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Is there a way to estimate Coefficient Friction without testing?

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leecan

leecan

Civil/Environmental
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Aug 7, 2015
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Hello,

I am designing a Concrete Retaining Wall, I have the Internal Friction ∅.
Can i get the Coefficient Friction by this formula? µ = tan(∅)

Thanks and Regards
 
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That would give a FS of 1.5.

Mike McCann, PE, SE (WA)


 
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