Sustainability Poject 2025-26 Alanallur GP-Kasthurba WSS-Well Renovation-Package II Palakkad District

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared

Bailing out water with 5HP engine and pump set including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

Earthwork in open well excavation (in or under water) for wells of diameter above 3.5m and up to 6.0m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift from 7.50m to 9.0m including neat banking.

Earthwork in open well excavation (in or under water) for wells of diameter above 3.5m and up to 6.0m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift from 9.0m to 10.50m including neat banking.

Reinforced cement concrete work in well - steining excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand (Zone - III) derived from natural sources derived from natural sources: 3 graded stone aggregate 20 mm nominal size derived from natural sources derived from natural sources)

Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

Desilting open wells of dia above 3.5m and up to 6.0m and depth up to 4.5m by earth work excavation in or under water, after closing the inlet valves and plugging any holes in the steining by engaging divers with breathing accessories, bailing out water using pump set of suitable capacity, lifting the excavated silt/mud/clay using ropes, pulleys and buckets and disposing the same within minimum lead of 50 m from the periphery of the well, including engaging coolies for scrapping the inner side of the well, without causing any damages to the existing structures and installations, including hire and conveyance of tools and plant and as per the directions of the department officers etc. complete.

Dismantling and removing the existing concrete rings from the open well involves setting up essential lifting equipment such as a tripod, crain and chain pulley block, followed by a qualified electrician safely disconnecting all electrical connections to the motor pump set. The corroded GI pipes are then carefully unscrewed section by section, taking care to prevent the pump from slipping back into the well, and the damaged assembly is lifted out using the lifting setup. Finally, the retrieved pump set and pipes are thoroughly cleaned to remove slurry, mud, and debris, and then convey & stacked neatly in the stacking place including hire for tools, chain pulley block, tripode, vehicle charge to and fro. and all incidental charges.