under habitation water supply scheme, drilling of tube well, construction of otta platform for rotational moulded polythylene water storage tank, supplying and fitting of rotational moulded polythylene water storage tank (5000 liter capacity), providing and fixing single phase pumping machinery with accessories, providing, lowering, laying, jointing of pipe line, individual house connection, prefabricated pump cabin, electrical works and its allied works including m and r of mini water supply scheme (i) quarterly .