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at rest lateral earth pressure with sloped backfill (correction to closed thread)

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Mangere275

Structural
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thread256-178686

The thread number referenced above has been closed, but contains a typo in one of the formulas.

Here is the original post from Panars:

"2Panars (Geotechnical)21 Feb 07 10:49
In the US Army Corps Manual on Retaining and Flood Walls
EM 1110-2-2502

you can find two methods to calculate the at-rest earth pressure for sloping backfill. The first is
Ko=(1-sin phi)(1-sin beta) where beta is the backfill slope angle."

The corrected formula from EM 1110-2-2502 is:
Ko=(1-sin phi)(1+sin beta)
 
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