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jeffrey
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
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antman33
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?
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ldesmares
We have an issue with a man who built a homemade spray room in his tenant space of a shopping mall. It has no ventilation and he is blocking sprinkler heads with storage. The walls are covered with visqueen and the floor is covered with cardboard and more visqueen. He uses this area to paint custom picture frames with spray paint and
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m-arunkumar
Do jockey pump (Pressure maintenance pump) also needs to be provided with Hollow shaft motor as per NFPA 20, section 7.5.1.3 or that section only applicable to main or fire pumps?   Clause 7.5.1.3: "Vertical shaft turbine pumps shall be driven by vertical hollow shaft electric motor or vertical hollow shaft right-angle drive with diesel
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pstaples
Halloween has become a hugely popular time for fun and festivities, but with it comes the potential for a variety of fire hazards. The National Fire Protection Association (NFPA) encourages everyone to take these simple precautions to stay safe without sacrificing that fun.   According to NFPA research, between 2012 and 2016, decorations
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jrodowicz
Wildfires continue to be a problem in the United States and abroad. According to the California Department of Insurance, the Camp Fire of November 2018 cost somewhere in the vicinity of $8.5 billion in property loss and damages. Currently, the Camp Fire is regarded as the deadliest and most destructive fire in California history. While the massive
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