market shade

ITEMDESCRIPTION QTY UNIT RATE SHS

1NO. TOILET BLOCK

ELEMENT 01

SUBSTRUCTURE

[ALL PROVISIONAL]

Site Preparation

A Clear site of all vegetations, grass shrubs, undergrowth, small trees including grubbing up of stumps, dispose the arising as directed on site 55 SM

Excavations and Earth works

B Mass excavations to remove black cotton soil not exceeding 1.5m deep 80 CM

C Excavate trenches to receive foundations 6 CM

D Extra over excavations in hard rock 6 CM

E Backfill selected excavated materials around foundations; depositing and compacting in 150mm thick layers 5 CM

F Load and cart away from site surplus excavated materials 80 CM

Disposal of water

G Allow for Keeping excavations free from all water by pumping or any other method. item

Total to collection

ITEM DESCRIPTION QTY UNIT RATE AMOUNT

Planking and Strutting

A Allow for Planking and strutting to uphold sides

of excavations item

Hardcore filling

B 200mm thick hardcore filling to make up levels; under floor beds, deposit, spread, level and compact in layers not exceeding 225mm thick to receive blinding 80 cm

C 50mm thick quarry dust blinding to top hardcore (m/s) to receive floor bed. 52 SM

Damp Proofing

D 500 gauge polythene; horizontal damp proofing membrane; 150mm laps 52 SM

Anti termite treatment

E "Dragnet FT", 0.50% solution applied at the rate of 4 litres per square metre or any other equal and approved insectcide treatment applied to top of hardcore beds and over foundation walls in accordance with the manufacturer's instructions. 52 SM

Plain Concrete 1:4:8

F 50mm thick blinding under foundations bases 25 SM

Total to collection


Vibrated Reinforced Concrete

Class 20/20mm Aggregate in:-

A Strip foundations 5 CM

B Steps in entrance 1 CM

C 100mm thick floor slab 52 SM

D Extra over floor slab for thicknessing 300mm (average) wide x 150mm high hand packing including hardcore to slope 21 LM

High Tensile Steel bar reinforcement to B.S. 4461

E 12mm diameter bars 125 KG

F 8mm Ditto 80 KG

Fabric Mesh Reinforced to B.S. 4483

G Reference No. A142; weighing 2.2kg/m2;

200mm laps 52 SM

Sawn Formwork to:-

H Vertical sides of foundations 25 SM

J Edges of floor slab 75 - 150mm high 40 LM

K Vertical steps 75 - 150mm high 3 LM

Total to collection


Substructure walling

200mm wide roughly square quarry stone walling; reinforced with hoop iron in every alternate course; jointed and bonded in cement and sand (1:4) mortar

A 200mm wide 50 SM

B 150mm ditto 5 SM

Cement and sand (1:4) Render

C 12mm thick render; woodfloated 18 SM

Prepare and apply Three coats

Bituminous Paint to:

D Rendered surfaces externally to walls 18 SM

CARRIED TO COLLECTION

Collection

From page 1

From page 2

From page 3

From above

TOTAL TO SUMMARY


ELEMENT N0. 02

REINFORCED CONCRETE

SUPERSTRUCTURE

Vibrated Reinforced concrete

Class 20/20mm Aggregate in:-

A Ring Beams and lintols 5 CM

Bars; Cold worked to B.S. 4461

(All Provisional)

B 12mm diameter bars 160 KG

C 8mm Diameter bars 73 KG

Sawn Formwork to:-

D Sides and soffits of ring beams and lintols 18 SM

R. C. Superstructure to Summary


ELEMENT 03

EXTERNAL WALLING

Selected and approved quality natural masonry stone blocks regular or irregular coursed. Walling of uniform color & texture, reinforced with 25mm wide 20 gauge hoop iron in alternating courses; fine dressed smooth finish to external face including forming

A 200mm thick 83 SM

Hessian Based Bituminous Felt Damp Proof Course; BS 743 type A; 150mm Laps

B 200mm wide 31 LM

Total for external walling to summary


ELEMENT NO. 04

INTERNAL WALLING

Natural local Stone; medium chisel dressed

both sides bedded and jointed in cement sand

(1:4) mortar.

A 200mm thick 11 SM

B 100mm thick walls 14 SM

Hessian Based Bituminous Felt Damp Proof

Course a.b.d.

