NM Residential Electrical Inspector Practice Questions - New Mexico CID Residential Electrical Inspector Examination Exam

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Per NEC 2020 314.16(B)(5), up to four equipment grounding conductors entering a box require one volume allowance based on the largest EGC. Each additional EGC above four requires which additional allowance?

A full additional allowance for each extra EGC A ¼ volume allowance for each additional EGC above four No additional allowance regardless of count A ½ volume allowance for the entire remaining group

Correct Answer:

A ¼ volume allowance for each additional EGC above four

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