Providing Bajri and Coarse ...

Amount

Collection of bazri 11.2mm gauge from Deodhar/Tajewala or any other approved quarry duly screened and stacked along road side 2Mx1-1/2Mx 0.35M in size. For purpose of payment quantity will be worked out as per actual measurements and quality will be reduced by 5% and the reduce quantity will be considered as the quantity supplied for purpose of payment. (MORTH specification scetion No. 510 (2.2) as desired by the Engineer-in-Charge. Stone chipping shall be confirming with the following grading and physical requirements: a) Physical Requirement (Table 500.3) Sr. No. Test Test Method Requirement 1. Los Angeles Abrasion Value IS:2386 Part-IV 40% Maximum 2. Aggregate Impact Value IS:2386 Part-IV 30% Maximum 3. Flakiness and Elongation indicates (total) IS:2386 Part-I 30% Maximum 4. Coating and stipping of bitumen mixer agreegate AA SHOTOT-182 Maximum retaining grading 95% 5. Water absorption IS:2386 Part-3 2% Maximum Grading Requirement as per table 400.7 Grading Requirement b) Stone chipping 11.2 mm size sieve and retained on 5.6 mm sieve from Deodhar or any other approved quarry.

Collection of coarse aggregate from Deodhar or any other approved quarry shall be either crushed or broken stone. They shall be hard, durable and free from excess of flat elongated soft and disintegrated particles, dust and other objectionable matter. They shallbe stacked 2Mx1.50Mx0.35M in size. For purpose of payment the volume of stacks will be worked out as per actual measurements and quantity will be reduced by prescridered percentage and the reduced quantity will be considered as the quantity supplied for purpose of payment. (MORTH specification section No.404 (2.2). Coarse aggregate of 53mm to 22.4mm (G-3) size for sub base course with the following grading and and physical requirements: Physical Requirement (Table 400.6) Sr. No. Test Test Method Requirement 1. Base Los Angeles Abrasion Value IS:2386 Part-IV 40% Maximum or 2. Aggregate Impact Value IS:2386 Part-IV 30% Maximum 3. Combined Flakiness and Elongation indicates (total) IS:2386 Part-I 30% Maximum 4. Water absorption IS:2386 Part-3 2% Maximum Grading Requirement as per table 400.7 Grading No. Size Range Sieve Designation Percent by weight passing 3 53 mm to 22.4 mm 63mm 100 3 53 mm to 22.4 mm 53mm 95- 100 3 53 mm to 22.4 mm 45mm 65- 90 3 53 mm to 22.4 mm 22.4mm 0-10 3 53 mm to 22.4 mm 11.2mm 0-5

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