R205 — Detectable Warning Surfaces
R205.1 General. Detectable warning surfaces shall be provided in accordance with R205. R205.2 Curb Ramps and Blended Transitions. Curb ramps shall have detectable warning surfaces complying with R205.2.1. Blended transitions shall have detectable warning surfaces complying with R205.2.2. Exception: Detectable warning surfaces are not required on curb ramps and blended transitions used exclusively to connect passenger loading zones, accessible parallel on-street parking spaces, and access aisles for perpendicular and angled parking spaces to pedestrian access routes. R205.2.1 Curb Ramps. Curb ramps located at crosswalks shall have detectable warning surfaces complying with R305.1 and either R305.2.1 or R305.2.2. R205.2.2 Blended Transitions. Blended transitions located at crosswalks shall have detectable warning surfaces complying with R305.1 and R305.2.3. R205.3 Pedestrian Refuge Islands. Cut-through pedestrian refuge islands shall have detectable warning surfaces complying with R305.1 and R305.2.4. R205.4 Pedestrian At-Grade Rail Crossings. Pedestrian at-grade rail crossings not located within a street shall have detectable warning surfaces complying with R305.1 and R305.2.5. Pedestrian at-grade rail crossings located within a street at a crosswalk shall not have detectable warning surfaces adjacent to the railway. R205.5 Boarding Platforms. Boarding platforms at transit stops that are not protected by screens or guards along the sides of the boarding and alighting areas facing the transit vehicles shall have detectable warning surfaces complying with R305.1 and R305.2.6. R205.6 Sidewalk and Street-Level Rail Boarding and Alighting Areas. Boarding and alighting areas at sidewalk or street-level transit stops for rail vehicles that are not protected by screens or guards along the side of the boarding and alighting areas facing the rail vehicles shall have detectable warning surfaces complying with R305.1 and R305.2.7. R205.7 Driveways. Pedestrian circulation paths at driveways controlled with yield or stop control devices or traffic signals shall have detectable warning surfaces complying with R305.2.8.