36 CFR Part 1192 Americans with Disabilities Act (ADA) Accessibility Guidelines for Transportation Vehicles (2016 Non-Rail Vehicle Guidelines)

T704.3.2 Automated Route Identification Announcements.

Automated route identification systems shall audibly and visibly identify the fixed route on which the non-rail vehicle is operating. Audible route identification announcements shall be broadcast externally at boarding and alighting areas using synthesized, recorded or digitized speech. Signs displaying route identification information shall be provided on the front and boarding sides of non-rail vehicles. Signs shall comply with T702.