Computer · Soil Mechanics
As per IS 1498-1970, the particle size range of coarse gravel is:
- 12.0 mm to 0.075 mm
- 24.75 mm to 2.0 mm
- 320 mm to 4.75 mm
- 480 mm to 20 mm✓
Correct answer
80 mm to 20 mm
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