The action of negative skin friction on the pile is to
(A) increase the ultimate load on the pile
(B) reduce the allowable load on the pile
(C) maintain the working load on the pile
(D) reduce the settlement of the pile
The action of negative skin friction on the pile is to
(A) increase the ultimate load on the pile
(B) reduce the allowable load on the pile
(C) maintain the working load on the pile
(D) reduce the settlement of the pile