Computer · Highway Engineering
As per MoRTH specifications, the aggregates used for the construction of a Bituminous Macadam (BM) base course must fulfill which of the following sets of properties?
- 1Los Angeles abrasion value: < 40%; Aggregate impact value: < 30%; Combined flakiness and elongation index: < 40%; Water absorption: < 2%✓
- 2Los Angeles abrasion value: < 40%; Aggregate impact value: < 25%; Combined flakiness and elongation index: < 10%; Water absorption: < 1%
- 3Los Angeles abrasion value: < 30%; Aggregate impact value: < 40%; Combined flakiness and elongation index: < 30%; Water absorption: 0%
- 4Los Angeles abrasion value: < 40%; Aggregate impact value: < 40%; Combined flakiness and elongation index: < 30%; Water absorption: 3% to 5%
Correct answer
Los Angeles abrasion value: < 40%; Aggregate impact value: < 30%; Combined flakiness and elongation index: < 40%; Water absorption: < 2%
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