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.

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

Copper Creek Road Bridge
Lost Arch bridge over Middle Fork Molalla River on Copper Creek Road (BLM-7-3E-14.2)
Lost
Built 1943, Abandoned 1976, Demolished 1989

Cripple Creek Bridge
Truss bridge over Clackamas River on OR 224
Open to traffic
Built 1952

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
Replaced by a pre-cast concrete girder bridge in 2006
Built 1956

Dr. John McLoughlin Memorial Bridge
Steel through arch bridge over Clackamas River on OR 99E in Gladstone
Open to traffic
Built 1933

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
Replaced by a pre-cast concrete girder bridge in 2005
Built 1959

Kuehn Road Bridge
Truss bridge over Kellogg Creek on Kuehn Road
Open to traffic
Built 1958

Lake Oswego Railroad Bridge
Bridge over Willamette River on Union Pacific Railroad in Lake Oswego
Open to traffic
The bridge was built in 1910 by the Southern Pacific Railroad, in response to the desires of Portland city planners for an eastside railway bypass to keep rail traffic out of downtown Portland.

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

McLouglin Boulevard Pedestrian Bridge
Steel through arch bridge over McLoughlin Boulevard (OR-99E) on Springwater Trail in Milwaukie
Open to pedestrians
Built 2006

Molalla River Bridge
Deck truss bridge over Molalla River on Northbound OR-99 E
Open to traffic
Built 1936, Made One-Way in 1963

Oregon City Bridge
Steel through arch bridge over Willamette River on HWY 3 in Oregon City
Open to traffic
Built 1922

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 1920

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
Replaced by a steel plate girder bridge in 2008-09
Built 1952, Replaced 2008-09

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

Whitewater Bridge
Through Truss bridge over Clackamas River on OR 224
Open to traffic
Built 1952