tender for providing of mechanical lifting arrangement for day-to-day maintenance of various tube wells of ward no. 179 under tughlakabad constituencyyac-52. , providing of mechanical vertical lifting arrangement (vertically to extent of up to 4.5 mtr.) mounted on light motor vehicle, lowering/ lifting of e&m equipments along with requisite manpower and all allied accessories of tube-wells including dismantling of double flanged gi pipes by opening /tightening of nut bolts, replacement of old damaged rubber packing /nut bolts/ jointing etc as required. complete tools & tackles, safety gadgets as per site requirement. the work also includes testing & commissioning of tube-wells as per site requiremen and direction of engineer- in-charge. djb sor (e&m) 2024-25, item code :- 27