construction of pcc road from jubasree sangha to house of rabin maity at sansad no . i , hire charges of concrete mixer 0 . 25 to 0 . 40 cum with hopper , hire charges of diesel road roller- 8 to 10 tonne , vibrator ( needle type 40 mm ) , brick aggregate ( single size ) :40 mm nominal size , stone aggregate ( single size ) : 40 mm nominal size , 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 , stone aggregate 40 mm nominal size and above , display board , 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 ) , loading unloading & stacking stone aggregate ( above 40mm nominal size ) , thermocol 12 . 5 mm thick .