Question 2034 of 731 · Texas Journeyman Electrician Exam
Service drop conductors at 120/240 volts pass over only the overhang of a roof to terminate at a through-the-roof service mast. What is the minimum clearance above the overhang?
Exactly one answer is correct.
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Correct answer to question 2034
- D: 18 in.
Explanation
The overhang exception allows 18 in. where not more than 6 ft of conductors, 4 ft horizontally, pass over the roof overhang and terminate at a through-the-roof raceway or approved support. The voltage between conductors must not exceed 300 volts. See 230.24(A) Exception No. 3.
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