Someone found this problem at a newly constructed site. The water was actually boiling when the site lites were energized.

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The electrical contractor installed a nonmetallic junction box below grade, and then fabricated a 4 inch square cover to it to allow a riser conduit for the support and to feed a sign lite.

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[This message has been edited by Joe Tedesco (edited 02-18-2003).]


Joe Tedesco, NEC Consultant