supply and stacking of materials for repairing of coal transportation roads at lakhanpur ocp of lakhanpur area-supplying and stacking at work site hard granite orequivalent as approved by eic, hand broken stone metal 90mm to 45mm size i.e. irc gr-i of approved quality including screening & stacking along road side equidistantly and uniformly including royalty complete, excluding cost of carriage. ( a deduction of 7.5% is to be made on account of voids in stone metal. measurement of material is to be taken just before laying work starts and payment shall be made only after laying of the material ) 3 supplying and stacking at work site hard granite orequivalent as approved by eic, hand broken stone metal 63mm to 45mm size i.e. irc gr-ii of approved quality including screening & stacking along road side equidistantly and uniformly including royalty complete, excluding cost of carriage. ( a deduction of 7.5% is to be made on account of voids in stone metal. measurement of material is to be taken just before laying work starts and payment shall be madeonly after laying of the material ) . 4 total impact of gst for the purpose of ctc