supply of materials i.e. precast rcc gratings precast rcc slabs, grating, precast rcc manhole with frame and np2 pipe 300mm, coarse sand stone agg. 10mm and 20mm, synthetic enamel paint and road marking paint and brick for day to day repair work at mpl. store aya nagar in ward no 73-s / sz- laying and jointing pvc pipe. heading 2 supply of precast rcc grating with frame 500x450mm horizontal grating 3 supply of circular shape 560mm dia precast rcc manhole cover with frame hd-20 4 supply of np2 class rcc pipe 300mm with collar 5 providing and fixing precast rcc slab / grating 70mm thick 6 coarse sand 7 stone agg. 10mm 8 stone agg. 20mm 9 synthetic enamel paint all shade except black or choclate 10 road marking paint water based 11 common burnt clay modular brick class designation 75