Chapter 31 — SPECIAL CONSTRUCTION
Section 3108 — TELECOMMUNICATION AND BROADCAST TOWERS
2025 California Building Code (Title 24, Part 2) · 2025 edition · ingested 2026-07-07 · California
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[BS] 3108.1 General. Towers shall be designed and constructed in accordance with the provisions of TIA 222. Towers shall be designed for seismic loads; exceptions related to seismic design listed in Section 2.7.3 of TIA 222 shall not apply. In Section 2.6.6.2 of TIA 222, the horizontal extent of Topographic Category 2, escarpments, shall be 16 times the height of the escarpment. Exception: Single free-standing poles used to support antennas not greater than 75 feet (22 860 mm), measured from the top of the pole to grade, shall not be required to be noncombustible. [BS] 3108.2 Location and…