nregs material supply -eanjamunda pavakkunnu road concrete retender-nregs material supply -eanjamunda pavakkunnu road concrete , material supply nregs , quarry waste , stone aggregate(single size): 40 mm nominal size , stone aggregate(single size):20 mm nominal size , stone aggregate(single size): 10 mm nominal size , coarse sand (zone iii) , portland cement , hire charges of concrete mixer 0.25 to 0.40 cum with hopper , vibrator (needle type 40 mm) , wall form panel 1250x500 mm , corner angle 45x45x5 mm 1.50 m long , 100 mm channel shoulder 2.5 m long , double clip (bridge clip) , single clip , m.s. tube 40 mm dia