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Frost depth

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mli

mli

Structural
Joined
Sep 15, 2006
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This is a retaining & flood wall project. The top 2 feet of backfill is rip rap. Should the 2 feet of rip rap be included in frost depth calcs? Thanks!
 
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mli,

I would think not, as the riprap is relatively porous with respect to air.

Jeff
 
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