Cleaning of intek well and consrtuction of sand bag coffer Dam across Sone River for feeding raw water to Suthana Reservoir for Dam filling and setling tank for drinking water to colony duirng year of2025 2026 at ATPS Chachai

ITEM RATE :-Cleaning mud from intake well in wet condition including excavation when ever necessary throwing away from well by lifting through buckets up to 10M height and dewatering before cleaning of mud.

ITEM RATE :-Cleaning and removal of additional sand and silt from river bed for preparing river channel up to below existing water level before making coffer dam (in both wells) also by iron kuree from the water channel to intake well including 200M lead and all lifts of all materials in front of intake well after cleaning

ITEM RATE :-Collection shifting and stacking of sand bags at a distance of 50M in sone river including filling of sand in empty cement bags stitching and shifting of bags at a place of coffer dam site and placing in position etc complete.

ITEM RATE :-Labour only for watch and ward of sand bags coffer dam cleaning of sand from bed of water channel and diversion water path towards intake wells for proper feeding of raw water as and when required for 7.5 months period after cleaning of both intake wells.

Total workable amount Rs.