Page 730 - 2018_IRC

SERVICES

SECTION E3604.2.1 AND EXCEPTION 1

8FT. 0 IN. MIN. SECTION E3604.2.1 EXCEPTION 2

36 IN. MIN. SECTION 3604.2.1 AND EXCEPTION 3

SLOPE 4/12
6FT-0IN.
OR MORE
12 MAX.
4
18 IN. MIN.
4FT-0IN.
MAX.
3FT-0IN.
MAX.
SECTION E3604.2.1
MAINTAIN ALL
CLEARANCES 3 FT 0 IN.
MINIMUM BEYOND THE
EDGE OF THE ROOF.
SEE EXCEPTION 4.

For SI: 1 inch = 25.4 mm, 1 foot = 304.8 mm.
FIGURE E3604.2.1
CLEARANCES FROM ROOFS

SECTION E3605 made in enclosures or, if directly buried, with listed under-
SERVICE-ENTRANCE CONDUCTORS ground splice kits. Conductor splices shall be made in accor-
E3605.1 Insulation of service-entrance conductors. Ser- dance with Chapters 34, 37, 38 and 39. (230.33, 230.46)
vice-entrance conductors entering or on the exterior of build- E3605.4 Protection of underground service entrance con-
ings or other structures shall be insulated in accordance with ductors. Underground service-entrance conductors shall be
Section E3406.5. (230.41) protected against physical damage in accordance with Chap-
Exceptions: ter 38. (230.32)
1. A copper grounded conductor shall not be required E3605.5 Protection of all other service cables. Above-
to be insulated where it is: ground service-entrance cables, where subject to physical
damage, shall be protected by one or more of the following:
1.1. In a raceway or part of a service cable rigid metal conduit, intermediate metal conduit, Schedule 80
assembly, PVC conduit, electrical metallic tubing, reinforced thermo-
1.2. Directly buried in soil of suitable condition, or setting resin conduit or other approved means. [230.50(1)]
1.3. Part of a cable assembly listed for direct E3605.6 Locations exposed to direct sunlight. Insulated
burial without regard to soil conditions. conductors and cables used where exposed to direct rays of
2. An aluminum or copper-clad aluminum grounded the sun shall comply with one of the following:
conductor shall not be required to be insulated 1. The conductors and cables shall be listed, or listed and
where part of a cable or where identified for direct marked, as being sunlight resistant.
burial or utilization in underground raceways. 2. The conductors and cables are covered with insulating
(230.41 Exception) material, such as tape or sleeving, that is listed, or listed
E3605.2 Wiring methods for services. Service-entrance and marked, as being sunlight resistant. [310.10(D)]
wiring methods shall be installed in accordance with the E3605.7 Mounting supports. Service-entrance cables shall
applicable requirements in Chapter 38. (230.43) be supported by straps or other approved means within 12
E3605.3 Spliced conductors. Service-entrance conductors inches (305 mm) of every service head, gooseneck or connec-
shall be permitted to be spliced or tapped. Splices shall be

2018 INTERNATIONAL RESIDENTIAL CODE ® 705
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