Civil Engineering MCQAE Level Civil Engineering
Negative skin friction on a pile is most likely when:
Foundation EngineeringSoil Mechanics and Foundation EngineeringHARD
Choose the correct answer
A
surrounding soil settles more than the pile
B
water table rises without settlement
C
pile settles more than soil
D
pile is socketed in hard rock with no overburden
Correct Answer
A. surrounding soil settles more than the pile
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Downdrag develops when consolidating soil moves downward relative to the pile, adding compressive load to the pile.
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