CMI Practice Questions - Certified Master Inspector (CMI) Exam

When inspecting an electrical service panel, NEC 110.26 requires a minimum working space in front of the panel of:

30 inches wide, 3 feet deep, and 6 feet 6 inches high 24 inches wide, 2 feet deep, and 6 feet high 36 inches wide, 3 feet deep, and 6 feet high 18 inches wide, 3 feet deep, and 6 feet 6 inches high

Correct Answer:

30 inches wide, 3 feet deep, and 6 feet 6 inches high

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