Alexandra Avenue Bridge
Concrete arch bridge over a canyon on NW Alexandra Avenue in Portland
Open to traffic
Built 1922

BNSF Railroad Bridge
Deck truss bridge over the BNSF Railroad on US 30 Bypass in Portland
Open to traffic
Built 1909

Broadway Street Bridge
Bascule bridge over Willamette River on Broadway Street in Portland
Open to traffic
Built 1912; rehabilitated 1927

Burnside Bridge
Bascule bridge over Willamette River on Burnside Bridge in Portland
Open to traffic
Built 1926

Burnside Tunnel
Tunnel on W. Burnside Street in Portland
Open to traffic
Built 1940

Columbia River Interstate Bridge
Pair of vertical lift bridges over the Columbia River on I-5 between Vancouver and Portland in Portland
Open to traffic
Northbound bridge built 1917; southbound bridge built 1958

Cornell Tunnel No. 1
Tunnel on NW Cornell Road in Portland
Open to traffic
Built 1940

Cornell Tunnel No. 2
Tunnel on NW Cornell Road in Portland
Open to traffic
Built 1941

Eagle Creek Bridge
Concrete arch bridge over Eagle Creek on Service Road
Open to traffic
Built 1914

Fessenden Street Bridge
Deck truss bridge over BNSF Railroad on Fessenden Street in Portland
Open to traffic
Built 1909

Fremont Bridge
Steel through arch bridge over Willamette River on I-405 in Portland
Open to traffic
Built 1973

Hawthorne Avenue Bridge
Vertical lift bridge over Willamette River on Hawthorne Avenue in Portland
Open to traffic
Built 1910; rehabilitated 1944

Latourell Creek Bridge
Concrete arch bridge over Latourell Creek on Historical Columbia River Highway
Open to traffic
Built 1914

Marquam Bridge
Deck truss bridge over Willamette River on I-5 in Portland
Open to traffic
Built 1966, Seismic Retrofit 1996

Moffett Creek Bridge
Closed-spandrel arch bridge over Moffett Creek on Historic Columbia River Highway (Abandoned)
Open to pedestrians
Built in 1915 by A. Guthrie and Company, Abandoned in the 1940 and is now part of Historic Columbia River Highway trail.

Morrison Street Bridge
Bascule bridge over Willamette River on Morrison Street in Portland
Open to traffic
Built 1958

Multnomah Channel Bridge
Through truss bridge over Multnomah Channel on FAS A668 in Portland
Replaced by a new bridge in June 2008
Built 1948

Multnomah Creek Bridge
Concrete arch bridge over Multnomah Creek on Historical Columbia River Highway
Open to traffic
Built 1914

Oswego Creek Bridge
Concrete arch bridge over Oswego Creek on HWY 3 SB in Lake Oswego
Open to traffic
Built 1930

Rocky Butte Tunnel
Tunnel under Rocky Butte on Rocky Butte Road in Portland
Open to traffic
Built 1939

Ross Island Bridge
Steel arch bridge over Willamette River on US 26 in Portland
Open to traffic
Built 1926

Sellwood Bridge
Deck truss bridge over Willamette River on Tacoma Street in Portland
Open to traffic
Built 1925

Shepperds Dell Bridge
Concrete arch bridge over Shepperds Dell on Historical Columbia River Highway
Open to traffic
Built 1914

Spring Street Bridge
Wooden bridge over SW Spring Street in Portland
Open to pedestrians only
Built 1938

St. Johns Bridge
Suspension bridge over Willamette River on US 30 Bypass in Portland
Open to traffic
Built 1931

Stark Steet Bridge
Concrete arch bridge over an unnamed draw on Stark Steet
Open to traffic
Built 1915

Stark Street Bridge
Truss bridge over Sandy River on Stark Street
Open to traffic
Built 1914

Steel Bridge
Through truss bridge over Willamette River on OR 99W in Portland
Open to traffic
Built 1910

Thurman Street Bridge
Deck truss bridge over Balch Gulch on NW Thurman Street in Portland
Open to traffic
Built 1905

Tooth Rock Tunnel
Tunnel under Tooth Rock on I-84
Open to traffic
Built 1936

Troutdale Bridge
Through truss bridge over Sandy River on Historical Columbia River Highway in Troutdale
Open to traffic
Built 1912

Vermont Street Viaduct
Wooden bridge over SW Vermont Street on OR 99W in Portland
Open to traffic
Built 1934

Vista Avenue Bridge
Concrete arch bridge over SW Jefferson on SW Vista Avenue in Portland
Open to traffic
Built 1904

Vista Ridge Tunnel
Pair of tunnels under Vista Ridge on US 26 in Portland
Open to traffic
Built 1969

Willamette Blvd. Bridge
Deck truss bridge over BNSF Railroad on Willamette Blvd. in Portland
Open to traffic
Built 1909