San Mateo County

Bayshore Blvd. Bridge   [Map · Street View]
Concrete arch bridge over abandoned Union Pacific Railroad spur on Bayshore Blvd. in Brisbane
Open to traffic
Built 1928; rehabilitated 1951
Burleigh Murray Ranch State Park Bridge   [Map]
Stone arch bridge over Mills Creek
Abandoned in place, completely overgrown with brush
Built 1894, replacing a washed-out bridge of the same type
Caltrain - CA1 Overpass   [Map · Street View]
1931 Pony plate girder with decorative abutments
Open to traffic
Built 1931 Pony plate girder-Original decorative concrete abutments
Caltrain - East Poplar Ave Overpass   [Map · Street View]
Girder bridge over East Poplar Ave on Caltrain & Union Pacific Railroad
Open to traffic
Built 1903
Caltrain - San Francisquito Creek Bridge   [Map · Street View]
Through truss bridge over San Francisquito Creek on Caltrain
Open to traffic
Built 1902
Caltrain - Santa Inez Ave Overpass   [Map · Street View]
Girder bridge over Santa Inez Ave on Caltrain & Union Pacific Railroad
Open to traffic
Built 1903
Caltrain - Tilton Ave Overpass   [Map · Street View]
Girder bridge over Tilton Avenue on Caltrain & Union Pacific Railroad
Open to traffic
Built 1903
Crystal Springs Road Bridge   [Map · Street View]
Concrete arch bridge over San Mateo Creek on Crystal Springs Road in Hillsborough
Open to traffic
Built 1904
Crystal Springs Road Bridge   [Map]
Concrete arch bridge over San Mateo Creek on Crystal Springs Road in Hillsborough
Open to traffic
Built 1904
Crystal Springs Road Bridge   [Map · Street View]
Concrete arch bridge over San Mateo Creek on Crystal Springs Road in San Mateo
Open to traffic
Built 1901
Delaware Street Bridge   [Map · Street View]
Concrete arch bridge over San Mateo Creek on Delaware Street in San Mateo
Open to traffic
Built 2000
Devil's Slide Bridge   [Map]
Concrete deck girder bridge over Shamrock Ranch on Hwy 1
Open to traffic
Built 2013
Devil's Slide Tunnel   [Map · Street View]
Tunnel under Devil's Slide promontory on Hwy 1
Open to traffic
Built 2013
Dumbarton Crossing Pipeline Bridge   [Map]
Pratt through truss bridge across a portion of San Francisco Bay on Hetch Hetchy Water Project
Open to maintenance personel only
Built 1925
Dumbarton Toll Bridge   [Map · Street View]
Lost Pratt through truss bridge over San Francisco Bay on Route 84
Demolished
Built 1927, Replaced 1982
Half Moon Bay Coastal Trail - Arroyo de En Medio Bridge   [Map · Street View]
Closed-spandrel arch bridge over Arroyo de En Medio on Half Moon Bay Coastal Trail
Open to pedestrians only
Concrete stone arch on coastal trail overlayed with pre-fab steel bridge
Kings Mountain Road Bridge   [Map · Street View]
Concrete arch bridge over West Union Creek on Kings Mountain Road in Woodside
Open to traffic
Built 1905
Mountain Home Road Bridge   [Map · Street View]
Concrete arch bridge over Bear Creek on Mountain Home Road in Woodside
Open to traffic
Built 1900
Pilarcitos Creek Bridge   [Map · Street View]
Concrete arch bridge over Pilarcitos Creek on Main Street in Half Moon Bay
Open to traffic
Built 1900
Pilarcitos Creek River Bridge   [Map]
Concrete arch bridge over Pilarcitos Creek on Pilarcitos Creek R
Open to traffic
Built 1910
Railroad Avenue Bridge   [Map · Street View]
Concrete arch bridge over San Mateo Creek on Railroad Avenue in San Mateo
Open to traffic
Built 1902
Ryder Park Bridge   [Map · Street View]
Eyebar suspension bridge over San Mateo Creek on San Francisco Bay Trail
Open to pedestrians
San Francisco Bay Toll-Bridge   [Map]
Lost Through truss bridge over San Francisco Bay on CA Route 92 San Mateo Toll Road
Replaced by a new bridge
Built 1929; Replaced 1968; West Lift tower and two remaining spans were demolished in 1984
San Francisquito Creek Bridge   [Map · Street View]
Concrete arch bridge over San Francisquito Creek on CA 82 in Palo Alto
Open to traffic
Built 1913; rehabilitated 1955
San Mateo Creek Bridge   [Map]
Concrete arch bridge over San Mateo Creek on CA 82 in San Mateo
Open to traffic
Built 1935
San Mateo Drive Bridge   [Map]
Concrete arch bridge over San Mateo Creek on San Mateo Drive in San Mateo
Open to traffic
Built 1908; rehabilitated 1930
SP - Dumbarton Bridge   [Map · Street View]
Abandoned baltimore through truss bridge over San Francisco Bay on Caltrain
Abandoned
Built 1910, last used 1982.
SSF Centennial Trail - Cut Stone Bridge   [Map]
Stone culvert bridge over Runoff Channel on Centrnnial Trail (Former Southern Pacific Railroad)
Open to pedestrians
Built 1863
Stafford Street Bridge   [Map · Street View]
Concrete arch bridge over Cordilleras Creek on Stafford Street in Redwood City
Open to traffic
Built 1903
University Avenue Bridge   [Map · Street View]
1925 Tee Beam
Open to traffic
built 1925-Reconstructed 1958
West Union Creek Bridge   [Map · Street View]
Concrete arch bridge over West Union Creek on CA 84 in Woodside
Open to traffic
Built 1903