US Bridges

SW Corbett Ave over HWY 001

Fair

Multnomah County, Oregon · 2.3 MI N of Multnomah Bvd · Structure no. 08196 001 29883

Built
1959
66 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
328 ft
5 main spans
Daily traffic
109,170
2020 count
Owner
State
State Highway Agency

About this bridge

SW Corbett Ave over HWY 001 is a concrete continuous box beam or girders - multiple carrying SW Corbett Ave over HWY 001 in Multnomah County, Oregon. It was built in 1959, so it is 66 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 109,170 vehicles a day, roughly 11% of them trucks, projected to reach 152,800 by 2040. The structure is 328 ft (99.9 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSW Corbett Ave
CrossesHWY 001
Location2.3 MI N of Multnomah Bvd
RouteCity Street 0
CountyMultnomah County
StateOregon
Coordinates45.48909, -122.67629
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30 US tons
Inventory rating23.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length328 ft (99.9 m)
Longest span96 ft (29.4 m)
Deck width52 ft (15.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic109,170 (2020)
Projected traffic152,800 by 2040
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SW Corbett Ave over HWY 001 built?

It was built in 1959, making it 66 years old in 2025.

What condition is SW Corbett Ave over HWY 001 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does SW Corbett Ave over HWY 001 carry?

About 109,170 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is SW Corbett Ave over HWY 001?

The structure is 328 ft (99.9 m) long with a longest span of 96 ft (29.4 m) and a deck 52 ft wide.

Who owns SW Corbett Ave over HWY 001?

It is owned by the State Highway Agency.