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Marin County

California
Alexander Avenue Bridge   [Map · Street View]
Concrete arch bridge over Abandoned NWP Railroad on Alexander Avenue in Larkspur
Open to traffic
Built ca. 1926
Blackpoint Bridge   [Map]
Lost Baltimore through truss bridge over Petaluma Creek on CA 37
Replaced by a new bridge
Built 1917; Replaced 1958
Bunker Road Bridge   [Map · Street View]
Through arch bridge over Bunker Road on Alexander Avenue
Open to traffic
Built 1938
Bunker Road Tunnel   [Map · Street View]
Tunnel under Under Marin Headlands on Bunker Road
Open to traffic
Center Blvd. Bridge   [Map · Street View]
Concrete arch bridge over San Anselmo Creek on Center Blvd. in San Anselmo
Open to traffic
Built 1935
Corinthian Inlet Drawbridge   [Map · Street View]
Lost Bridge over Corinthian Inlet on Foot Walkway
No longer exists
Built 1888 for pedestrian traffic but is removed
Corte Madera Creek Bridge   [Map]
Lost Deck girder bridge over Corte Madera Creek on CA Highway 101 Redwood Highway
Replaced by a new bridge
Built 1930; Replaced 1960
Creek Road-San Anselmo Creek Bridge   [Map · Street View]
Concrete tee beam bridge over San Anselmo Creek on Creek Road
Open to traffic
Built 1929
Cross Marin Trail Bridge   [Map · Street View]
Concrete stringer bridge over Sir Francis Drake Blvd on Cross Marin Trail
Open to pedestrians
Bridge on old railroad route
Fairfax Creek Bridge   [Map · Street View]
Concrete arch bridge over Fairfax Creek on Marin Drive in Fairfax
Open to traffic
Built 1930
Golden Gate Bridge   [Map · Street View]
Suspension bridge over San Francisco Bay on US 101 at San Francisco
Open to traffic
Built 1937
Highway 37 Bridge   [Map]
Lost Stringer bridge over Navota Creek on Higway 37
No longer exists
Replaced in 1918
Irwin Creek Bridge   [Map]
Concrete arch bridge over Irwin Creek on US 101 in San Rafael
Open to traffic
Built 1895; rehabilitated 1987
Lagunitas Creek Bridge   [Map · Street View]
Pony truss bridge over Lagunitas Creek on CA 1 in Point Reyes Station
Open to traffic
Built 1929
Lagunitas Creek Bridge   [Map · Street View]
Concrete tee beam bridge over Lagunitas Creek on Sir Francis Drake Blvd
Open to traffic
Built 1929
Mill Crossing Bridge   [Map · Street View]
Deck truss bridge over Lagunitas Creek on Mill Crossing
Open to traffic
Built 1947
Nicasio Creek Bridge   [Map · Street View]
Concrete tee beam bridge over Nicasio Creek on Pt Reyes Petaluma Road
Open to traffic
Built 1937
Nicasio Valley Road Bridge   [Map · Street View]
Concrete tee beam bridge over Arroyo Nicasio on Nicasio Valley Road
Open to traffic
Built 1928
Norwood Avenue Bridge   [Map · Street View]
Concrete arch bridge over Ross Creek on Norwood Avenue in Ross
Open to traffic
Built 1908
NWP - Bellum Boulevard Overpass   [Map · Street View]
Wooden bridge of NWP Railroad over Bellum Blvd. in San Rafael
Bridge is abandoned on RR right of way
Built 1930
NWP - Black Point Bridge   [Map · Street View]
Warren through truss bridge over Petaluma River on Northwestern Pacific Railroad
Open to low emission locomotives and cars carrying animal feed and lumber up north four to five times a week.