C 200mm wide 4 LM

D 100mm wide 16 LM

Total for internal walling to summary


ROOFING

Construction (provisional)

The following in second grade celcured

cypress with nailed jointing fixed at 1200mm centres

A 100 x 50mm ridge board 11 LM

B Ditto rafters 62 LM

C Ditto tie beams 46 LM

D Ditto struts and ties 108 LM

E 75 x 50mm purlins 125 LM

F 100 x 75mm wall plate fixed with and including bolts fixed to ring beam (m/s) 41 LM

Mild steel bolts

G 12mm diameter x 200mm long bolts 16 NO

Timber sundries

H Make small hole in timber 200mm (max) 15 NO

Covering

J

Gauge 28 prepainted GCI sheets asanufactured by " Galsheet" or any other equal and approved manufacturer fixed to purlins with weathered bolts with and including 150mm end laps and 150mm side laps 80 SM

K

Matching ridge ditto laid with 150mm end laps 11 LM

Total to collection


Wrot cypress; Prime Grade; selected

A 225 x 25mm fascia/ verge boards 40 LM

B 75mm diameter MS steel column supports fixed to concrete base; bolted to rafters; painted 13 LM

Prepare and apply wood primer; two undercoats and one finishing coats gloss oil paint to:-

C Timber surfaces 200 to 300mm girth; externally 9 SM

RAIN WATER GOODS

D 100 x 100mm; 24 gauge galvanised mild steel box gutter with welded joints fixed to fascia with bracket at 1500mm centers 23 LM

E Extra over for 100mm spout outlet 6 NO

F Ditto stopped ends 6 NO

G Ditto angle 2 NO

H 100mm diameter GCI down pipe with soldered joints fixed to walling with holderbats at 1200mm centres 14 LM

J Extra over for pipe with swannecks 6 NO

K Ditto shoe 6 NO

Total to collection


PAINTING

Prepare and Apply One Coat Red Oxide Primer; One Undercoat and two finishing coats gloss oil paint to:-

A Gutters 7 SM

B Down pipe 4 SM

Total to collection

Collection

From page 8

From page 9

From above

Total for roofing to summary


ELEMENT 06

WINDOWS

Heavy gauge ms grille windows comprising 25 x 25mm RHS framing; 10 x 10mm ms bars infills; 20 x 3mm flat bars in 100mm diameter decorative infills welded connectins as per Architectural drawings and specifications

A Window overall size 3100 x 900mm high 2 NO

B Ditto 2900 x 900mm high 2 NO

C Ditto 1500 x 900mm high 2 NO

C Ditto 1000 x 900mm high 1 NO

Prepare touch up primer and apply three

coats crown super gloss on metal

D General metal surfaces both sides measured flat overall 31 SM

Clay window cill

E 100X25mm long precast clay window sill bedded and jointed in coloured cement mortar 16 LM

Total for windows to Summary


ELEMENT 07

DOORS

Steel door

A Steel panel door overall size 900 x 2100mm high as per Architectural drawings and specifications 1 NO

Flush Door

B 45mm thick ordinary semi-solid core; single leaf overall size 900mm x 2100mm faced both sides with plain plywood and lipping on all edges 13 NO

Cypress Grade 2

C 100x50m framing with three labours nailed to walling/stone work/concrete work 61 LM

D 45 x 25mm architrave 61 LM

E Quadrant beading 61 LM

PAINTING

Prepare and apply one coat aluminium wood primer

F Ditto 200 - 300mm girth 61 LM

Prepare and apply one undercoat and two finishing coats 'crown' super gloss paint on wood work.

G General metal surfaces 7 SM

Total for windows to Summary


Prepare and apply one undercoat and two finishing coats 'crown' super gloss paint on

A General timber surfaces 49 SM

B Timber surfaces not exceeding 100mm girth 61 LM

Supply and fix the following iron mongery

as per 'union' or any other and equal

and approved.

C 100mm long steel butt hinges 19.5 PRS

D 40mm diameter rubber door stop fixed to concrete with screws on timber grounds. 15 NO

E 75mm long aluminium flush bolts 13 NO

F 2-lever mortice lock as 'UNION' or any orher equal and approved 2 NO

Carried to collection

Collection

From page 11

From above

Total for doors to summary


ELEMENT O8

INTERNAL FINISHES

Floor

A 20mm thick cement sand (1:3) screed steel trowelled smooth 43 SM

B 20m thick 100mm high skirting with rounded top and coved junctions 35 LM

WALL FINISHES

Plaster; 9mm first coat of cement and sand (1:6); 3mm second coat of cement lime putty (1:10) to:-

C Concrete or blockwork base; Steel trowelled 77 SM

White glazed ceramic wall tiles bedding and jointing in cement mortar and grouting in matching coloured cement mortar

