Construction Of 30,000 Litres Capacity Oht - 12.00m Staging Height At A.Udaiyapatti H/O Kalugur Panchayat

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney earth - First depth of 2m

Second depth of 1m - For foundation SDR

Sand filling for foundation with clear river sand including cost of sand watering, ramming and consolidation etc complete as directed by TWAD Board officers.

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete as directed by TWAD Board officers.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete as directed by TWAD Board - For items 1.5m to 4.5m below GL

A) For items 1.5m to 4.5m below GL

B) For items 0 to 1.50m below GL

C) For items 0m to 4.5m above GL

D) For items 4.51m to 7.32m above GL

F) For items 7.32m to 10.98m above GL

G) For items 10.98m to 14.64m above GL

H) For items above 14.64m & up to 18.30m from GL

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding

PLANE SURFACES

Below G.L.

ABOVE G.L. to 3.30m

5.30m . to 6.30m - For IInd Brace bottom @5.58m

8.30m . to 9.30m - For IIIrd Brace Brace sides

11.31m to 12.30m - Floor beam bottom @11.45 m

Curved Surface

0 to 3.30m from floor level

Square column

Below G.L.

Ground level to 3.30 m

Square column

5.31 to 6.30m - Deduct brace @5.58m

8.31 to 9.30m - Deduct brace @ 8.445m

Painting two coats with approved cement paint over one coat of priming coat over cement plastered exposed surface of the Reservoir including cleaning, preparing the surface and curing etc., complete and as directed by TWAD Board officers

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete and as directed by TWAD Board officers.

Fabrication, supply, delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for both sides and for steps at 30cm C/C welded jointed etc ., for I staging from GL to 1st level brace (weight 4.5kg/m) IInd and IIIrd staging upto floor slab and IVth staging from floor slab to roof top. Supply, delivery and fixing of 32 mm GI pipes medium for hand rails from I stage to IVth stage. RCC M30 Grade mix for Landing slab 5 nos. at Ground Level- 1No. and above Ground Level - 4Nos. Supply and fixing of 32mm GI pipe medium for hand rails for the Landing slab. Supplying and fixing of MS Base plate of 100mm X 100mm X 6mm thick for fixing Anchore fastener bolt for fixing of hand rails at Landing slab and MS Ladder providing locking arrangements with two coats of approved enamel paint over one coat of red oxide paint as per approved Type Design and as directed by TWAD board officers.

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (one cement, one and half sane! and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete cu

Providing PVC ventilating arrangements mosquito proof nylon net with 110 mm PVC pipes and cowl and as directed by TWAD Board officers

Providing manhole cover of size 1x1 0.60 X 0.60M in RCC 1: 1.5:3 with suitable reinforcement and 5O x 5O x 6mm MS angle fixed along edges and as directed by TWAD Board officers.

Pipe connection to SR - 65mm Ø GI pipes for over flow & 1xl

rain water harvesting pipe

65mm Ø GI pipes for over flow & 1xl

50mm Ø GI pipes for scour pipe 1xl

65mm Ø GI pipe for delivery 1x1 pipe

90mm Ø PVC Threaded coupler

63 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65mm Ø GM Gate valve

50mm Ø GM gate valve

Provsion for Name Board.

Provsion for Photograph.

Extention of pipeline at A.Udaiyatti OHT H/O Kalugur

Earth work excavation and depositing on bank with in initial lead of 10 m and initial lift of 2m in hard stiff clay, stiff black cotton soil, hard red earth, earth mixed with small sized boulders and hard gravelly soil as per SS 20B

Supply of 63mm PVC Pipes 4 Ksc including cost and conveyance of all materials to site and all labour charges etc., completed.

Labour charges for laying and joining PVC and GI Pipes including all labour charges for laying pipes in proper alingment and gradient including cost of solvent cement etc., complete.

Refilling with excavated earth after laying of pipes including all labour charges Solvent cement etc., complete.

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

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