tender for mgnregs materials supply for road and other work sites - 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 twisted steel/deformed bars solid blocks of size 30x20x20cm pvc pipe 75 mm outer dia 6kgf/cm2 pvc elbow 75 mm dia pvc bend 75 mm dia