ITEM DESCRIPTION QTYS UNITS RATES AMOUNT PROPOSED ... · STEEL COLUMNS. E Circular holow section...

ITEM DESCRIPTION QTYS UNITS RATES AMOUNT

PROPOSED CONSTRUCTION OF TWO CLASSROOM AT

THIRIME PRIMARY SCHOOL.

SUBSTRUCTURE ( ALL PROVISIONAL)

Site clearance

A Excavate vegetable soil average 200mm deep and cart

away the arising away from the site. 192 sm

Excavation

B Excavate oversite to reduced levels commencing from

stripped level average 200mm deep and spread on site

average 10m away. 192 sm

C Excavate for strip foundation starting from reduced

level not exceeding 1.5m deep and spread on site

average 10m away. 52 cm

D Extra over all excavations for all classes of rocks . ITEM

E Return fill - in and rum selected excavated materials. 12 cm

F Remove and cart away from the site surplus excavated

materials as directed . 18 cm

Disposal of water

G Allow for keeping excavation free water and mud

including spring or running water by pumping or bailing

any other means. ITEM

PLANKING AND STRUTTING

H Allow for maintaining and supporting sides of excavation

and keeping the same from fallen materials. ITEM

TOTAL CARRIED TO COLLECTION PG1


HARDCORE

A 300mm thick depositing and compacting in making up

levels in layer of 150mm maximum thickness 58 cm

B 50mm thick murram blinding to surface of fill 192 sm

Antitermite treatment

C Termidor or other equal and approved insecticide with a

ten years guarantee to surfaces of fill and tops of

foundations. 192 sm

D Polythene 1000gauge, 150mm laps ( no allowance made

to laps) horizontal 1 no layer laid on murram blinding. 192 sm

E Reference A 142 mesh 200 x 200mm, weight 2. 22kg/sm

measured net- no allowance made for laps

(including bends tying wire and distance block). 192 sm

Concrete work

concrete 1:3:6 as described in:

F 50mm thick mass concrete class 15( 1 : 3 :6) to bottom of

strip foundations and column bases footing. 52 sm

Insitu concrete reinforced class 20/20mm vibrated

( 1 ; 2 : 4) in:

G 200mm thick mass concrete in trenches. 11 cm

H 150mm thick bed. 192 sm

REINFORCEMENT

High tensile reinforcement in structural

concrete work .

I 8mm reinforcement bars 105 kg

J 12mm reinforcement bars 316 kg



Sawn formwork to:

A Soft wood for formwork to edges of slab 150mm high. 58 lm

Sub Wall

B 225mm thick approved local natural stone roughly

squared to foundation walling bedding and jointing in

cement sand ( 1: 3). 66 sm

Damp proofing

C 200mm wide B.S 743 TYPE A bitumen hessian base 150mm

laps ( no allowance made for laps) horizontal 1 no layer

bedded in cement sand ( 1:3) mortar. 60 Lm

Insitu finishing plinth

D 14mm thick 2 no coatwork cement sand ( 1;3 ) render

wood floated to concrete blockwork base to walls extenal 30 SM

prepare and apply three coats black bituminous paint on

E Rendered plinth externally. 30 SM

PAVED AREAS

The works measured here under only including the

following :

______ Paved area around the perimeter of the

building block.

F Excavate oversite average 250mm deep to remove

top soil load up wheel and deposit about 100m away. 36 sm

G 200mm thick selected compacted murram filling to

make up levels under paving slabs. 8 cm

H 50mm thick sand bed on compacted murram filling

to receive paving slabs 36 sm

I Approved chemical insecticide treatment prepared

and applied according to the manufacturers

printed instructions 36 sm

J 600 x 600mm x 50mm grey p.c pavings slabs on 50mm

bed of sand. 36 sm

TOTAL CARRIED TO COLLECTION pg3


substructures work summary

A TOTAL FROM PAGE 1

B TOTAL FROM PAGE 2

C TOTAL FROM PAGE ABOVE

TOTAL FOR SUBSTRUCTURES WORK



WALLING

External walling

Natural stone walling machine cut and bedded

jointed and pointed in cement mortar( 1:3)

A 200mm thick. 156 sm

Damp proofing .

B 200mm wide B.S 743 type A bitumen hessian base

150mm laps ( no allowance made for laps) horizotal

1 no layer bedded in cement sand (1 : 3) mortar. 56 lm

INTERNAL WALLING

Natural stone walling machine cut and bedded

jointed and pointed in cement mortar ( 1:3)

C 150mm thick reinforced in every alternate course. 34 sm

Horizontal damp proof course one layer of 3 ply

bituminous felt or other equal and approved

(measured nett allow for laps)

D 150mm wide levelled and bedded in cement and

sand (1:3) mortar walls 9 lm

STEEL COLUMNS.

