bids are invited for 1x660 mw sagardighi tpp cooling-50 nb ss 304 pipe for dmcw water inlet-out let to instrument air compressor , water valve station for compressor cooling-25 nb ss 304 pipe for dmcw water inlet-out let to air dryer , water valve station for compressor cooling-50nb ss-304 pipe for proposed compressor header to existing header in compressor house , water valve station for compressor cooling-50 nb gate valve for isolation of air dryer , compressor and interconnection with existing header , water valve station for compressor cooling-cables and connectors , water valve station for compressor cooling-power jb , water valve station for compressor cooling-flexible cable , commissioning spares-oil filter- required for 1 compressor , commissioning spares-air filter- required for 1 compressor , commissioning spares-lubricating oil- required for 1 compressor , commissioning spares-loading -unloading solenoid- 01 no of each type , freight , visit to project site for system integration-erection and commissioning charges , visit to project site for system integration-any other mandays of bidders or bidders sub vendors experts as desired by bhel , visit to project site for system integration-travel expenses to and fro charges, local transportation etc. to project site for system integration. additional instrument air compressor and iac dryer for total quantity : 64