Mathematics · Geotechnical Engineering Calculation
When conducting a CBR test, the load dial reading at 2.5 mm penetration is observed to be 33 divisions. If one division represents a 190 kg load on the calibration chart, and the standard load for 2.5 mm penetration is 1370 kg, what is the CBR value at 2.5 mm penetration?
- 12.6%
- 24.6%✓
- 35.6%
- 43.6%
Correct answer
4.6%
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