Steam generators, packaged T13 181 Riser distribution systems, dry 561 181 Services, reference specification V Steam heating systems T33 181 Riser distribution systems, wet 562 181 Services, temporal)', employer's Stoam supply systems 551 181 Roads, pavings/sub-bases, granular Q20 29 requirements A36 19 Steel piling 030 36 Roads, coated macadam/asphalt Q22 133 Sett pavmgs 025 135 Steel, stainless, strip/sheet coveringS/ Roads, graveUhoggin/woodchip Q13 13' Sewage pumping systems R20 181 flashings H75 BO Roads, in situ concrete Q21 132 Sewage treatment/sterili sation R21 181 Steel, stluclural,lraming Gl0 65 Roads, interlocking bricklblock 02. 135 Sewerage systems R20-21 181 Sterilisation, sewage R21 181 Roof coatings, liquid applied waterproof J31 B3 Sheathing, rigid sheet K11 73 Stone selt pavings 025 135 Roof coverings, buih up felt J41 85 Sheet cladding/coverlng/sldlOg H31 75 Stone tiling/mosaic M40 111 Rool coverings, single layer polymeric J42 85 Sheet linlOgs, poolS/lakeS/waterways J44 85 Stone, cast, slab cladding/features H52 17 Roof decking with asphalt finish J22 B3 Sheets, IOflll l42 102 Slone, cast, walling, accessories/sundry items F30 62 Roof decking with leh finish J43 85 Shingling, timber H64 79 Stone, cast, ashlar walling/dressings F22 58 Roof tiling, plain H60 79 Shingling, bituminous lelt H66 79 Stone, natural, ashlar walling/dressings f21 58 Roof tiling, single lap H65 79 ShOfing/Facade retention C30 2J Stone, natural, rubble walling F20 58 Rool windows ll1 95 Single lap roof tlllOg H65 79 Stone, natural, slab cladding/features H51 17 Rooling, mastic asphalt J21 83 Shutters l21 96 Stone, natural, walling, accessories! Rooflights, concrete H14 73 Shullers, external "' 95 sundl)' items F30 62 Rooflights ll1 95 Siding, prollled sheel H30-33 75 Stone/concrete/brick kerbsledgingsl Roofs, temporal)' C20 23 SignS/notices N15 "' channels Q10 131 Roughcast coatings M20 103 SilencerS/acoustic trealment V45 154 Storage cylinders/calorifiers V23 154 Rubber tiling/sheoting M50 113 Sills, precast concrete F31 53 Storage/distribution, petroUdiesel 541 181 Rubber-latex flooring, trowelled M12 103 Single layer polymeric roof coverings J42 85 Street furniture/equipment Q50 "' Rubble walling, natural stone f20 58 Site accommodation, contractor's Street lighting systems V41 182 Rules, Supplementary GR2 11 general cost items A41 20 Strip sheathingllinings K21 73 Rules, use of tabulated GR2 11 Site details A12 17 Structural aluminium, framing Gll 65

Site furniture/equipment 050 "' Stru ctu ral/Carc assing/Meta Imm ber G Site planting 030-32 137 Structural glass assemblies H13 71 Skirtings P20 123 Structural metal 610-12 65 Slab/brick/sett/cobbJe pavings 025 135 Structural metal members, isolated G12 65

lID • •

miJ Structural steel framing GIO 65 Thermal insulation Y50 158 Uninterruptable power supply systems V32 182 Struclurallimber G20 67 Tile cladding/covering H6Q-1;6 79 Unit decking, timber G31 70 Studio lighting systems V42 182 Tiling, carpet M50 113 Use of documents ." 18 Sub-contract A20 18 Tiling. ceramic MOO 111 Use of site, limitations "5 19 Sub-contractors, nominated A5I 21 Tiling, concrete MOO 111 Sub·letting A30 18 Tiling, cork M50 113 V Sundries, building fabric P Tiling, lino M50 113 Sund'Y common electrical items Y89 169 Tiling. plastics M50 113 Sundry common mechanical Items Y59 159 Tiling, quarry MOO 111 VAV air conditioning systems U31 182 Suppliers, nominated A52 21 Tiling, reconstructed stone H63 79 Vacuum cleaning systems !centralised) RJO 181 Supply systems, piped 5 Tiling, rools, plain H60 79 Vacuum supply systems 550 181 Supply. employer's requirements AJO 18 Tiling, rubber M50 113 Vaulting, plastics glazed H12 71 Support components - cables Y63 161 Tiling, terrazzo M41 113 VentilatlonJlume extract systems UIO~l1 182 Support. temporary or semi-permanent CJO 23 Timber board flooring/decking/sarkingl Vibration 150lation mountings Y52 154 Supports for services P31 116 linings/casings K20 73 Vitreous enamel linings/panellings K15 73 Surface finishes M Timber strip/board line flooring/linings K21 73 Surfacings for sport 016 136 Timber repa inng/renovating/conserving C51 27 Suspended demountable ceilings K40 92 Timber shingling H64 79 W Swimming pool water treatment 521 181 Timber umt decking, prefabricated G31 10 Switchgear, HV Y70 166 Timber weatherboarding H21 73 Switchgear, LV Y71 166 Timber, framing G20 61 Walkways lJO 97 Symbols GRI2 14 Time, management of works AJ2 18 Wall insulation, cavity walls Pll 122

