US Bridges

I-5 (hwy 001) over SW 26th Ave

Good

Multnomah County, Oregon · 1.0 MI N of Barbur Blvd · Structure no. 24141 001 29604

Built
2024
1 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
111,005
2022 count
Owner
State
State Highway Agency

About this bridge

I-5 (hwy 001) over SW 26th Ave is a prestressed concrete slab carrying I-5 (hwy 001) over SW 26th Ave in Multnomah County, Oregon. It was built in 2024, so it is 1 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 111,005 vehicles a day, roughly 10% of them trucks, projected to reach 118,700 by 2042. The structure is 54 ft (16.4 m) long and 119 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-5 (hwy 001)
CrossesSW 26th Ave
Location1.0 MI N of Barbur Blvd
RouteInterstate 5
CountyMultnomah County
StateOregon
Coordinates45.46074, -122.70406
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.3 US tons
Inventory rating65.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length54 ft (16.4 m)
Longest span54 ft (16.4 m)
Deck width119 ft (36.4 m)
Roadway width100 ft (30.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic111,005 (2022)
Projected traffic118,700 by 2042
Trucks10%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-5 (hwy 001) over SW 26th Ave built?

It was built in 2024, making it 1 years old in 2025.

What condition is I-5 (hwy 001) over SW 26th Ave in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does I-5 (hwy 001) over SW 26th Ave carry?

About 111,005 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is I-5 (hwy 001) over SW 26th Ave?

The structure is 54 ft (16.4 m) long with a longest span of 54 ft (16.4 m) and a deck 119 ft wide.

Who owns I-5 (hwy 001) over SW 26th Ave?

It is owned by the State Highway Agency.