There are 2,710 bridges in this category · Only showing 1,888 bridges with photos
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California

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Little Cholame Creek Bridge (Monterey County, California)
Built 1915
Pratt through truss bridge over Little Cholame Creek on Parkfield/Clng Road
Open to traffic

Little Potato Slough Bridge (1927) (San Joaquin County, California)
Built in 1927; Replaced in 1991
Lost Through truss bridge over Little Potato Slough on Route 12
Replaced by a new bridge

Little Potato Slough Bridge (1991) (San Joaquin County, California)
Built 1991
Swing bridge over Little Potato Slough on CA 12 in Terminous
Open to traffic

Little River Bridge (Mendocino County, California)
Built 1955
Slab bridge over Little River on CA-1
Open to traffic

Live Oak Canyon Road Bridge (San Bernardino County, California)
Built 1970
Warren Deck truss bridge over Live Oak Creek on Live Oak Cyn Road in Redlands
Open to traffic

Llagas Creek Bridge (Santa Clara County, California)
Built 1911, rehabilitated 1932, Replaced 1987
Lost Bridge over Llagas Creek on Gilman Road
Replaced by new bridge

Lodge Pole Bridge (Tulare County, California)
Built 1930
Concrete arch bridge over Marble Fork Kaweah River on Generals Highway
Open to traffic

Lodi Lane Bridge (Napa County, California)
Built 1930
Pony truss bridge over Napa River on Lodi Lane in Deer Park
Open to traffic

Lone Tree Road Bridge (Shasta County, California)
Built 1950, Replaced 2006
Pony truss bridge over Lonetree Creek on Lone Tree Road
Replaced by a concrete slab bridge in 2006

Long Beach Boulevard Bridge (Los Angeles County, California)
Built 1946
Concrete tee beam bridge over Los Angeles River on Long Beach Blvd
Open to traffic

Long Bridge (Sutter County, California)
Closed and bypassed in 1938.
Concrete tee beam bridge over Sutter Bypass on Long Bridge Road
Intact but closed to all traffic

Longden Drive Bridge (Los Angeles County, California)
Built 1962
Concrete arch bridge over Rubio Wash on Longden Drive in San Marino
Open to traffic

Lorain Road Bridge (Los Angeles County, California)
Built 1938
Concrete tee beam bridge over Rubio Wash on Lorain Road in San Marino
Open to traffic

Los Angeles Cable Railway Viaduct (Los Angeles County, California)
Built 1889; Demolished 1910
Lost Deck truss bridge over Los Angeles River & Southern Pacific Yard on Los Angeles Cable Railway
Removed but not replaced

Los Angeles River Footbridge (Los Angeles County, California)
Warren through truss pedestrian Bridge over Los Angeles River near Colfax Blvd
Open to Pedistrians

Los Angeles River Pedestrian Bridge (Los Angeles County, California)
Built 1929
Steel Warren arch pedestrian bridge over Los Angeles River near Glendale Blvd. in Los Angeles
Open to Pedistrians

Los Feliz Boulevard Bridge (Los Angeles County, California)
Current Concrete Built 1925 Replacing Older Wooden Bridge
Concrete tee beam bridge over Los Angeles River on Los Feliz Blvd in Los Angeles
Open to traffic

Los Gatos Creek Bridge (Santa Clara County, California)
Replaced 1952
Bridge over Los Gatos Creek on Alma Bridge Road
Replaced by a new bridge

Los Osos Valley Road Bridge (San Luis Obispo County, California)
Built 1961; rehabilitated 1986
Beam bridge over US 101 on Los Osos Valley Road
Open to traffic

Los Penasouitos Creek Bridge (San Diego County, California)
Built 1928
Concrete tee beam bridge over Los Penasouitos Creek on Old Pomerado Road
Open to traffic

Los Verjeles Road Bridge (Yuba County, California)
Built 1940
Concrete arch bridge over South Honcut Creek on Los Verjeles Road in Loma Rica
Open to traffic

Lotus Bridge (El Dorado County, California)
Built 1951
Deck plate girder bridge over South Fork American River on CA SR 49 (Coloma Road)
Open to traffic

Lotus Road Bridge (El Dorado County, California)
Built ca. 1920
Slab bridge over Weber Creek on Lotus Road
Intact but closed to all traffic

Louie Road Bridge (Siskiyou County, California)
Built 1935
Through truss bridge over Shasta River (Louie Br) on Louie Road
Open to traffic

