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Poor CBR tests in crushed rock gravel
Thank you, Ron. My lab manager pointed out the same thing, that the seating may be uneven. We did do the replacement of greater than 3/4" material, using material retained on the #4. Since it looks like you agree not to rerun the tests, my question is, should I focus on the later data, 0.3 to...- geoeng44
- Post #4
- Forum: Geotechnical engineering general discussion
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Poor CBR tests in crushed rock gravel
I had two CBR tests run in a crushed rock gravel, gap-graded with about 20 percent fines. It was produced by a rock crusher on-site, and acts a lot like screenings. The CBR results are a concave shape for the entire curve up to 0.5 inch deflection. ASTM says to run the tests again, however, I...- geoeng44
- Thread
- Replies: 4
- Forum: Geotechnical engineering general discussion