D 300 x 250 x 6mm thick 116 SM

Cement and sand (1:4) backing

E 12mm thick to receive tiles (m/s) 116 SM

CEILING

"Celotex" ceiling board nailed to and including timber brandering

F 12mm thick V-jointed 52 SM

G Extra over ditto for 600 x 600mm trap door 1 NO

Total to collection


Wrot Prime grade cypress

A 75 x 25mm moulded cornice screwed to cypress timber grounds fixed to masonry (m/s) and nailed to brandering (m/s) 40 LM

Prepare and apply one coat aluminium wood primer to:-

B Back of timber surfaces before fixing; not exceeding 100mm girth 40 LM

PAINTING

Prepare and apply three coats P.V.A based emulsion paint to:-

C Soft board surfaces 52 SM

D Plastered wall surfaces 77 SM

E Timber surfaces 100-200mm girth 40 LM

Total to collection

Collection

From page 14

From above

Total for Internal finishes to Summary


ELEMENT 09

EXTERNAL FINISHES

Floor

A 600 x 600 x 50mm thick precast concrete paving slabs on and including 50mm thick cement sand blinding on prepared ground 23 SM

WALL

Key pointing

B Key pointing to form recessed horizontal & flush vertical joints 83 SM

Ceiling

Wrot cypress, prime grade

C 25mm thick timber boarding; in 100 x 20mm nailed to rafters at 600mm centres with mosquito gauze underlay 24 SM

D 25 x 100mm cornices 31 LM

Prepare and apply one coat aluminium

wood primer to:-

F Back of timber surfaces before fixing; over 100 but not exceeding 200mm girth 31 LM

Prepare and apply one coat approved stain

two coats polyurethane varnish to:-

G Timber general surfaces 24 SM

H Ditto 100 - 200mm 31 LM

Total for External Finishes To Summary


ELEMENT NO. 11

Plumbing and Sanitary Installations Galvanised steel class 'B'

A 12mm diameter pipe in in trench 45 LM

B Ditto riser clipped in wall 6 LM

C Ditto laid in roof space 4 LM

D Ditto distribution pipe laid in roof space 4 LM

E Ditto chased in wall 46 LM

F 20mm diameter overflow 2 LM

Pipe Fittings

G 12mm diameter elbow 6 NO

H 20mm diameter nipple 4 NO

J 20 x 12mm diameter reducing tee 12 NO

K 12mm diameter high pressure stop valve 1 NO

L 20mmm diameter ditto 2 NO

M 12mm diameter clastic pipe 300mm long with nuts and washers 7 NO

Sanitary fittings

N Ceramic eastern (squatting) type WC complete with 11 litre capacity approved plastic cistern complete with overflow and flush pipe 7 NO

P Medium size Wash hand basin overall size 550 xa450mm 8 NO

Total to collection


A 600 x 300mm high polished glass mirror screwed to masonry wall 4 NO

B Chrome plated pillar tap 8 NO

C Low level ceramic W.C complete with flushing cistern as 'Twyfords' or any other equal and approved complete with chrome plated railing fixed to walling with brackets as per an approved manufacturer 2 NO

D1900 x 1150mm high stainless steel slab urinals including forming drainage channel size 1475 x 159 x 150mm deep with plain concrete grade "D" (1:3:6); formwork included; 10mm thick cement and sand (1:4) backing 1 NO

E 9-Litre capacity automatic flushing cistern with 12mm diameter chromium plated steel flush pipe with perforated spreaders 1 NO

F Excavate for 300mm diameter sewer line connection not exceedding 1500mm deep 20 LM

G Supply and lay concrete drain pipe for sewer 20 LM

H Mass concrete base and surround 20 LM

Water tank

J1200mm diameter plastic cold water storage water tank as 'Roto' or any other equal and approved 1 NO

K 12mm copper ball valve with plastic float including silencer 1 NO

MV-PVC

L 50mm diameter pipe laid in trench 9 LM

Total to collection


U-PVC

A 100mm diameter drain laid in trench 9 LM

B Ditto vent pipe 8 LM

C 50mm diameter bend 4 NO

D 100mm diameter wc boss connector 10 NO

E 100mm diameter plastic vent cowl 4 NO

Total to collection

From page 17

from page 18

From above

TOTAL CARRIED TO SUMMARY

ITEM DESCRIPTION QTY UNIT RATE SHS.

EXTERNAL WORKS

(ALL PROVISIONAL)

Paving Slabs

A

Excavate oversite average 200mm deep to

remove top soil and cart away excavated

materials 20 M2

B150mm thick murrum bed well

consolidated 20 M2

C50mm thick fine dust or sand bed to

receive paving salbs (m.s) 20 M2

D

"Telva W" or other equal and approved

insect killer applied in accordance with the

manufacturer's printed instructions 20 M2

E600 x 600 x 50mm thick precast concrete

class 20/20 paving slabs jointed and

pointed in cement and sand (1:4) mortar 20 M2

CARRIED TO COLLECTION


External Foul Drainage (Provisional)

Note: Foul drainage measurements have

been taken up to and including the first

collection manhole and the associated

pipework up to the outer edge of walls.

