bids are invited for repair, maintenance, and installation of plant/ systems/equipments (version 2) - office space; defect rectificatio of e 78 e 81 and e 89; service provider; e-78: exhaust lagging of stbd da has been found to be worn-out. exhaust lagging to be fully renewed and proved for satisfactory operation. all inway jobs includes removal and re-fitment of lagging, securing of lagging using ss wire. material - glass wool (thickness-10 mm, length - 04 meters), asbestos sheet04*04 meters, ss wire length-30 meters. e-81: 02 in no. freon bottle securing arrangements to be fabricated and to be placed near fer entrance door iaw cgwt (e) directives. all inway jobs included. material of clamps, nuts and bolts-ss. e-89: minor pin hole and leak observed in aer obws discharge pipe line view ageing. obws discharge pipe line (dia- 20 nb, length- 08 mtrs, material- cuni, testing pressure- 9 bar) to be repaired and defect to be proved for satisfactory. all inway jobs includes removal and fitment of associated fittings and pipelines