R306.3.2 Pedestrian Activated Signals....
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R306.3.2 Pedestrian Activated Signals
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Synthesis of Literature Relevant to Roundabout Signalization to Provide Pedestrian Access - Final Report
Prepared by: Vaughan W. Inman Science Applications International Corporation and Gregory W. Davis Federal Highway Administration, RD&T 6300 Georgetown...
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Pushbutton-integrated APS
(See Interfacing Accessible Pedestrian Signals with Traffic Signal Control Equipment.) ...
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Issue 8: Rest-in-WALK (quiet time ok)
Issue 8: Rest-in-WALK (quiet time ok) In some locations, the pedestrian signals ‘rest-in-WALK’ and it may not be desirable to have the WALK indication repeat constantly during the long...
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Issue 3: Which signal? Speech WALK messages necessary
Issue 3: Which signal?...
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Pushbutton locator tone
locator tone The pushbutton locator tone is a low-volume tick or tone that repeats constantly, at one-second intervals, during the flashing and steady DON’T WALK intervals to advise pedestrians...
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Issue 12: Audible beaconing
Research now shows that pedestrians are not able to use the signal for directional information.14 Even with today’s newer technologies, audible beaconing (or a too-loud signal volume)...
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Issue 1: APS volume
Modern pushbutton-integrated devices provide the signal right where it is needed -– at the departure curb –- so it needs to provide only a 2-5 dB gain over ambient noise to signal the pedestrian...
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Vibrotactile WALK indications
Vibrotactile WALK indications Vibrotactile indications are transmitted by a vibrating plate or arrow on the housing of the pedestrian pushbutton....
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Issue 15: Installation Errors Increase Risk
Eventually, the pedestrian and the DOT signal technicians arranged to meet at the site. Demonstrating the APS, the technician said: “See? The button ticks so you know it’s there....
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Audible WALK indications
When the pedestrian pushbutton is properly located close to the departure curb, a low-volume WALK signal will be adequate for usability....
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Issue 6: Pre-timed signals (an APS is more than a pushbutton)
Issue 6: Pre-timed signals (an APS is more than a pushbutton) Since pedestrians don’t need to use the pushbutton to get a WALK signal at pre-timed signals or where pedestrian signals...
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Issue 4: Wrong pole! …Wrong message!
This will allow pedestrians to push the button and then hear the APS at the crosswalk departure point....
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Issue 11: Good vibrations (vibrotactile indications)
The vibrotactile indication provides WALK signal information for pedestrians who are both visually and hearing impaired and also may be used by pedestrians who are visually impaired (with...
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Issue 7: Repair/replacement (put it back right!)
Issue 7: Repair/replacement (put it back right!) An APS that was knocked down in a crash was reinstalled by workers who did not know how the device was supposed to function. After...
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Issue 2: Location relative to the crosswalk
Pedestrians who are blind may stand beside the pushbutton while waiting to cross, particularly if they use the vibrotactile indication....
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R209 Accessible Pedestrian Signals and Pedestrian Pushbuttons
R209 Accessible Pedestrian Signals and Pedestrian Pushbuttons...
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Issue 14: Inspection of contractor’s work - Beware of field changes!
Figure 22: When two APS are mounted on an existing signal pole, one is poorly located....
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Issue 10: Braille (right side up?)
The typical sign includes print arrows and pedestrian symbols, often on both sides of the sign so that it can be flipped over to be installed on either side of the street....
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R209 Accessible Pedestrian Signals and Pedestrian Pushbuttons (Section-by-Section Analysis)
R209 Accessible Pedestrian Signals and Pedestrian Pushbuttons (Section-by-Section Analysis) An accessible pedestrian signal and pedestrian pushbutton is an integrated device that communicates...
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R307 Accessible Pedestrian Signals and Pedestrian Pushbuttons (See R209)
R307 Accessible Pedestrian Signals and Pedestrian Pushbuttons (See R209)...
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Significant alternatives which minimize any significant economic impacts on small entities
Accessible pedestrian signals and pedestrian pushbuttons required when pedestrian signals newly installed or replaced at signalized intersections (see R209)....
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Issue 13: Stub poles
A signal pull box was already in the sidewalk area near the new stub pole location, so concrete work was minimized. Stub poles are commonly used in some jurisdictions. ...
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Tactile arrow
Tactile arrow The tactile arrow on the device must be aligned with the direction of travel on the crosswalk and point toward the street crossing that the pushbutton controls and signals...