APS/ SF
Accessible Pedestrain Signals 
in San Francisco
June, 2010
Accessible
Pedestrian Signals are at intersections that have "Walk/ Don't Walk"
signs for pedestrians.
They add audible
information for pedestrians who are blind or have low vision.
This study
includes many APS sites from the foot of Market Street at the Ferry
building to City Hall on Van Ness Avenue.
Use the map
controls in the upper left to zoom in or out, and move around.
Click on a map icon,
below, get see details at each
location.
The exact
sidewalk location of each APS unit is immediately below the bottom of
the icon.
Marker
Colors:
Yellow. 
Functioning.
Blue.    
At
least one key feature not practically usable.
Red.     
Not
working at all (!), or multiple features not working.
Viewing the data in three dimensions
with GoogleEarth:
You can view this in three dimensions if you have GoogleEarth installed
on your computer.
Click here to start around City Hall,
(or right-click to save the KML file to your
computer).
[ "Click
here to start around the Ferry Plaza"  -- not yet functioning ]
List of all SF APS's
from San Francisco Metro Transit Agency/ Department of Parking and
Traffic  (SFMTA/DPT).
The full study is here:
web page
xx pp. Docx file
PDF.
"Effectiveness
of
Implementation
of Accessible Pedestrian Signals in San Francisco,
May, 2010."
Email comments
to:  mail *at* accesssf.info.