cleaning with loading , unloading of coal , coal-dust , rejection coal , scraped materials , deposited mixed earth , garbage , deposited ash , silt , slurry etc . and transportation of same from mill areas of unit 5 and 6 including trenches , sub trenches , sump , job: cleaning with loading , unloading of coal , coal-dust , rejection coal , scraped materials , deposited mixed earth , garbage , deposited ash , silt , slurry etc . and transportation of same from mill areas of unit #5 & #6 including trenches , sub trenches , sump pit , esp areas etc . inside plant premises to the disposal yard of stps . note: for detail description of works/items , please see schedule of work as enclosed alonghwith nit . , note: ( i ) please quote rate as ovehead including profit in this boq/price bid sheet . ( ii ) this is a fixed rate contract . the rate quoted in this tender shall remain fixed throughout the total contract period . for any enhancement in material price , rate of wages/benefits owing to mos/govt . notification etc . no reimbursement shall be made . ( iii ) ref . nit/tender document and schedule of work .