bids are invited for boq total quantity : 1--1 natural sand confirming to relevant is (specifications for coarse and fine aggregates. free from adherent coating, hard, durable, clean and shall not contain clay and impurities such iron pyrites, alkalies, salt, coal, mica, shale or similar laminates or other materials exceeding the specified limits in is code aggregates for concrete. cum 506.28 1291.6 944.87 1090.94 859.88 4693.57 2 aggregate 20mm. stone aggregate to be crushed rock or gravel 20mm graded confirming to relevant is and shall consist or angular fragments and shall be clean, hard, tough, durable and of uniform quality through out.stone aggregate 20 mm conforming to relevant is cum 402.92 1209.40 846.88 936.97 738.65 4134.82 3 aggregate 40mm. stone aggregate to be crushed rock or gravel 40mm graded confirming to relevant is and shall consist or angular fragments and shall be clean, hard, tough, durable and of uniform quality through out. cum 325.53 939.02 2078.39 735.68 607.32 4685.94 4 rapidite quick setting liquid. ltr 3589.5 9909 6730 7597 5549 33374.5 5 ms binding wire 0.9mm