A. The condition where RMC can be used and installed are found in Sec. 344.10. (A) Atmospheric Conditions and Occupancies. (1) RMC is permitted in all atmospheric conditions and occupancies. (B) ...

Fill in the blank with the appropriate answer. When installing listed threadless couplings and connectors on rigid metal conduit (RMC), where buried in concrete or masonry, the couplings and ...