Notice for Scrubbing and Removal of Ash from Boiler Tube on Labour Contract Basis

Amount

SCRUBBING AND REMOVAL OF ASH FROM THE BOILER TUBES (scope of work and other terms and conditions are furnished in pdf. File) The bidder shall quote the rate on lump sum basis

SCRUBBING AND REMOVAL OF ASH FROM THE BOILER TUBES 1. Construction of Scaffolding at inside the boiler such as furnace, bank tube area and super heater tube area and wherever required for cleaning of tubes externally. 2. The deposited ash should be cleaned in inside and outside of the boiler area, a) Boiler Furnace, b) Super heater Coils Chamber, c) Bang tubes chamber, d) ID Flue gas ducting from boiler outlet to chimney, e) Chimney bottom ash, f) Wet scrubber inside & Outside, g) FD air ducting –outside only, h) SA air ducting outside only, i) Feed water tan & dearator tank outside area only, j) Entire boiler bottom floor Cleaning. 3. The boiler tubes in Front Wall Header, Rear Wall Header, Bank Tubes, Side wall header tubes, Super-heater coils, Economizer coils and furnace are to be thoroughly scrubbed and cleaned free from ash rust scale etc, to make ready the boiler for open inspection by the boiler inspector by using scrapper wire brush and emery sheet etc. 4. The accumulated ash in entire boiler area should be collected and shifted to ash yard as directed by the Dy. Chief Engineer. 5. The scaffolding will be dismantled in the above areas after completion of Boiler Hydraulic Test.

Rajabhagadur Labour Contract