supply of different materials form const . of gravel road from dhepra setu to anil roy tepathi via subal barman at samsad no . 15 under matalhat gp within dinaha-i dev . block aap no . 080512161506 , 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 aggregate below 40 mm nominal size , stone screeint type a ( 13 . 2mm ) , higher charges of diesel road roller 8 to 10 tones , rc . c . pipes 900 mm dia , loading and unloading & stacking by manual means ( r . c . c . pipes , c . i . pipes and unreinforced cement pipes ) 900 mm dia , nail , bamboo ( 8cm-10cm dia ) including fixing , fine sand , emptry gunny bag , work site favilities , display board , gst