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15.37.070 Special building standards for very high fire hazard zone.

        A.    Chapter 7A of the California Building Code is amended by the addition of the following:

 

Building Standards. Building and structures hereafter constructed, or relocated into very high fire hazard severity zones shall, in addition to the requirements of the Los Angeles County Building Code and any other local ordinances, meet the following construction requirements.

        1.     Roofs. All new structures, and every existing structure where twenty-five percent or more of the total area of the existing building is re-roofed within any one-year period within a very high fire hazard severity zone shall not be wood and have at least a Class A fire retardant roof.

        2.     Underfloor Areas (Attached Structure). When the attached structure is located and constructed so that the structure or any portion thereof projects over a descending slope surface, the area below the structure shall have all underfloor areas enclosed to within six inches (152 mm) of the ground, with exterior walls in accordance with Section 707A.2.

        3.     Walls. Detached accessory structures located less than fifty feet (15,240 mm) from a building containing habitable space shall have exterior walls constructed with materials approved for one-hour-rated fire-resistive construction, or constructed with noncombustible materials on the exterior side.

        4.     Underfloor Areas (Detached Structure). When the detached structure is located and constructed so that the structure or any portion thereof projects over a descending slope surface, the area below the structure shall have all underfloor areas enclosed to within six inches (152 mm) of the ground, with exterior walls in accordance with Section 707A.2.

(Ord. 1114 § 8, 2022; Ord. 1088 § 9, 2019; Ord. 1075 § 12, 2016; Ord. 1042 § 12, 2013; Ord. 1001 § 12, 2007; Ord. 930 § 1, 1999)