Chapter 14 — EXTERIOR WALLS

Section 1413 — [DSA-SS & DSA-SS/CC, OSHPD 1, 1R, 2, 4 & 5] ADDITIONAL REQUIREMENTS FOR…

2025 California Building Code (Title 24, Part 2) · 2025 edition · ingested 2026-07-07 · California

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1413.1 General.

1413.1 General. In no case shall veneer be considered as part of the backing in computing strength or deflection, nor shall it be consid- ered a part of the required thickness of the backing. Veneer shall be anchored in a manner which will not allow relative movement between the veneer and the wall. Anchored or adhered veneer shall not be used on overhead horizontal surfaces.

1413.2 Adhered veneer.

1413.2 Adhered veneer. Units of tile, masonry, stone or terra cotta which exceed [5] / 8 inch (15.9 mm) in thickness shall be applied as for anchored veneer where used over exit ways or more than 20 feet (6.1 m) in height above adjacent ground elevation. 1413.2.1 Bond strength and tests. Irrespective of the mortar type, veneer type or design methodology used, adhered masonry veneer shall develop a bond shear strength to the backing of at least 50 psi (345 kPa) based on gross unit bonded area. The bond between adhered veneer units and backing shall be shear tested, in accordance with ASTM…