General Knowledge · Infrastructure
Inadequate sub-surface drainage in flexible pavements most directly leads to:
- 1Enhanced thermal stability and reduced low-temperature cracking
- 2Improved skid resistance and higher surface friction coefficient
- 3Accelerated fatigue cracking and reduced overall structural load capacity✓
- 4Increased structural stiffness and reduced rutting depth
Correct answer
Accelerated fatigue cracking and reduced overall structural load capacity
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