supply of materials for the construction of rbm road from house of kalipada to dhunda choupathi under chamta gram panchayat within sitai block supply of materials for the construction of rbm road from house of kalipada to dhunda choupathi under chamta 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 , rcc pipe 600 mm dia np-3 spigot , loading, unloading & stacking by manual mreans ( rcc pipes, c.i. pipes and unreinforced cement pipes ) , display board , gst