Question of the Week

A 10 ft high gravity retaining wall with flat backfill (𝛽=0) retains a clean sand for which 𝛾= 120 lb/ft³ and ∅=32°. Calculate the total active earth pressure, and the active resultant force using the Rankine’s earth pressure theory.

The correct answer is A (368 PSF, 1842 PLF)

How is everyone else answering?

A
(63%)
B
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D
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