DEPOSIT Angamaly Block Panchayath- RWSS to Ayyampuzha Grama PanchayathReplacement of 150mm GI pumping main at Chulli Mooleppara road

Part 1- Working Charges

15.44.2:Dismantling G.I. pipes ( external work) including excavation and refilling trenches after taking out the pipes, manually / by mechanical means including stacking of pipes within 50 metres lead as per direction of Engineer- in- Charges:Above 40 mm nominal bore

15.2.1:Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

100.1.1:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming, watering, etc., and disposing of surplus excavated soil as directed, within a lead of 50m, in all kinds of soil.

100.1.5:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming, watering, etc., and disposing of surplus excavated soil as directed, within a lead of 50 m, in Ordinary Rock.

100.2.2:Excavation work by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5m in width or 10m2 on plan), including dressing of sides and ramming of bottoms, lift up to 1.5m, including getting out the excavated soil and disposal of surplus excavated soils as directed, within a lead of 50m, in Medium Rock where Blasting is Prohibited.

100.8.1:Fencing one side of trenches, 1.50m height with two rows of 10cm plastic caution tape in vertical casuarina pole (girth 15cm to 24cm) fixed at 2m intervals.

OD152061/2025-2026:Conveying and fixing G.I. pipes complete with G.I. fittings but excluding trenching and refilling etc., 150mm diameter nominal bore., derived from 18.12 of DAR

18.30.4:Providing flanged joints to double flanged C.I./ D.I pipes and specials, including testing of joints:150 mm diameter pipe

4.1.3:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand (zone-III)derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

OD152058/2025-2026:supplying 150mm GI bend

OD152059/2025-2026:Cost for cutting and welding 150 mm GI pipe 3 run welding including labour charges, cost of materials, etc

OD152060/2025-2026: Interconnecting the newly laid 150mm GI pipe to existing 150mm GI/DI line with GI flange after necessary earthwork Excavation as per the direction of engineer in charge.

OD152062/2025-2026:Conveyance charge for transporting the dismantled GI pipe from the work site to the section store, including the charges of loading and unloading from the truck and stacking at a convenient place at store.

100.32.3:Conveying and fixing C. I. Double Acting Air Valve of approved quality with bolts, nuts, rubber insertions etc., complete, but excluding the cost of air valve (tail pieces, if required, will be paid separately): 50mm Double Acting Air Valve.

Part 2-Cost of materials

OD152056/2025-2026:Supply of 150 mm GI Pipe ( Medium)

OD152057/2025-2026:Supplying and conveying 150 mm GI flange.

100.98.449:Supply of CI Air Valve with Flanges, Conforming to IS 14845 - 2000, Kinetic Air Valve Type DS1, Size 50mm.

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