rate contract for different maintenance of water and sump pump, skirt, scrapper, de, ds, v-fan etc at chp, ktps for two years.- 1 arc for different maintenance job of chp 2 schedule maint of sump pump(vertical /submersible/emergency sump pump). 3 schedule maint of multistage pump(p1, p2, p3 & p4) 4 servicing & replacement of v/v(gate & globe - 25nb, 40nb, 50nb, 80nb, 100nb, 150nb). 5 replacement of suction/discharge pipelin(various type & size) 6 replacement of different dia pipe line 7 overhauling of sump pump(vertical /submersible/emergency sump pump). 8 overhauling of multi-stage pump(p1, p2 ,p3 & p4). 9 schedule checking & minor maint of skirt/scrapper(manpower - 3 nos). 10 replacement of new skirt / scrapper(manpower - 5 nos). 11 schedule maint of auto dust control syst/ dust suppression system & minor maint. (manpower - 3 nos) 12 schedule maint de/ds/v-fan(greasing of brg of fan, maintenance of hopper & siphon, beltreplacement, coal dust cleaning etc.) 13 repairing of bunker gratingsby torsion rod (up to replacement of 10 nos. 32 mm tor rodfitting in bunker, manpower-4 nos). 14 bunker sealing and withdrawalby conveyor belt(per mill feeder, manpower - 3 nos). 15 cleaning of pump/sump pit(conv-7a/b/c/d, conv-2a/b/c/d, head &tail end of 2a/1,wagon tippler). 16 dewatering of pump/sump pit(take up of conv-7a/b/c/d, conv-2a/b/c/d, tail end ofconv-4a/b/c/d, manpower - 3 nos).