E Circular holow section columns member 75mm outside

diameter by 5mm and 3m high fixed to concrete

weighing 2.6kgs per linear metre with base plate

embedded in concrete at 3m c/c. 24 lm

Sundries

F Plate 4mm thick 200 x 200 with four holes for bolts. 1 sm

G prepare touch up primer and apply three coats first

quality hard gloss paint on structural steel members. 18 lm



FRAMES

Concrete work

Reinforced concrete 1:2:4 as described in:

A Ring beam 4 cm

Reinforcement

square twisted mild steel reinforcement to B.S 4461 in

structural concrete work.

B 8mm diameter bars 138 KG

C 12mm diameter bars 245 KG

Sawn formwork to :

D Sides and soffits of ringbeams 42 sm



ROOFING WORKS

SAWN CYPRESS ( TREATED)

A 100 x 50mm sawn wall plate bolted to ring beam. 75 LM

The following 13 no timber trusses sawn cypress well

spiked and treated spanning 8.5m and 1200mm c/c.

B 75 x 50mm purlins 253 LM

C 100 x 50mm rafters 185 LM

D 100 x 50mm tie beams 128 LM

E 100 x 50mm struts /ties 102 LM

F 100 X 50mm king post 30 LM

G Supply deliver & fix prepainted box profile galvanised

gauge 28 from MRM or other equal and approved on

timber roof structures including all roofing componets. 212 SM

H 22.5 pitch

I DITTO: Standard ridge hip and valley covers. 20 lM

J 200 x 25mm fascia board two labours. 60 LM

PAINTING AND DECORATION

Prepare and apply one undercoat and two coats of

( CROWN SOLO) or other equal and approved super

gloss oil paint to:

K Fascia 200 to 300mm girth external 60 Lm

TOTAL CARRIED TO CORRECTION PG7


RAIN WATER GOODS

A 150mm diameter heavy gauge UPVC rain water gutter

fixed to fascia board bats @ 600c/c. 38 LM

B Extra over ditto for angles 4 NO

C DITTO: FOR stopped end gutters 4 no

D 100mm diameter heavy gauge upvc rain water down

pipe fixed to wall with clips at 900c/c. 24 lm

E EXTRA: over down pipe for swanneck projecting. 2 no

F DITTO swannec bend 4 no



DOORS

STEELCASEMENT DOORS

Fabricate ,deliver and install steel casement doors,with

hinges and mosquito gauze and sheet metal hood including

cutting and pinning lugs to concrete or massonry wall

sorround and bending frame in cement sand mortar (1:3)

grille and glazing included comprising of 40x25x3mm

stiles,bottom & top rail and 4 no intemidiate rails all factory

primed with red oxide complete with 50x50x3mm fixed angle

frame ,2.5mm thick checkered plate built into panels with 2

no 200mm lockered bolts.

A Door size 900 X 2400 2 no

Prepare,prime and apply two coats and one gloss finishing

coat oil paint to metal.

B Doors (both sides measured to overall) 10 sm



WINDOWS.

Steel casement Windows.

Purpose made steel casement windows with permanent

ventilating units,manufactured from 20x20x3mm 'Z' and 'T'

mild steel section including 20x3mm burglar bars in 150mm

centres horizontal bars complete with heavy duty brass stays

and fasteners fixed to masonry jambs concrete head

A Window ,over all size

B 1200mm x 1200mm 14 no

Window cill .

Clay tiles and fittings to B.S 1286 type A

C

150 x 25mm cill,bedded and jointed in cement and sand 1:1

and pointed in tinted cement 18 lm

Glazing.

D 4mm thick clear sheet glass with metal putty in panes. 16 sm

Obscure glass.

E

4mm thick Approved obscured sheet glass with metal putty

in panes. 6 sm

Prepare,prime and apply two coats and one gloss finishing

coat oil paint to metal

F Windows (both sides measured to overal) 44 sm


DESCRIPTION QTYS UNITS RATES AMOUNT

FINISHES

EXTERNAL FINISHES.

A Hack out joints and apply 12 X 12mm cement and

sand (1 : 3) mortar horizontal recessed pointing

to external walling and clean them using wire

brush. 156 sm

Cement and sand 1:4 rendering.

B

Rendering to walls externally and concreted surfaces finished

with a wood float thickness 15mm. 22 sm

Prepare and apply three coats exterior quality permaplast

paint.

C Renderred walls externally. 22 sm


DESCRIPTION QTYS UNITS RATES AMOUNT

INTERNAL FINISHES

Lime plaster.

