tender for providing of mechanical lifting arrangement for day to day maintenance of various tube wells in ward no.-188 and 189 in okhla constituency ac-54. , 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 required and consumable material (rubber packing & nut bolts ) will be arranged by the firm as per site requirement and direction of engineering.djb sor (e&m) 2024-25, item code;-27