Branch Circuits & WiringQuestion 167 of 521
Direct-buried conductors or cables emerging from grade must be protected by enclosures or raceways from the required cover depth up to what height above finished grade?
a.3 ft
b.5 ft
c.6 ft
d.8 ft
Explanation
Section 300.5(D)(1) requires direct-buried conductors and cables emerging from grade to be protected by enclosures or raceways from the required burial depth to at least 8 ft above finished grade. Lower heights of 3, 5, and 6 ft leave the emerging conductors exposed to physical damage.
Law Reference: 2023 NEC §300.5(D)(1)Practice all 521 questions free — no signup required.
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