Timing, limitations AJ5 19 Walling, block FlO 55

T Toilet ventilation Ull 182 Walling, block, accessories/sundry Toxic malerial removal C21 23 items F3D 62 Trace heating Y24 154 Walling, brick FlO 55

TV communications systems W20 182 Treatment, brickwork/blockwork FlO 55 Walling, brick, accessories/sundry Tables, claSSification GR2 11 Transport systems X items FJO 62 Taking down structures C20 2J Travelling cradle systems/gantries/ Walling, ashlar cast stone F22 58 Tampmg concrete E41 51 ladders X21 149 Wallmg, curtam Hll 72 Tanking, flexible sheet J40 85 Treated water supply systems S20-21 181 Wallmg, diaphragm 040 J8 Tanking, liqUid applied J3D 8J Treatedldelonised/dlstllled water supply Walling, glass block Fll 55 Tanking, mastic asphalt J20 8J systems 520 181 WaIling, natural stone ashlar F21 58 Telecommunications systems WlO 182 Trenches/plpeways/plts for buried Walling, plastics glazed H12 71 Television communicatIOn systems W20 182 services P3D 116 Walling, rubble, natural stone F20 58 Temporary or semi-permanent support C30 23 Trims, un/ramed Isolated PlO 123 Walling, stone, accessories/sundry items FJO 62 Temporary works, contractor's general Trowelling concrete E41 51 Walls, embedded retaining 040 J8

cost Items A44 21 Trunkmg, busbar Y62 163 Warm alf heating 740 181 Temporary works, employer'S Trunking, cable Y60 161 Warm air heating (self-contained specification) 741 181

requirements A36 19 Turfing QJO 137 Water features 515 181 T e ndering/su b-Ientngfsu pply A3D 18 Water filtration equipment 515 181 Terminal heat fur conditioning U Water supply systems SI0-15 181

systems U43 182 Water supply systems for fire fighting 56Q-1;5 181 Terminal re-heat air conditioning systems U42 182 Water supply systems, treated S20-21 181 Terrazlo M41 113 Under purlinJinside rail panellinmgs K12 73 Water tanks/cisterns Y21 154 Terrano partitions KJJ 53 Underfloor heating systems, electric V50 182 Waterproof rendering, specialist JlO 103 Testing and commissioning, electrical Underpinning 050 41 Waterproof roof coalings, liquid applied J31 BJ

services Y81 169 Undertakers, work by A53 2 Waterproofing J Testing and commissioning, mechanical Unframed isolated trims/skirtings/sundry Waterways, sheetlinings J44 85

services Y51 159 items PlO 123 Weatherboarding, timber H21 73

Wet riser distribution systems 561 181 Window ironmongery '11 124 Windows}Ooors/Stairs l

Windows UO 95 Wiring, HV/lV V61 163 Woodblockllooring M42 III Woodchip roads/pavings 023 134 WoodwooVrock fibre decking G32 10 WoodwooVrock fibre decking,

edge supported/reinforced G32 \0 Work by/on behalf of employer A50 21 Work by statutory authorities/undertakers A53 21 Worked finishes 10 in situ concrele "I 51 Work not covered by rules GR11 14 Work, provisional A54 " Works', description of AI3 17 Work. special types r,R7 13 Work, temporary A35 19 Work to existing buildings GR13 15

X No entries

y No entries

Z Zinc strip/Sheet coverings/llashings H74 80