material supply for public and private works in mgnregs material supply for public and private works in mgnregs , materials , stone aggregate ( single size ) :20 mm nominal size - nominal size , stone aggregate ( single size ) : 10 mm nominal size - nominal size , coarse sand ( zone iii ) , stone aggregate ( single size ) : 40 mm nominal size - nominal size , mild steel tubes hot finished welded type for cutting, assembling & erection , mild steel sheets for tanks - ( ii ) guest plates 3.00mm thick , mild steel sheets for tanks - ( iii ) angle iron: 40x40x6mm @ 3.5kg / m , structural steel such as tees, angles, channels and r.s. joists , iron pintels including weldded pin , mild steel sheets with bolts and nuts to rest on pintels , mild steel hooks priming coat m.s. sheet = 11.52 angle iron -0.16x24.3 = 3.89 , twisted steel / deformed bars , vitrified floor tile 50x50 cm flooring 1:4 ( 1 cement: 4 cum 0.024 3654.15 87.70 coarse sand ) , stone for masonry work , portland cement , solid blocks of size 30x20x20cm , gi trafford profile sheet 0.35mm thick , bitumen washer , stainless steel screws 50 mm , galvanised steel j or l hooks 8 mm dia , bitumen washer , g.i. plain washer thick , precoated aluminium trafford sheet 0.450mm thick , quarry waste - , solid blocks of size 30x20x15cm , solid blocks of size 40x20x10cm , galvanised wire mesh of average width of aperture 1.4 and nominal dia. of wire 0.63 mm , wire nails , fine sand ( zone iv ) , ceramic glazed tiles ist quality 300 x 300 mm in all shades designs except white, ivory, fume red brown etc. , red oxide zinc chromite primer , welding by electric plant , hire charges of concrete mixer 0.25 to 0.40m3 with hopper , vibrator ( needle type 40mm ) , interlocking c.c paver block ( 80mm thick-m30 )