Earlier editions: 2026-09
Title 13 — BUILDING REGULATIONS›Chapter 1 — BUILDING CODE
El Segundo Municipal Code § 12.11 Building Code
El Segundo Municipal Code · 2026-10 edition · updated 2026-10-03 · El Segundo
Cite as: El Segundo Municipal Code § 12.11 · Text as of 2026-10-03
12.11.2.2.3 Wood Diaphragms.¶
The anchorage of concrete or masonry structural walls to wood diaphragms shall be in accordance with AWC SDPWS 4.1.5.1 and this section. Continuous ties required by this section shall be in addition to the diaphragm sheathing. Anchorage shall not be accomplished by use of toe nails or nails subject to withdrawal, nor shall wood ledgers or framing be used in cross-grain bending or cross-grain tension. The diaphragm sheathing shall not be considered effective as providing ties or struts required by this section.
For structures assigned to Seismic Design Category D, E or F, wood diaphragms supporting concrete or masonry walls shall comply with the following:
The spacing of continuous ties shall not exceed forty (40) feet. Added chords of diaphragms may be used to form sub diaphragms to transmit the anchorage forces to the main continuous crossties.
The maximum diaphragm shear used to determine the depth of the subdiaphragm shall not exceed seventy-five percent (75%) of the maximum diaphragm shear.
Section 1613.8.3 is added to Chapter 16 of the 2025 CBC to read as follows:
1613.8.3 Structural Separation.
Modify ASCE 7 Section 12.12.3 Equation 12.12.1 as follows:
[Figure]
Section 1613.9 is added to Chapter 16 of the 202 5 CBC to read as follows:
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