Article 330.12 prohibits MC cable when exposed to mechanical damage. 690.31(D) allows MC cable when intalled in an area that is not readily accessible. My client wants to install MC cable across the open roof of a building, arguing that access is restricted to qualified and trained personnel only so that qualifies as not readily
Grounding a residential TV antenna drawing. I was wondering if there was an NEC created or approved drawing on how to properly ground a residential TV antenna? I see some online from manufacturers, but wanted to know if there is one available from or approxed acceptable per NEC for public use?