bids are invited for dismantling and lowering of submersible pump sets and allied accessories i / c associated e&m maintenance works of various tube wells under jangpura constituency. - lowering & lifting of submersible pump set along with all allied accessories from t / wells i / c dismantling of column pipes by opening / tightening of nut bolts, providing / replacement of old / damaged rubber packing with all e&m maintenance work i.e. electric panel board & accessories attending the leakage of pipes, replacement / jointing of cables etc as when required and testing & commissioning of tube well as per requirements. firm shall be providing safety equipments to the staff.staff to be engaged in each shift.unskilled-04 nos.semi skilled staff-02 nos. ( 1 no electrician 2nd class & 1 no fitter 2nd class ) total quantity : 1