Lower Azusa Road San Gabriel River Bridge (Los Angeles County, California)
Built 1960; rehabilitated 1975
Slab bridge over San Gabriel River on Lower Azusa Road
Open to traffic

Lower Gas Point Road Bridge (Shasta County, California)
Built 1920
Through truss bridge over North Fork Cottonwood Creek on Lower Gas Point Road
Open to traffic

Lowrey Road Bridge (Tehama County, California)
Built 1942
Warren Pony truss bridge over North Fork Elder Creek on Lowrey Road
Open to traffic

Lowrey Road Bridge (Tehama County, California)
Built 1942
Warren Pony truss bridge over South Fork Elder Creek on Lowrey Road
Open to traffic

Lowrey Road Bridge (Tehama County, California)
Built 1942
Warren Pony truss bridge over Middle Fork Elder Creek on Lowrey Road
Open to traffic

Lumpkin-Laporte Road Bridge (Butte County, California)
Built 1930
Pony truss bridge over Fall River on Lumpkin-Laporte Road
Replaced by a new bridge

Lumsden Bridge (Tuolumne County, California)
Warren pony truss with all verticals bridge over S. Fork Toulumne River on Lumsden Rd
Open to traffic

Lusardi Creek Bridge (San Diego County, California)
Built 1941. The dirt portion of Black Mountain Road was closed to vehicular traffic around 2004 and is now a popular walking and biking trail
Timber stringer bridge over Lusardi Creek on Black Mountain Road
Open to pedestrians only

M Street Bridge (1911) (Sacramento County, California)
Built 1911, Replaced 1934
Lost through truss swing bridge over Sacramento River on M Street
Replaced by a new bridge

M Street Bridge (1934) (Sacramento County, California)
Built 1934 as temporary shoofly for Tower Bridge construction
Lost Pennsylvania through truss bridge over Sacramento River on M Street
Replaced by a new bridge

Maacama Creek Bridge (Sonoma County, California)
Built 1931, rehabilitated, unknown year
Concrete arched beam bridge over Maacama Creek on State Route 128
Replaced by a new bridge

MacArthur Bridge (Los Angeles County, California)
Closed-spandrel arch bridge over a path in MacArthur Park on Wilshire Boulevard
Open to traffic

MacKerricher Log Bridge (Mendocino County, California)
Built in 1916 as logging railroad, converted in 1949 to log truck road, closed to commercial traffic in 1970's.
Timber stringer bridge over MacKerricher State Park Road on abandoned section of Mackerricher State Park Rd
Open to pedestrians

Macy Street Bridge (1904) (Los Angeles County, California)
Built 1904; Replaced 1926
Lost Howe through truss bridge over Los Angeles River on Macy Street
Replaced by a new bridge

Mad River Bridge (Humboldt County, California)
Built 1929; rehabilitated 1959; Replaced & demolished 2011
Lost Warren through truss bridge over Mad River on US 101 in McKinleyville


Main Street Bridge (Calaveras County, California)
Built 1909
Concrete arch bridge over Angels Creek on Main Street in Murphys
Open to traffic

Main Street Bridge (Napa County, California)
Built 1860; rehabilitated 1985
Stone arch bridge over Napa Creek on Main Street in Napa
Open to traffic

Main Street Bridge (San Joaquin County, California)
Built 1903; Replaced 1927
Lost Through truss bridge over Mormon Slough on Main Street w Southern Pacific RR
Replaced by a new bridge

Main Street Bridge (Calaveras County, California)
Built 1915
Concrete tee beam bridge over Branch of Coyote Creek on Main Street in Vallecito
Open to traffic

Main Street Bridge (Santa Clara County, California)
Built 1906
Lost Closed-spandrel arch bridge over Los Gatos Creek on Main Street
Replaced by a new bridge

Main Street Bridge (Old) (Santa Clara County, California)
Lost Deck arch-truss bridge over Los Gatos Creek on Main Street
Replaced by a new bridge

Main Street Overpass (Los Angeles County, California)
Built 1926
Concrete open spandrel arch bridge over ROUTE 1 on Main Street in Santa Monica
Open to traffic

Malibu Canyon Road Tunnel (Los Angeles County, California)
Tunnel under Hillside on Malibu Canyon Road
Open to traffic

Malpaso Creek Bridge (Monterey County, California)
Built 1935
Concrete arch bridge over Malpaso Creek on CA 1
Open to traffic

Manthey Road Bridge (San Joaquin County, California)
Built 1926
Parker through truss bridge over San Joaquin River on Manthey Road in Lathrop
Open to traffic

