What's Wrong Here?

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Sep 23, 2004 11:08 AM, By Joe Tedesco

First, neither the box nor raceway are properly supported. We know as per 225.26, vegetation like this tree can’t be used to support overhead conductor spans. But outdoor luminaires (lighting fixtures) and associated equipment are allowed to be supported by trees as noted in 410.16(H). In addition, a FPN to 410.16(H) refers to 300.5(D) for protection of conductors, which states that direct-buried conductors and cables shall be protected from damage in accordance with several factors. Per 300.5(D)(4), “Where the enclosure or raceway is subject to physical damage, the conductors shall be installed in rigid metal conduit, intermediate metal conduit, Schedule 80 rigid nonmetallic conduit, or equivalent.”

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