providing of mechanical lifting arrangement for day to day maintenance of various tube wells of ward no. 169 under sangam vihar constituency ac-49.-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 requirement. djb sor (e&m) 2024-25, item code :- 27.1.1, 27.2.2, 27.3.3, 27.5.5, 27.6.6 & 27.7.7. note :- 27.4.4 items will be provided by the department