Handicap Crossing, Color
Nonvehicular signs may be used to alert road users in advance of locations where unexpected entries into the roadway or shared use of the roadway by pedestrians, animals, and other crossing activities might occur. Nonvehicular signs should be used only at locations where the crossing activity is unexpected or at locations not readily apparent.
GalleriesAdvisory and Warning Signs
Federal Highway Administration Manual on Uniform Traffic Control Devices for Streets and Highways, 2003 Edition (including 2004 and 2007 revisions) (Washington, DC: United States Department of Transportation, 2007)