Historic Bridges
of the United States
Sonoma County
California
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Alexander Valley Road Bridge
Pony truss bridge over Russian River on Alexander Valley Road
Open to traffic
Built 1949
Annapolis Road Bridge
Through truss bridge over Gualala River (Clark Xing) on Annapolis Road
Open to traffic
Built 1920; rehabilitated 1971
Arnold Drive Bridge
Through truss bridge over Sonoma Creek on Arnold Drive
Open to traffic
Built 1930
Bohemian Highway Bridge
Pony truss bridge over Russian River on Bohemian Highway in Monte Rio
Open to traffic
Built 1934
Bohn Dillon Road Bridge
Deck truss bridge over South Fork Gualala River on Bohn Dillon Road
Open to traffic
Built 1950
Chalk Hill Road Bridge
Concrete arch bridge over Maacama Creek on Chalk Hill Road
Open to traffic
Built 1915
Conde Lane Bridge
Concrete arch bridge over Windsor Creek on Conde Lane in Windsor
Open to traffic
Built 1995
Crocker Road Bridge
Pony truss bridge over Russian River on Crocker Road in Cloverdale
Open to traffic
Built 1938
Drake Road Bridge
Wooden bridge over Side Hill Viaduct on Drake Road in Guerneville
Open to traffic
Built 1930
Dunbar Road Bridge
Stone arch bridge over Calabazas Creek on Dunbar Road
Open to traffic
Built 1915; rehabilitated 1940
Eagle Nest Lane Bridge
Wooden bridge over Hillside on Eagle Nest Lane in Guerneville
Open to traffic
Built 1930
Freestone Flat Road Bridge
Deck truss bridge over Salmon Creek on Freestone Flat Road in Occidental
Open to traffic
Built 1955
Geysers Road Bridge
Through truss bridge over Big Sulphur Creek on Geysers Road
Open to traffic
Built 1909; rehabilitated 1970
Great Heron Drive Bridge
Concrete arch bridge over Sky Hawk Creek on Great Heron Drive in Santa Rosa
Open to traffic
Built 1995
Hauser Bridge
Deck truss bridge over South Fork Gualala River on Hauser Br Road
Open to traffic
Built 1947; rehabilitated 1954
Healdsburg Avenue Bridge
Through truss bridge over Russian River on Healdsburg Avenue in Healdsburg
Open to traffic
Built 1921
Hooker Creek Bridge
Stone arch bridge over Hooker Creek on CA 12
Open to traffic
; rehabilitated 1924
Lambert Bridge Road Bridge
Pony truss bridge over Dry Creek on Lambert Bridge Road
Open to traffic
Built 1915
Laughlin Road Bridge
Concrete arch bridge over Mark West Creek on Laughlin Road
Open to traffic
Built 1910
Melita Road Bridge
Concrete arch bridge over Santa Rosa Creek on Melita Road in Santa Rosa
Open to traffic
Built 1915
Memory Lane Bridge
Wooden bridge over Hillside on Memory Lane in Guerneville
Open to traffic
Built 1930
Mountain Hawk Way Bridge
Concrete arch bridge over Sky Hawk Creek on Mountain Hawk Way in Santa Rosa
Open to traffic
Built 1995
Nathanson Creek Bridge
Concrete arch bridge over Nathanson Creek on 4th Street East in Sonoma
Open to traffic
Built 1914
Nathanson Creek Bridge
Wooden bridge over Nathanson Creek on Chase Street in Sonoma
Open to traffic
Built 1910; rehabilitated 1990
Neeley Road Bridge
Wooden bridge over SIDEHILL VIADUCT #1 on Neeley Road
Open to traffic
Built 1930
Neeley Road Bridge
Wooden bridge over SIDEHILL VIADUCT #2 on Neeley Road
Open to traffic
Built 1930
O'Donnell Lane Bridge
Stone arch bridge over Calabazas Creek on O'Donnell Lane in Glen Ellen
Open to traffic
Built 1900
Old Cazadero Road Bridge
Pony truss bridge over Austin Creek on Old Cazadero Road
Open to traffic
Built 1940
Petaluma River Bridge
Bascule bridge over Petaluma River on D Street in Petaluma
Open to traffic
Built 1933; rehabilitated 1953
River Road Bridge
Through truss bridge over Russian River on River Road
Open to traffic
Built 1914; rehabilitated 1947
Rockpile Road Bridge
Deck truss bridge over Warm Springs Creek on Rockpile Road
Open to traffic
Built 1978
Russian River Bridge
Pony truss bridge over Russian River on CA 128
Closed to all traffic
Built 1932; rehabilitated 1972
Russian River Bridge
Lost through truss bridge over Russian River on CA 116 in Guerneville
No longer exists
Built 1922; replaced 1998
Sumer Home Park Road Bridge
Wooden bridge over SIDEHILL VIADUCT #1 on Sumer Home Park Road
Open to traffic
Built 1930
Sumer Home Park Road Bridge
Wooden bridge over SIDEHILL VIADUCT #3 on Sumer Home Park Road
Open to traffic
Built 1930
Watmaugh Road Bridge
Pony truss bridge over Sonoma Creek on Watmaugh Road
Open to traffic
Built 1929
Westside Road Bridge
Pony truss bridge over Dry Creek on Westside Road in Healdsburg
Open to traffic
Built 1934
Wild Lilac Lane Bridge
Concrete arch bridge over Rincon Creek on Wild Lilac Lane in Santa Rosa
Open to traffic
Built 2000
Wohler Road Bridge
Through truss bridge over Russian River on Wohler Road
Open to traffic
Built 1921