Construction of 60000 Litre OHT at Ward No 10 Anna Nagar in Karumandichellipalayam Town Panchayat

Amount

Earth work excavation and depositing on bank with initial lead of 10m and lift of 2m in the following classification of soils as directed by departmental officers A) Hard stiff clay black cotton, hard red earth, shales, murram, ordinary gravel, stoney earth and earth mixed small sized boulders for foundation SS 20B First depth

Pipeline trench

Sand filling for foundation with M.sand including cost of sand, watering, ramming and consolidation etc complete as directed by departmental officers

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

RCC.1:1 ½ :3 (one cement and one and half sand and three aggregates) using 20mm HBGS excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete. For items 1.5m to 4.5 m below GL

Items 0 to 1.5 m below G.L

for item & 0m to 4.5 from GL

Above 4.51 m & Up to 7.32 m From GL

Above 7.32 m & Up to 10.98 m From GL

Supplying and erecting steel centering for sides and sophist of including necessary supports and shuttering to the required height for RCC items using MS sheets or suitable size of BG10 stiffened with welded MS angles of size 25mm x 25mm x 3mm of boarding. Laid over silver oak joints of size 10cm x 6.5cm spaced at 90cm center to center and supported by casuarinas props of 10cm to 13cm dia spaced at75cm centre to centre complying with standard specifications etc., completed Plain surface Below G.L items 0 to 3.30m

GL to 3.30Mt

Curved Surface GL to 3.30Mt Above GL

Square coloumn Below GL

GL to 3.30M

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

Provision of pipe connection arrangements for inlet outlet, scour and overflow etc., including cost of pipes, special, valves, labor charge for lifting aligning cutting threating fixing and painting of GI pipes. with two coats approved quality enamel paint etc., complete 65 mm GI pipe

50mm GI Pipe

63mm PVC pipe

Towards the cost of labour charges for laying and joining of PVC pipeline including cost and conveyance of all material to site and all labour charges etc., Complete 65 mm GI pipe

50mm GI Pipe

63mm PVC pipe

Refilling of excavated excess earth other than sand including cost and conveyance of all material to site and all labour charges etc., Complete

Providing manhole cover of size 0.60x0.60m in 50x50x6mm MS angles fixed along edges and as directed by officers

SHREE SIMHA AND CO (BID ID -1205749)