1.

The lateral pressure for cohesive backfill with surcharge q is ___________

A. pa=γzcot2 α-2c cot⁡α+qcot2 α
B. pa=γzcot2 α+2c cot⁡α+cot2α
C. pa=-2c cot⁡α-cot2 α
D. pa=γzcot2 α/2c cot⁡α
Answer» B. pa=γzcot2 α+2c cot⁡α+cot2α


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