Built 1911;
NWP - Black Point Bridge (Old)   [Map]
Parker through truss bridge over Petaluma River on Northwestern Pacific RR
No longer exists
Built in 1891; Replaced 1911
NWP - Corte Madera Drawbridge   [Map · Street View]
Bascule bridge over Corte Madera Creek on abandoned Northwestern and Pacific Railroad in Corte Madera
Closed to all traffic
Built 1930; Section over Sir Francis Drake Boulevard removed in 2003
NWP - Gallinas Creek Bridge   [Map]
Pony plate girder hinged lift bridge over Gallinas Creek on Northwestern Pacific Railroad
Replaced by a new bridge
Built 1917; Machinery removed 1947; Bridge replaced 2014
NWP - Keys Creek Bridge   [Map · Street View]
Pratt through truss bridge over Key's Creek on Northwestern Pacific Railroad
Removed
Removed ca. 1907
NWP - Novato Creek Bridge   [Map]
Bridge over Novato Creek on Northwestern Pacific RR
No longer exists
Built 1917
Originial Lagunitas Road Bridge   [Map · Street View]
Lagunitas Road Bridge over Corte Madera Creek in Ross, California.
Replaced by a new bridge
Built in 1909; Replaced in 2010
Platform Bridge   [Map · Street View]
Concrete pony arch bridge over Lagunitas Creek on Sir Francis Drake Bikeway
Open to traffic
Point Bonita Lighthouse Bridge   [Map]
Wire suspension bridge on Walking Path
Open to pedestrians
Built 1954 to cross eroded gap in access to Point Bonita Lighthouse
Pt Reyes Petaluma Road Bridge   [Map · Street View]
Deck arch bridge over San Antonio Creek on Pt Reyes Petaluma Road
Closed to all traffic
Built 1919
Redwood Bridge   [Map · Street View]
Lost Concrete pony/through girder bridge over Richardson Bay on Highway 101
Demolished
Built 1931
Richardson Bay Bridge   [Map]
Concrete stringer bridge over Richardson Bay on US 101
Open to traffic
Built 1957; rehabilitated 1973
S&NP - San Rafael Bay/Creek Bridge   [Map]
Lost Bridge over San Rafael Bay on San Francisco & Northern Pacific RR
No longer exists
Built in 1878
Shady Lane Bridge   [Map · Street View]
Concrete bridge over Ross Creek on Shady Lane in Ross
Open to traffic
Built 1930
Shafter Bridge   [Map · Street View]
Lost Open-spandrel arch bridge over Lagunitas Creek on Sir Francis Drake Blvd
Replaced by new bridge
Built 1924, Replaced 1982
Sir Francis Drake Bridge   [Map · Street View]
Concrete arch bridge over Devils Gulch on Sir Francis Drake Road
Open to traffic
Built 1920
Sir Francis Drake Bridge   [Map · Street View]
Concrete arch bridge over Corte Madera Creek on Sir Francis Drake Road in Ross
Open to traffic
Built 1926
SMART - Cal Park Hill Tunnel   [Map]
Tunnel on Pedestrian Pathway/SMART
Open to pedestrians, commuter rail traffic planned
Built 1884, closed 1978 , opened to pedestrains 2010.
SMART - Puerto Suello Tunnel   [Map]
Tunnel on Sonoma-Marin Area Rail Transit
Open to traffic
Built 1879; Roof collapsed druing a fire 1961, rebuil 1967, Clo0sed in the 80s, Rehabilitated 2014-16
Southern Heights Blvd. Bridge   [Map · Street View]
Timber stringer bridge Southern Heights Blvd. in San Rafael
Open to traffic
Built ca. 1930; Concrete substructure portions replaced in 1958; Reinforced with concrete wall abutments in 1981.
Waldo Tunnel   [Map · Street View]
Tunnel on US HIGHWAY 101
Open to traffic
Built 1937, Second bore added, 1954
Winship Road Bridge   [Map · Street View]
Concrete arch bridge over Corte Madera Creek on Winship Road in Ross
Open to traffic
Built 1909