Where an equipment grounding conductor is installed underground within an agricultural building, it shall be a(n) ______ conductor.
a) insulated or covered
d) any of the above
See answer and applicable Code reference
The correct answer is: d) any of the above
Article 547 requirements apply to agricultural buildings and parts of buildings or adjacent areas of similar or like nature as specified in the scope. As per 547.5(F), "Where an equipment grounding conductor is installed underground within a location falling under the scope of Art. 547, it shall be insulated or covered."