Codes & Standards

Jim Dollard has an extensive background in codes and standards. Send questions about the National Electrical Code (NEC) to Jim at codefaqs@gmail.com. Answers are based on the 2020 NEC. Any...

I was recently asked an interesting question involving parallel copper, aluminum and copper-clad aluminum conductors installed in parallel. The question was about 310.10(G), and whether cables installed in parallel must...

May is Electrical Safety Month. As one of OSHA’s “Focus Four,” it is vital that appropriate attention is placed on attaining and maintaining electrical safety in the workplace, not just...

In healthcare today, short hospital stays are normal, and recovery at home or at a rehabilitation facility is common. When I was still at the NFPA, I heard a lot...

Jim Dollard has an extensive background in codes and standards. Send questions about the National Electrical Code (NEC) to Jim at codefaqs@gmail.com. Answers are based on the 2020 NEC. In-law...