This section describes Accessible Pedestrian Signal features other than the WALK indication. It reviews features currently available. APS technology is changing rapidly and new features are being introduced.
APS technology is changing rapidly and additional choices or features may become available. Those making purchasing decisions should consider the background information provided here which will be helpful in evaluating new technology.
The sections under "Choosing and Installing APS," provide more information on evaluating features for use at a particular location.
Pushbutton Information message
Automatic volume adjustment
Braille and raised print information
Extended button press
Passive pedestrian detection
Clearance interval tones
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This site was developed under the sponsorship of the National Cooperative Highway Research Program.