Manton Road Bridge (Tehama County, California)
Built 1935
Pratt Pony truss bridge over Digger Creek on Manton Road in Manton
Open to traffic

Maple Creek Bridge (Humboldt County, California)
Built 1929
Concrete arch bridge over Maple Creek on Butler Valley Road
Open to traffic

Maple Creek Road Bridge (Humboldt County, California)
Built 1923
Concrete arch bridge over Boulder Creek on Maple Creek Road
Open to traffic

Marble Hot Springs Road Bridge (Plumas County, California)
Built 1908
Through truss bridge over Little Last Chance Creek on Marble Hot Springs Rd
Open to traffic

Mare Island Bridge (1919) (Solano County, California)
Built 1919; Replaced 1935
Lost Bridge over Napa River on Road
Replaced by a new bridge

Mare Island Bridge (1935) (Solano County, California)
Built 1935; replaced 1980
Lost Deck plate girder bridge over Mare Island Strait on Mare Island Shipyard RD w RR
Replaced by a new bridge

Mare Island Bridge (1980) (Solano County, California)
Built 1980
Bridge over Napa River on G Street
Open to traffic

Marengo-Soto Street Viaduct (Los Angeles County, California)
Built 1936; Replaced 1972
Beam bridge over I10,Conn,Rmp,Buswy,Metro on Soto-Marengo Street in Los Angeles
Open to traffic

Mariposa Equestrian Suspension Bridge (Los Angeles County, California)
Built 1939
Wire suspension bridge over Los Angeles River on Equestrian Pathway
Open to pedestrians only

Marsh Street Bridge (San Luis Obispo County, California)
Built 1909
Concrete tee beam bridge over San Luis Obispo Creek on Marsh Street
Open to traffic

Marsh Street Bridge (San Luis Obispo County, California)
Built 1948
Steel stringer bridge over San Luis Obispo Creek on Marsh Street
Open to traffic

Martins Ferry Bridge (Humboldt County, California)
Built 1959; rehabilitated 1965, emergency repairs 2008.
Deck truss bridge over Klamath River on Bald Hills Road
Open to traffic

Matilija Road Bridge (Ventura County, California)
Built 1940
Concrete arch bridge over North Fork Matilija Creek on South Matilija Road
Open to traffic

Mattole Road Bridge (Humboldt County, California)
Built 1958
Deck truss bridge over Mattole River on Mattole Road
Open to traffic

Mattole Road Bridge (Humboldt County, California)
Built 1935
Concrete arch bridge over Mattole River on Mattole Road
Open to traffic

Mawson Bridge (Sutter County, California)
Built 1909; Concrete trestle built 1919-1920
Abandoned bridge over Butte Slough on Pass Rd
Derelict/abandoned

Maxwell Creek Bridge (Napa County, California)
Stone arch, unknown date, rehabilitated, widened, unknown date
Stone arch bridge over Maxwell Creek on Chiles Valley Road
Open to traffic

Maybert Road Bridge (Nevada County, California)
Built 1895; replaced 2017
Pratt Pony truss bridge over Canyon Creek on Maybert Road
In process of being relocated to Nevada City for pedestrians.

Mazourka Canyon Road Bridge (Inyo County, California)
Built 1919; rehabilitated 1947
Steel stringer bridge over Los Angeles Aqueduct on Mazourka Canyon Road
Open to traffic

McCann Ferry (Humboldt County, California)
Ferry operates every winter crossing Eel River
Ferry across Eel River, Middle Fork on McCann Road
Open to traffic

McCann Road Bridge (Humboldt County, California)
Built 1965; replacement scheduled for completion 2025
Slab bridge over Eel River on McCann Road
Open to traffic

McCarty Creek Road Bridge (Tehama County, California)
Built ca. 1890, may have been relocated here in 1937
Pin-connected Pratt Through truss bridge over McCarty Creek on McCarty Creek Road
Open to traffic

McCloud Bridge (Shasta County, California)
Tee beam bridge over McCloud River on Fenders Ferry Road
Open to traffic

McClure Tunnel (Los Angeles County, California)
Built 1935
Tunnel on I-10 in Santa Monica
Open to traffic

McCourtney Road Bridge (Placer County, California)
Built ca. 1930, replaced 1998 - 2000
Lost Pony truss bridge over Doty Creek on McCourtney Road
Demolished and replaced

