construction of cc road with drain from gilipi tala to adibasipara at hiragachi . ( 3202034001 / rc / 320201060587479 ) , fine sand , nail , thermocol 12 . 5 mm thick , polythene sheet ( 150 gm per sqm ) , paddy straw , stone aggregate ( single size ) :20 mm nominal size , stone aggregate ( single size ) :10 mm nominal size , portland cement , stone aggregate below 40 mm nominal size , loading unloading & stacking sand / stone aggregate ( less than 40 mm nominal size ) , coarse sand , hire charges of shuttering plank ( 25mm-30mm thick ) without prop including all fittings , rcc pipe 600 mm dia np-3 spigot , r . c . c . pipes 600 , 700 , 750 & 800 mm dia , loading , unloading & stacking by manual means ( r . c . c . pipes , c . i . pipes and unreinforced cement pipes ) 600 , 700 , 750 &800 mm dia , hire charges of concrete mixer 0 . 25 to 0 . 40 cum with hopper , g i wire , steel , tor steel rods / hysd bars / tmt bars ( jsw / jspl / shyam / srmb / bmasl / elecrosteel / ssl ) ( fe415 / fe500 / fe500d conforms to is:1786 ) , loading , unloading & stacking by manual means of steel