tender for mgnregs material supply ( well, soak pit, compost structure ) -1.01 solid block of size 30x20x15cm 1.02 portland cement 1.03 coarse sand ( zone iii ) 1.04 stone aggregate ( single size ) 20 mm nominal size 1.05 stone aggregate ( single size ) 10 mm nominal size 1.06 stone aggregate ( single size ) 40 mm nominal size 1.07 hire charges of concrete mixer 0.25 to 0.40 cum with hopper 1.08 vibrator ( needle type 40mm ) 1.09 mild steel tubes hot finished welded type 1.1 red oxide xinc chromate primer 1.11 welding by electric plant 1.12 gi trafford profile sheet 0.35 thick 1.13 bitumen washer 1.14 g i limpet washer 1.15 galvanised steel j or l hooks 8mm dia 1.16 galvanised steel bolts & nuts 6mm dia and 25 mm long round head with slots 1.17 twisted steel / deformed bars 1.18 pvc reducer 75x63 mm dia 1.19 pvc pipe 75 mm outer dia 4 kgf / cm2 1.2 pvc tee 75x75x75 mm dia 1.21 pvc elbow 75 mm dia 1.22 pvc door tee 75x75x75 mm dia 1.23 second class kail wood in planks 1.24 second class kail wood in scantling 1.25 safeda ballies 125 mm diameter