supply of materials for boulder sausage of construction of water courses canal for community from land of kajal dey to laxmibari under mahishkuchi-ii gp, within tufanganj-ii development block- 1 stone boulder ( 225mm-150mm ) 2 loading unloading & stacking stone aggregate ( above 40mm nominal size ) 3 stone boulder ( 225 mm above ) 4 sausage wire net 5 stone aggregate ( single size ) :20 mm nominal size 6 stone aggregate ( single size ) : 10 mm nominal size 7 portland cement 8 carriage of stone aggregate below 40 mm nominal size 9 loading unloading & stacking sand / stone aggregate ( less than 40mm nominal size ) 10 coarse sand 11 conveyance 12 gst