tender for sahapur piped water supply scheme with sinking of tube-well, lds, rising main, fhtc, construction of 200 cum capacity rcc ohr with 20.0 mtr. with staging height including soil investigation & construction of switch-rooms & boundary walls at different tw site under pursurah block, district:- hooghly [ new scheme ] -1 sinking of 2nos.300 x 200mm dia tube well 140 mtr. depth by d.r. rig method using upvc pipe ( cd ) and upvc deep well screen ( rds ) . 2 construction of 2nos. switch room ( 5.40 m x 3.60 m ) with sanitary arrangement 3 construction of boundary wall with gate & internal path way at head work site ( 150 mtrs. ) 4 construction of boundary wall with gate & internal path way at other than head work site ( 50 mtr. length ) 5 laying of rising main with necessary interconnection with t.w., ohr & distribution system etc 6 laying distribution system ( lds ) 7 functional household tap connection ( fhtc ) works ( 613 nos ) 8 construction of 200 cum capacity 20 mtr. staging height rcc over head reservoir ( superstructure part as per departmental drawing ) , pipe connection and cost of pipes & specials with necessary soil investigation with foundation design as per soil test report