materials for goat shed mgnregs chemanchery grama panchayat civil work ( materials for goat shed ) , solid blocks of size 30x20x20cm , portland cement , coarse sand ( zone iii ) , flats up to 10mm in thickness , mild steel round bar 12mm dia and below , welding by electric plant , red oxide zinc chromate primer , stone aggregate ( single size ) :20mm nominal size , stone aggregate ( single size ) :10mm nominal size , hire charges of concrete mixer 0 . 25 to 0 . 4 cum with hopper , vibrator ( needle type 40mm ) , galvanised steel j or l hooks 8mm dia , bitumen washer , g . i . plain washer thick , precoated aluminium trafford sheet 0 . 45mm thick , galvanised wire mesh of average width of aperture 1 . 4 and nominal dia . of wire 0 . 63mm , wire nails , fine sand ( zone iv ) , deharadun white lime