Construction of 30000 litre OHT 12.00 m Staging Height at Marugalkurichi Village in Marugalkurichi Panchayat at Nanguneri Union.

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.

Filling the foundation with missed including all cost

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. 1.5m to 4.5m below GL

Reinforced cement concrete 1:1.5:3 mix using 20mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying, and curing etc complete for 10 cum. For items 1.5m to 4.5m below GL

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL &1.00 m Above G.L

For items 4.50m to 7.32m above GL

For items 7.32m to 10.98m above GL

For items 10.98m to 14.64m above GL

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 stiffened with welded MS angles of size 25mm x 25mm x3mm of boarding PLANE SURFACES BGL to 3.00m up to

Curved Surface 0 to 3.30m from floor level

Square column Below G.L.

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.

Exterior Emulsion painting two coats with best approved quality and colour paint over one coat of Base coat including cost and convyance of all materials to work site and labour charges etc., complete.

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

Supplying and fixing in position of 0.60 x 0.60m water tight CI manhole frame and cove of approved pattern at the roof slab and as directed.

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers.

Provision For Water Meter

Supply and Delivery of 75mm 6KSC PVC Pipe including all cost and Conveyance etc Complete

Supply and Delivery of 90mm PVC Pipe Pipe including all cost and Conveyance etc Complete

Supply and delievery of 65mm GI Pipe

Earth Work Excavation in all Classes of Soil For Pipeline including all cost and Conveyance etc Complete

Laying and Jointing of PVC Pipe including all cost and Conveyance etc Complete

Laying and Jointing of 90mm PVC pipe including all cost and Conveyance etc Complete

Laying and Joining of 65mm GI Pipe

Refilling Charges including all cost and Conveyance etc Complete

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