Bicycle/Pedestrian Safety Toolbox: Accessible Pedestrian Signals
Source: San Francisco Bay Area Metropolitan Transportation Commission
Accessible pedestrian signals (ASPs) supplement pedestrian signal indications with audible and/or vibrotactile information. These treatments include directly audible or transmitted tones, speech messages, Talking Signs, and vibrating surfaces. They are intended make real-time pedestrian signal information accessible to pedestrians who are hearing or visual-impaired.
