tender for inspection and rectification of ducts dampers gates expansion joints etc of 2x210mw btps ptpp parichha - servicing of hot air gate assembly. 2 servicing of cold air gate assembly. 3 .servicing of hot air damper. 4 servicing of cold air damper. 5 welding of hot/cold air primary duct. 6 repairing & reconditioning ofexpansion joints and fixing of seal plate of hot air duct of bowl mills. 7 replacement of expansion joint of hot air duct connecting to bowl mills and fixing of seal plate. 8 duct patching of mill common & branch ducts. 9 servicing of hoist. 10 replacement of bearings of drum section. 11 replacement / repairing of coupling. 12 replacement / repairing of input/output shaft. 13 replacement / repairing of driving wheel. 14 replacement / adjustment of brake disc. 15 replacement/repairing of gear assembly. 16 replacement of drum rope. 17 repairing of drum. 18 replacement / repairing of hook assembly. 19 strengthening of ‘i’ beam by cutting / welding / grinding etc. 20 replacement / repairing of trolley wheel & gear. 21 checking and conditioning of hoist/overhead crane. 22 operation ofhoist/overhead crane. 23 complete overhauling of dewatering pumps. 24 replacement of worn out/damaged impeller & its casing 25 cleaning of ash/sludge deposited in the sump of dewatering pump 26 replacement/servicing of hand operated discharge valve 27 replacement of flange gasket of valves and nrvs 28 replacement /servicing ofnon return valves 29 replacement of gland packing 30 replacement of belts 31 alignment of pump with motor 32 removal of discharge line choking 33 replacement/repairing of damaged/leakageof discharge line by cutting & welding (size 100mm -125mm) 34 fabrication of different size of ms flange by cutting, welding, and drilling of hole, machining and finishing for pipe line of size 100mm to 125mm. 35 operation of centrifugal oil separator including conditioning/operational maintenance 36 major servicing of centrifugal oil separator/machine 37 fabrication and erection of platform/ladder/grill and various miscellaneous structures in mill/rcf/fan site.