Items Description A) Rock 1 10-1000kg 2 60-300kg rock (Type 2A) 3 0.3-1 tonne rock (Type 1) 4 0.3-1 tonne rock (Type 2A) 5 0.5 - 1 tonne rock Type 1) 6 1-3 tonne rock Type 1) 7 3-6 - 1 tonne rock Type 1) 8 4-7 tonne rock Type 1) Total Rock to be supplied by PPK Unit Granite tons tons tons 156,744 tons tons 124,800 tons 720 tons 218,616 tons 11,640 tons 512,520 Sand stone 632,112 528 58,752 691,392