supply of different materials form construction of gravel road from gafur miah house to haren barman house at samsad no . 02 under matalhat gp within dinaha-i dev . block aap no . 080512160209 , stone aggregate below 40 mm nominal size , loading unloading & stacking sand / stone aggregate less than 40 mm nominal size ) , river bed metal , stone aggregate ( single size ) : 63 mm nominal size , stone aggregate 40 mm nominal size and above , loading unloading & stacking stone aggregate ( above than 40 mm nominal size ) , stone screeint type a ( 13 . 2mm ) , higher charges of diesel road roller 8 to 10 tones , r . c . c . pipe 450 mm dia np2 class , nail , bamboo ( 8cm-10cm dia ) including fixing , fine sand , emptry gunny bag , work site favilities , display board , gst