A Excavate trench for 225mm drain pipe and

bed under not exceeding 1.50 metres

deep starting from existing ground level,

part return fill and ram, and remainder cart

away 61 M1

Concrete (1:3:6) beds and surround to pipes

including all necessary formwork

B 150mm thick bed and surround including

haunching to pipe after laying 61 M1

UPVC Heavy Duty "Golden Brown drain

pipes including fittings and jointing

C 150mm diameter pipe 61 M1

The following in 4No Block manholes

D Excavate for block manholes not

exceeding 1.50 meters deep, part return fill

and ram, and remainder cart away from

site 4 M3



A Extra over for excavating in hard rock 4 M3

B 200mm thick (average) concrete (1:3:6)

benching to bottom of manhole size

950x750mm steeply haunched to sizes

and finished in cement and sand (1:3)

mortar, trowelled hard and smooth,

including forming main and branch

channels 4 No

C 100mm thick concrete (1:3:6) base 4 M2

D 100mm thick vibrated reinforced concrete

class 20/20 in suspended cover slab 4 M2

E Sawn formwork to soffits of ditto 4 M2

F Ditto edges of ditto 75 - 150mm high 16 M1

G Ditto boxing to form rebated opening size

510 x 450mm for manhole cover 4 No

H BRC mesh type A142 4 M2

J

200mm thick stone walling bedded and

jointed in cement and sand (1:4) mortar 26 M2

K Build end of extra large pipe through

200mm wall 7 No



A Medium duty cast iron cover and frame

size 600x450mm including bedding frame

in cement and sand (1:4) mortar and

setting cover in grease 4 No

B 12mm thick gauged (1:2:9) plaster steel

trowelled smooth to internal surfaces of

trowelled smooth to internal surfaces of

walls 4 M2

C

20mm thick cement and sand (1:4) screed

cover slab finish steel trowelled smooth 4 M2

D

Prepare and apply three coats bituminous

paint to manhole cover on completion 2 M2

E Allow for testing the whole of foul drainage

upon completion to the satisfaction of

Drainage Engineer ITEM

Connection to Public Sewer

F Allow for connection of foul drainage to

Nairobi City Council Public Sewer, seek

authority and supervision of Local

Authority, locate existing public sewer;

connect new drainage line including

providing fittings ITEM

External water Reticulation

G Allow for all external water reticulation

including all necessary class "B" pipework,

fittings and all necessary fixing

accessories ITEM

Caried to collection

ITEM DESCRIPTION QUANTITYUNIT RATE SHS.

EXTERNAL WORKS

SUMMARY

Page 20

Page 21

Page 22

TOTAL FOR EXTERNAL WORKS

CARRIED TO GRAND SUMMARY


1 NO TOILET BLOCK

A Substructure

B Frame

C External Walls

D Internal Walls

E Roofing

G Windows

H Doors

J Internal Finishes

K External finishes

L Internal plumbing and drainage

N External Works

TOTAL FOR 1NO. TOILET BLOCK



Prime Cost and Provisional Sums

A Provide a provisional sum of Kenya

Shillings two hundred and fifty thousand

only (KShs.250,000/-) for electrical

installation to be executed b approved

specialist Electrical Sub-Contractor SUM 250,000.00

B Provide a provisional sum of Kenya

shillings Two hundred thousand only

(Kshs.200,000/-) for contingencies SUM 200,000.00

C

Provide Fifty thousand only for transport of

supervising technical staff during contract

period and defects liability period SUM 50,000.00

TOTAL FOR PRIME COST &

PROVISIONAL SUMS


ITEM DESCRIPTION QUANTITYUNIT RATE KSHS

GRAND SUMMARY

A PRELIMINARIES

B TOILET BLOCK

C 2NO. SHADES

D PRIME COST AND PROVISIONAL SUMS

SUB-TOTAL

ADD 16% V.A.T

TOTAL AMOUNT CARRIED TO FORM

OF TENDER

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

NAME OF TENDERER ………………………………………………………………..

ADDRESS ……………………………………………………………………………….

SIGNATURE …………………………………………………………………………………

DATE …………………………………………………………………………………….

WITNESS NAME ……………………………………………………………………….

ADDRESS ………………………………………………………………………

SIGNATURE …………………………………………………………..

DATE ………………………………………………………….

market shade

Documents