I’m guessing that the circuit breaker panel was installed on the wall before the TV monitor was hung from the ceiling. But, I ...

The construction industry added just 8,000 jobs on net in December, according to an Associated Builders and Contractors ...

Numerous articles have been written about NFPA 70B in recent months following the recommended practice becoming a standard.

Take this weekly quiz to test your knowledge of the 2023 National Electrical Code (NEC) requirements. The Code Quiz features ...

Motors used for refrigeration equipment (including air conditioning systems) are hermetic. When we say “hermetic,” what do we mean? It’s a motor that’s sealed from the outside. In the case of ...

IEC SPARK 2025 is looking for industry experts and thought leaders to submit proposals. The Independent Electrical Contractors (IEC) announced that the Call for Content for IEC SPARK 2025 is now open ...

Informative Annex K provides some general — yet important to understand — information about electrical hazards. This Annex consists of K.1 through K.5. The first paragraph of K.1 provides some ...

Based on the 2023 NEC. Question: Fill in the blank. The grounded conductor used to ground the frame of a range shall be _____ or larger copper.

The hazard communication system (HCS) regulations are covered in 29CFR1910.1200. Subsection (g) provides requirements for safety data sheets (SDSs). The first requirement is that chemical ...

Presenting the most bizarre electrical installation mishaps of last year that violated the 2023 NEC. So, back by popular demand, here are the most extraordinary Code violations uncovered by our NEC ...

How well do you know the Code? Think you can spot violations the original installer either ignored or couldn’t identify? Here's your chance to moonlight as an electrical inspector and second-guess ...

Russ LeBlanc comes across some partially buried and broken LFMC. This installation will need to be replaced in accordance with Sec. 350.2. In addition, it’s unclear if the conduit is marked as ...