Computer · Transportation Engineering
As per IRC: 37-2012, which parameter must be considered in order to control subgrade rutting in flexible pavements?
- 1Horizontal tensile strain at the bottom of the bituminous layer
- 2Vertical compressive strain on top of the subgrade✓
- 3Vertical compressive stress on top of the granular layer
- 4Vertical deflection at the surface of the pavement
Correct answer
Vertical compressive strain on top of the subgrade
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