RISBC-5 RI Electrical Code section 5.3.1 ARTICLE 230, Section 230.24(A).

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Click on the following link to view RISBC-5 Rhode Island Electrical Code Title 5 as shown below: https://rules.sos.ri.gov/regulations/part/510-00-00-5

Delete 230.24(A) Delete only Exception No. 5 in NEC® section 230.24(A) without substitution.

230.24 Clearances. Overhead service conductors shall not be readily accessible and shall comply with 230.24(A) through 230.24(E).

(A) Above Roofs. Conductors shall have a vertical clearance of not less than 8 ft 6 in. above the roof surface. The vertical clearance above the roof level shall be maintained for a distance of not less than 3 ft in all directions from the edge of the roof.

Exception No. 1: The area above a roof surface subject to pedestrian or vehicular traffic shall have a vertical clearance from the roof surface in accordance with the clearance requirements of 230.24(B).

Exception No. 2: Where the voltage between conductors does not exceed 300 and the roof has a slope of 4 in. in 12 in. or greater, a reduction in clearance to 3 ft shall be permitted.

Exception No. 3: Where the voltage between conductors does not exceed 300, a reduction in clearance above only the overhanging portion of the roof to not less than 18 in. shall be permitted if (1) not more than 6 ft of overhead service conductors, 4 ft horizontally, pass above the roof overhang, and (2) they are terminated at a through-the-roof raceway or approved support.

Informational Note: See 230.28 for mast supports.

Exception No. 4: The requirement for maintaining the vertical clearance 3 ft from the edge of the roof shall not apply to the final conductor span where the service drop or overhead service conductors are attached to the side of a building.

Exception No. 5: Where the voltage between conductors does not exceed 300 and the roof area is guarded or isolated, a reduction in clearance to 3 ft shall be permitted.

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RISBC-5 RI Electrical Code section 5.3.1 ARTICLE 230, Section 230.24(A).

Below is a Real Question from our Electrical Continuing Education Courses for Electrical License Renewal:

Which exception in 230.24(A) is deleted by amendment and cannot be used in Rhode Island??

A: Exception 1.
B: Exception 2.
C: Exception 4.
D: The RI amendment to 230.24(A) deletes exception 5.
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