Question 6016 of 850 · Texas Journeyman Electrician Exam
In NEC 2026, the 1 1/2 in spacing rule for wiring methods under roof decking applies to
Exactly one answer is correct.
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Correct answer to question 6016
- D: All types of roof decking
Explanation
NEC 2026 300.6(E) removed the limitation to metal-corrugated decking, so the spacing applies under all roof decking. A new exception covers wiring methods encased in at least 2 in of concrete.
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