Public Health Engineering Department Tender

Geophysical investigation of the acquifer by electrologging system with all tools and plants as necessary including supply of necessary report. 3 nos. tests for each tube well. for 37 nos. schemes X 02 nos. RBTW for each scheme = 74 nos. RBTW

Drilling bore hole in DTH method through any kind of soils and rocks in overburden suitable for lowering and fitting-fixing of 125 mm dia. UPVC casing pipe up to an average depth of 45 mtrs. and subsequently 115 mm diameter boring through any kind of rocky formation upto a total depth of 175 mtrs. including all other works necessary for boring as per direction of E.I.C . This item includes the cost of hiring of Rig machine, Compressor, Supporting vehicle and other machineries & equipments with operators, drivers, labours etc. proportionate cost of drilling tools and accessories such as Hammer, Bit, etc. cost of consumable materials like fuel & lubricants, any other related equipments, materials and service etc. as per technical specification. a) 0 to 25 mtr (Over burden) for 37 nos. schemes X 02 nos. RBTW for each scheme = 74 nos. RBTW 25 mtr. for each RBTW X 74 nos. RBTW = 1850 mtr ( 25 mtr. in any kind of soil)

Collecting sample of water for bacteriological and chemical test from any depth at any time during execution of work including hire and labour charges for tools and plants and sterilising the equipments, paying all charges and fees, testing etc. complete in all respect as per direction. for 37 nos. schemes X 02 nos. RBTW for each scheme = 74 nos. RBTW