2022 California Standards for Accessible Design Guide (effective January 1, 2023)
11B-406.1 General.
Curb ramps, blended transitions and islands on accessible routes shall comply with Section 11B-406. Curb ramps may be perpendicular, parallel, or a combination of perpendicular and parallel.
[2010 ADA Standards] 406.1 General. Curb ramps on accessible routes shall comply with 406, 405.2 through 405.5, and 405.10.
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