McCoy Creek Bridge (Mendocino County, California)
Built 1935; rehabilitated 1957
Timber stringer bridge over Mc Coy Creek on State Route 271
Open to traffic

McCune Creek Bridge (Solano County, California)
Built 1911; rehabilitated 1951, abandoned unknown year with road re-alignement
Abandoned Concrete box bridge over McCune Creek on old Winters Road
Close to traffic

McKinney Creek Bridge (Placer County, California)
Built 1950
Timber stringer bridge over McKinney Creek on McKinney Creek Road in Homewood
Open to traffic

McNally's footbridge (Tulare County, California)
Wire suspension bridge over Kern River on pedestrian trail
Open to pedestrians only

MCR - Lake Britton Bridge (Shasta County, California)
Built 1955
Deck plate girder bridge over Lake Britton on McCloud River Railroad
Closed to traffic

Meadowbrook Park Bridge (San Bernardino County, California)
Double-intersection Warren pony truss bridge over Park Creek on Pedestrian Walkway
Intact but closed to all traffic after damage by fire.

Mears Creek Bridge (Shasta County, California)
Built 1929
Concrete tee beam bridge over Mears Creek on Mears Ridge Road (Old U.S. 99)
Open to traffic

Melita Road Bridge (Sonoma County, California)
Built 1915
Closed spandrel Concrete arch bridge over Santa Rosa Creek on Melita Road in Santa Rosa
Open to traffic

Meridian Bridge (1914) (Sutter County, California)
Built 1914; Replaced 1977
Lost Pratt through truss bridge over Sacramento River on CA 20 & Sacramento Northern Railway
Replaced by a new bridge

Meridian Bridge (1977) (Sutter County, California)
Built 1977
Cable-stayed swing bridge over Sacramento River on CA 20 at Meridian
Open to traffic

MET - Dry Creek Bridge (Stanislaus County, California)
Deck plate girder bridge over Dry Creek on Modesto and Empire Traction Co. (MET)
Open to traffic

Michigan Bar Road Bridge (Sacramento County, California)
Built 1947
Deck truss bridge over Cosumnes River on Michigan Bar Road in Rancho Murieta
Open to traffic

Middle Bar Bridge (Calaveras County, California)
Built 1912
Pratt through truss bridge over Mokelumne River on Middle Bar Road
Open to traffic

Middle Fork Smith River Bridge (Del Norte County, California)
Built 1925; rehabilitated 1972
Concrete arch bridge over Middle Fork Smith River on US 199
Open to traffic

Middle Matilija Tunnel (Ventura County, California)
Built 1931
Middle Matilija Tunnel on State Route 33
Open to traffic

Middle River Bridge (San Joaquin County, California)
Built 1915; rehabilitated 1975
Howe Through truss bridge over Middle River on CA 4
Open to traffic

Middle Yuba River Bridge (Sierra County, California)
Lost Pratt pony truss bridge over Middle Yuba River on Unnamed Dirt Road
Collapsed

Mill Creek Bridge (Del Norte County, California)
Lost Through truss bridge over Mill Creek on Howland Hill Road
Replaced by a new bridge

Mill Crossing Bridge (Marin County, California)
Built 1947
Deck truss bridge over Lagunitas Creek on Mill Crossing
Open to traffic

Millard Creek Dam (Los Angeles County, California)
Build as part of a surface water diversion
Stone culvert bridge over MIllard Creek on North Arroyo Blvd.
Open to pedestrians

Miller-Sweeney Bridge (Alameda County, California)
Constructed 1974
Bascule over Oakland Estuary on Fruitvale Avenue
Open to traffic

Miner Slough Bridge (1847) (Solano County, California)
Built in 1947: remove and replaced 1966
Lost Bridge over Miner Slough on CA 84
No longer exists

Miner Slough Bridge (1933) (Solano County, California)
Built 1933; rehabilitated 1953
Swing bridge over Miner Slough on CA 84
Open to traffic

Mineral Road Bridge (1891) (San Bernardino County, California)
Lost Through truss bridge over Mojave River and ATSF RR on Mineral Road
Replaced by a new bridge

Mineral Road Bridge (1928) (San Bernardino County, California)
Built 1928
Steel through arch bridge over Mojave River on Mineral Road
Open to pedestrians only

Mission Boulevard Bridge (Older) (Riverside County, California)
Built ?; Partially destroyed in the Flood of 1916; Replaced 1923
Lost Pratt through truss bridge over Santa Ana River on Mission Boulevard
Destroyed by flooding