reexcavation of canal with lining from kaligram pry school to maharajtola , hire charges of concrete mixer 0.25 to 0.40 cum with hopper , stone aggregate ( single size ) :20 mm nominal size , stone aggregate ( single size ) : 10 mm nominal size , portland cement , display board , g i wire , medium sand , coarse sand , hire charges of shuttering plank ( 25mm-30mm thick ) without prop including all fittings , loading unloading & stacking sand / stone aggregate ( less than 40mm nominal size ) , 1st class traditional bricks ( kiln burnt ) , tor steel rods / hysd bars / tmt bars ( sail / tata / rinl ) ( fe415 / fe500 / fe500d conforms to is: 1786 ) , loading, unloading and stacking by manual means of steel