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Image results for “regulation”
Bay Area Ridge Trail crosses an intersection in the Presidio, San Francisco
Bay Area Ridge Trail crosses an intersection in the Presidio, San Francisco
Bay Area Ridge Trail crosses an intersection in the Presidio, San Francisco
Typical road crossing on Cherry Creek State Park trail system; Denver, Colorado
Typical road crossing on Cherry Creek State Park trail system; Denver, Colorado
Typical road crossing on Cherry Creek State Park trail system; Denver, Colorado
Sign for Thompson Trail Project, a railtrail in Anacortes, Washington
Sign for Thompson Trail Project, a railtrail in Anacortes, Washington
Sign for Thompson Trail Project, a railtrail in Anacortes, Washington
Sign on the Rubicon Trail at D.L. Bliss State Park
Sign on the Rubicon Trail at D.L. Bliss State Park
Sign on the Rubicon Trail at D.L. Bliss State Park
Patterned after the highway yield sign, the standard trail users yield sign; Phoenix, Arizona
Patterned after the highway yield sign, the standard trail users yield sign; Phoenix, Arizona
Patterned after the highway yield sign, the standard trail users yield sign; Phoenix, Arizona
Sign directing users to either Cherry Creek Trail or trail to Hampden Heights Park in Denver, Colorado
Sign directing users to either Cherry Creek Trail or trail to Hampden Heights Park in Denver, Colorado
Sign directing users to either Cherry Creek Trail or trail to Hampden Heights Park in Denver, Colorado
Blaze-style plastic sign nailed to Aspen tree on the Superior Hiking Trail near Duluth, Wisconsin
Blaze-style plastic sign nailed to Aspen tree on the Superior Hiking Trail near Duluth, Wisconsin
Blaze-style plastic sign nailed to Aspen tree on the Superior Hiking Trail near Duluth, Wisconsin
Sign directing both bikers and walkers along Highline Trail; Aurora, Colorado
Sign directing both bikers and walkers along Highline Trail; Aurora, Colorado
Sign directing both bikers and walkers along Highline Trail; Aurora, Colorado
Horseback riders share a tunnel under a roadway with bikers and walkers; Highline Canal Trail, Greenwood Village, Colorado
Horseback riders share a tunnel under a roadway with bikers and walkers; Highline Canal Trail, Greenwood Village, Colorado
Horseback riders share a tunnel under a roadway with bikers and walkers; Highline Canal Trail, Greenwood Village, Colorado
Bicycles yield to pedestrian sign at road crossing, Highline Canal Trail through Bible Park; Denver, Colorado
Bicycles yield to pedestrian sign at road crossing, Highline Canal Trail through Bible Park; Denver, Colorado
Bicycles yield to pedestrian sign at road crossing, Highline Canal Trail through Bible Park; Denver, Colorado
Driver's eye view of trail crossing road; Cherry Creek Reservoir Trail, Denver, Colorado
Driver's eye view of trail crossing road; Cherry Creek Reservoir Trail, Denver, Colorado
Driver's eye view of trail crossing road; Cherry Creek Reservoir Trail, Denver, Colorado
Bold patterns in concrete emphasize road crossing of boardwalk trail, Newport Beach, California
Bold patterns in concrete emphasize road crossing of boardwalk trail, Newport Beach, California
Bold patterns in concrete emphasize road crossing of boardwalk trail, Newport Beach, California