Plasters 12mm thick 2 no coatwork 9mm first coat of

cement sand ( 1:6) 3mm second coats of cement and

sand lime putty steel trowellede to concrete or

blockwork base generally to:

A Plaster to walls. 209 sm

Prepare and apply three coats plastic emulsion paint crown

or equally approved .

B Plastered walls 209 sm


ITEM DESCRIPTION QTY UNITS RATE AMOUNT

FLOOR FINISHES

Insitu cement and sand ( 1: 3 ) screeded beds

with steel trowelled finish on concrete:

A Hack floors to receive new finish 192 sm

Bonded cement and sand (1:3) screed bed in one coat

well bonded to concrete as described:

B 35mm thick screed laid on concrete finished with a

red oxide. 192 SM

C 100mm high skirting. 72 LM


ITEM DESCRIPTION QTY UNITS RATE AMOUNT

SUMMARY/COLLECTION

A. SUBSTRUCTURES WORK

B. WALLINGS

C FRAMES

D ROOFING WORK & RAIN WATER GOODS

E DOORS

F WINDOWS

G EXTERNAL FINISHES

H INTERNAL FINISHES

I FLOORS FINISHES.

TOTAL BUILDERS WORK



ELECTRICAL WORK.

Supply, install, test and commission the following.

A POWER MAINS.

i) Install a standard gauge single tariff weather proof

meter box with all accessories incoming single phase

supply line by the K.P.L.C 1 NO

ii) Sub-mains cable being 10mm x 3 single core copper

conductor cables drawn in 32mm p.v.c / H.G conduits

with all accessories from the meter box to the

consumers units 60 MTRS

iii) 240V x 4 ways S.P.N consumer units flush mounted

and complete with 100A integral isolator being

havels to accommodate the following circuit brakes 1 NO

6A x 240v S. P .N.M.B S 2 NO

32A X240v S.P..N.M.C B S 2 NO

B LIGHTING POINTS.

Lighting points wired using 3 X 1.5mm single core

copper conductor cables drawn in 20mm p .v .c ( h.g)

conduits with all accessories but without the

lighting fittings. 4 NO

C LIGHTING FITTINGS.

i) 1200mm x 36w single battern fluorescent fittings

complete with tubes being havels. 14 NO

ii) 80- 100w spherical bulkhead fittings complete with

energy savers being philips. 4 NO

TOTAL CARRIED TO COLLECTION PGE15


A 6A x 240v white moulded plate and flush mounted

switches complete with cripsal B.G Screw cover

being one way one gang 10 NO

i) 1 way 1 gang 2 NO

ii) 2way 1 way gang 1 NO

III) 1 way 1 gang water tight 1 NO

E Power points.

i) power points wired using 3 x2.5 mm single core

copper conductor cables drawn in 25mm p.v.c

conduits (H.G) complete with all necessary

accessories but without the socket outlets 14 NO

ii) 13A x 240v white moulded plate and flush mounted

socket outlets complete with cripsal B.G screw

cover being twin outlets 14 NO

F EARTHING

i) 300mm x 300mm earthing chamber complete with

all accessories and concrete manhole cover with all

accessories to K.P.L.C earthing specifications 1 ITEM

TOTAL CARRIED TO COLLECTION

1 TOTAL brought down from pg E/1

2 Total brought from page above

TOTAL ELECRICAL WORK CARRIED TO GRAND

SUMMARY


PRIME COST AND PROVISIONAL SUMS

A Allow a provisional sum of kenya shillings ( 50,000)

fiftyt thousands only for contigencies to be deducted as

directed by the project manager. 50,000

B Allow a provisional sum of KSH: 50,000 fifty thousands

only for project administration cost. 50,000

C Allow ten thousands only for branding 10,000

TOTAL CARRIED TO COLLECTION 110,000

GRAND SUMMARY

A TOTAL BUILDERS WORK

B TOTAL ELECTRICAL WORK

E TOTAL PROVISIONAL SUM

TOTAL CARRIED TO FORM THE TENDER pg17

AMOUNT IN WORDS……………………………………………………………………………………………………..

…………………………………………………………………………………………………………………………………………………..

………………………………………………….

COMPANY NAME…………………………………………………….STAMP………………………………………..

SIGNATURE…………………………………………………DATE……………………………………………………..

Date post:	30-Mar-2020
Category:	Documents
Upload:	others
View:	0 times
Download:	0 times

ITEM DESCRIPTION QTYS UNITS RATES AMOUNT PROPOSED ... · STEEL COLUMNS. E Circular holow section...

Documents