Exam (elaborations)
Residential Electrician Exam 4 - Q & A
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Residential Electrician Exam 4 - Q & A When an intermediate metal conduit (IMC) contains conductors of 600 volts or less and is buried under a gravel driveway of a one family dwelling, the IMC must be buried at LEAST _____. a) 12 inches b) 18 inches c) 24 inches d) 30 inches Ref: Tbl. 300.5, Col....
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