ACI Aggregate Level 2 Practice Questions - ACI Aggregate Testing Technician - Level 2 Exam

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In the ASTM C131 Los Angeles abrasion test for small-size coarse aggregate, how many revolutions does the drum complete at 30 to 33 rpm before the sample is removed for sieving?

100 revolutions 500 revolutions 1,000 revolutions 5,000 revolutions

Correct Answer:

500 revolutions

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