Intermediate Metal Conduit can be installed in or under cinder fill subject to permanent moisture _____. a)where the conduit is not less than 18 in. under the fill b)when protected on all sides by 2 in. of noncinder concrete c)where protected by corrosion protection judged suitable for the condition d) any of the above options See answer and applicable Code reference The correct answer is: d) any of the above options The requirements for installation of Intermediate ...

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