Abernethy Creek Bridge Deck truss bridge over Abernethy Creek on Holly Lane Open to traffic Built 1933
Armstrong Bridge Truss bridge over Clack River on OR 224 Open to traffic Built 1954
Arrah Wanna Road Bridge Truss bridge over Salmon River on Arrah Wanna Road Open to traffic Built 1957
Barton Bridge Steel through arch bridge over Clackamas River on Bakers Ferry Road Open to traffic Built 1970
Bull Run Bridge Truss bridge over Bull Run River on Bull Run Road Open to traffic Built in 1894 in Portland. Moved to current location in 1926
Carter Bridge Truss bridge over Clack River on OR 224 Open to traffic Built 1954
Carver Bridge Through truss bridge over Clackamas River on South Springwater Road Open to traffic Built 1930; rehabilitated 1955
Cazadero Bridge Steel arch bridge over Clackamas River on Faraday Lake Access Road Open to traffic Built in 1904 as part of the Oregon Water Power and Railway, Now acts as an access bridge to Faraday Lake.
Clack River Bridge Truss bridge over Clack River on OR 224 Open to traffic Built 1952
Clack River Bridge Truss bridge over Clack River on OR 224 Open to traffic Built 1952
Clackamas River Bridge Truss bridge over Clackamas River on USFS Road 45 Open to traffic Built 1955
Clackamas River Bridge Truss bridge over Clackamas River on a local road Open to traffic Built 1948
Collawash River Bridge Concrete arch bridge over Collawash River on Road Open to traffic Built 1956
Cripple Creek Bridge Wooden bridge over Cripple Creek on a local road Open to traffic Built 1924
Dhooge Road Bridge Truss bridge over Milk Creek on Dhooge Road Open to traffic Built 1956
Elk Park Road Bridge Truss bridge over Salmon River on Elk Park Road Open to traffic Built 1965
Estacada Bridge Concrete arch bridge over Clackamas River on OR 211 (HWY 161) in Estacada Open to traffic Built 1936
Estacada Road Bridge Wooden arch bridge over Du Bois Creek on Estacada Road Open to traffic Built 1997
Faubion Loop Bridge Concrete deck girder bridge over Bear Creek on Faubion Loop Road in Zigzag Open to traffic Built 1930 on the Mt. Hood Highway, 1956 Re-alignment project removes the bridge from the Mt. Hood Highway.
Graves Road Bridge Truss bridge over Milk Creek on Graves Road Open to traffic Built 1959
Kuehn Road Bridge Truss bridge over Kellogg Creek on Kuehn Road Open to traffic Built 1958
Lusted Road Bridge Through truss bridge over Sandy River on Lusted Road Open to traffic Built in 1894 in Portland. Moved to current location in 1926. Rehabilitation & Seismic Retrofit completed in 1998
McLoughlin Boulevard Bridge Steel through arch bridge over Clackamas River on OR 99E in Gladstone Open to traffic Built 1933
Molalla River Bridge Deck truss bridge over Molalla River on HWY 01E Open to traffic Built 1936
Oregon City Bridge Lost Suspension bridge over Willamette River on Oregon City - West Linn Road in Oregon City Replaced by new bridge Built in 1888, Replaced by Conde B. McCullough through arch bridge in 1922.
Oswego Creek Bridge Concrete arch bridge over Oswego Creek on HWY 3 SB in Lake Oswego Open to traffic Built 1930
Portland Water Works Bridge Through truss bridge over Sandy River carrying City of Portland Bull Run Water Conduits #2 and #4 Open to traffic Built 1893
Pudding River Bridge Steel through arch bridge over Pudding River on OR 99E Open to traffic Built 1947
Revenue Bridge Deck truss bridge over Sandy River on Ten Eyck Road Open to traffic Built 1952
Salmon River Bridge Deck truss bridge over Salmon River on E. Brightwood Loop Open to traffic Built 1929
Tualatin River Bridge Deck truss bridge over Tualatin River on NE 33rd Avenue Open to traffic Built 1939
Willamette River Bridge Steel through arch bridge over Willamette River on HWY 3 in Oregon City Open to traffic Built 1922