i) rectification/modification of oltc tap position increasing to +/- 10% instead of +5%/-15% high voltage winding coils ratio/reconditioning of 220/6.9kv,25/31.5 mva power transformer-1 & 2 at murmur 220/6.9kv substation including dismantling, loading, rectification at workshop, transportation, unloading,erection, testing and commissioning of 220/6.9kv, 25/31.5 mva power transformer at murmur 220/6.9kv substation and ii) supply, delivery and transportation of various sizes of driving and non-driving end bearings for 6.6kv, 3000kw, weg make motor with kirloskar pump set and bhel make motor with wpil make vertical pump sets, horizontal centrifugal pumpsets with all accessories including cost and conveyance of all materials etc., complete at kondapaka, mallaram, bommakal and murmur pumping stations under godavari drinking water supply scheme, phase-i of o&m div.no.xxi, control room.