supply of material for the construction of gravel road from ananda sarkar house to mahadeb chowpathi via subal sarkar house under bhawairthana gp within sitalkuchi dev. block-1 stone aggregate ( single size ) :63 mm nominal size 2 stone aggregate 40 mm nominal size and above 3 loading unloading & stacking stone aggregate ( above 40mm nominal size ) 4 stone aggregate below 40 mm nominal size 5 stone screening type a ( 13.2 mm ) 6 loading unloading & stacking sand / stone aggregate ( less than 40mm nominal size ) 7 hire charges of diesel road roller- 8 to 10 tonne 8 display board 9 worksite facilities / creche / drinking water / first aid