improvement of road by earth filling by cement concrete at nejam house to ab halim at goalpara north under chandrapara gp , hirecharges of diesel road roller 8 to 10 tonne , stone aggregate below 40 mm nominal size , stone screening type b ( 11 . 2mm ) , loading unloading & stacking sand/ stone aggregate , stone aggregate 63 mm nominal size , stone aggregate 40 mm nominal size , loading unloading & stacking stone aggregate , stone screening type a ( 13 . 2mm ) , polythene sheet , hire charges of concrete mixer 0 . 25 to 0 . 40 cum with hopper , vibrator , stone aggregate 10 mm nominal size , stone aggregate 20 mm nominal size , portland cement , coarse sand , hire charges of shuttering plank , thermocol 12 . 50 mm thick , display board , work site facility , gst