supply of materials for the construction of rbm road from dinabandhu house to mithun house at singimari 538 under br. chatra gram panchayat within sitai block , carriage of stone aggregate below 40 mm nominal size , loading unloading & stacking sand / stone aggregate ( less than 40 mm nominal size ) , river bed material , stone aggregate ( single size ) 63 mm nominal size , carriage of stone aggregate 40 mm nominal size & above , loading unloading & stacking sand / stone aggregate ( above 40 mm nominal size ) , stone screening type a ( 13.2mm ) , hire charges of diesel road roller- 8 to 10 tonne , empty gunny bags , bamboo , nails , fine sand , rcc pipies np3 600 mm dia , loading, unloading & stacking by manual mreans ( rcc pipes, c.i. pipes and unreinforced cement pipes ) , display board , gst