ron
Senior Member
- Location
- New York, 40.7514,-73.9925
Is there a minimum depth and concrete cover over 1/2" conduit in a trench that goes to a shallow floor box in a commercial office building? Just a lobby area.
I want to say 2" minimum so it doesn't just flake away, but I can't find anything like that.
I want to say 2" minimum so it doesn't just flake away, but I can't find anything like that.
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