construction of concrete road from dhobi pukur to karmakar para construction of concrete road from dhobi pukur to karmakar para , portland cement , nail , coarse sand , loading, unloading & stacking by manual means (r.c.c. pipes , c.i. pipes and unreinforced cementpipes) 900 mm dia , fine sand , polythene sheet (150 gm per sqm) , thermocol 12.5 mm thick. , stone aggregate(single size): 10 mm nominal size , stone aggregate(single size):20 mm nominal size , stone aggregate below 40 mm nominal size , loading unloading & stacking sand/ stone aggregate (less than 40mm nominal size) , hire charges of concrete mixer 0.25 to 0.40 cum with hopper , hire charges for 5 hp with operator,fuel and shifting etc all charges complete , hire charges of shuttering plank (25mm-30mm thick) without prop including all fittings , g.s.t.