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Marin County

Alexander Avenue Bridge [Map · Street View]
Concrete arch bridge over Abandoned NWP Railroad on Alexander Avenue in Larkspur
Open to traffic
Built ca. 1926

Baker-Barry Tunnel [Map · Street View]
Tunnel under Under Marin Headlands on Bunker Road
Open to traffic
Built in 1918, rebuilt 1925, widened in 1937, closed 1989, rebuilt in 1995

Black Point Bridge (1917) [Map]
Lost Baltimore through truss bridge over Petaluma River 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

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
Buil 1980

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 Novato Creek on CA Highway 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]
Concrete tee beam bridge over Lagunitas Creek on Sir Francis Drake Blvd
Open to traffic
Built 1929

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 Road Bridge (1909) [Map · Street View]
Lagunitas Road Bridge over Corte Madera Creek in Ross, California.
Replaced by a new bridge
Built in 1909; Replaced in 2010

Main Gate Road Bridge [Map · Street View]
Steel stringer bridge over SMART Railroad on Main Gate Road
Open to traffic
Built 1930; rehabilitated 1995

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

NPC - Keyes Estuary Howe Truss [Map]
Lost Howe through truss bridge over Keys Estuary on North Pacific Coast Railroad
Removed but not replaced
Built 1874; Replaced 1907

NWP - Alto Tunnel [Map]
Abandoned tunnel on Northwestern Pacific Railroad
Partially collapsed
Built 1884, closed 1971

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 (1891) [Map]
Parker through truss bridge over Petaluma River on Northwestern Pacific RR
No longer exists
Built in 1891; Replaced 1911

NWP - Black Point Bridge (1911) [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 - Bohemia Grove Bridge [Map]
Lost Pennsylvania through truss bridge over Russian River on Northwestern Pacific Railroad
Destroyed by flooding
Lost 1907

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 - Keyes Estuary Phoenix Bridge [Map · Street View]
Pratt through truss bridge over Key's Creek on Northwestern Pacific Railroad
Removed
Built 1880 elsewhere; Relocated here 1906/7; Removed 1931 and relocated again

NWP - Lagunitas Creek Howe Bridge [Map]
Lost Howe through truss bridge over Lagunitas Creek & Road on Northwestern Pacific Railroad
Replaced by a new bridge
Built 1875; Replaced 1930

NWP - Lagunitas Creek Phoenix Bridge [Map]
Lost Pratt through truss bridge over Lagunitas Creek & Road on Northwestern Pacific Railroad
Replaced by a new bridge
Relocated here 1930 after being relocated to the Keyes Estuary in 1906/7 from Texas; Plausibly removed 1933

NWP - Novato Creek Bridge [Map]
Bridge over Novato Creek on Northwestern Pacific RR
No longer exists
Built 1917

Platform Bridge [Map · Street View]
Concrete pony arch bridge over Lagunitas Creek on Sir Francis Drake Bikeway
Open to pedestrians only

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; in 2012 replaced with similar bridge

Pt Reyes Petaluma Road Bridge [Map · Street View]
Deck arch bridge over San Antonio Creek on abandoned alignment of 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

Ross Creek Bridge [Map · Street View]
Slab bridge over Ross Creek on Glenwood Avenue
Open to traffic
Built 1930

SF&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 (1924) [Map · Street View]
Lost Open-spandrel arch bridge over Lagunitas Creek on Sir Francis Drake Blvd
Replaced by new bridge
Built 1924, Replaced 1982

Shafter Bridge (Pre 1924) [Map]
Lost Pratt through truss bridge over Lagunitas Creek on Olema-to-San Rafael Stage Road
Replaced by a new bridge
Built ?; Replaced 1924

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

Sir Francis Drake Bridge [Map · Street View]
Concrete arch bridge over Devils Gulch on Sir Francis Drake Road
Open to traffic
Built 1920

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 during a fire 1961, rebuilt 1967, Closed in the 80s, Rehabilitated 2014-16

South San Antonio Creek Bridge [Map · Street View]
Girder bridge over South San Antonio Creek on San Antonio Road
Open to traffic
Built 1917

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 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