US Bridges

I-5 (hwy 1) NB over Cox Creek

Fair

Linn County, Oregon · 007 MI N of Albany Scl · Structure no. 08222N001 23365

Built
1958
67 years old
Condition
Fair
inspected January 2023
Type
Tee Beam
Concrete Continuous
Length
76 ft
3 main spans
Daily traffic
26,927
2022 count
Owner
State
State Highway Agency

About this bridge

I-5 (hwy 1) NB over Cox Creek is a concrete continuous tee beam carrying I-5 (hwy 1) NB over Cox Creek in Linn County, Oregon. It was built in 1958, so it is 67 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 6 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 26,927 vehicles a day, roughly 15% of them trucks, projected to reach 37,550 by 2042. The structure is 76 ft (23.2 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-5 (hwy 1) NB
CrossesCox Creek
Location007 MI N of Albany Scl
RouteInterstate 5
CountyLinn County
StateOregon
Coordinates44.6361, -123.06207
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span50 ft (15.2 m)
Deck width53 ft (16.1 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,927 (2022)
Projected traffic37,550 by 2042
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-5 (hwy 1) NB over Cox Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is I-5 (hwy 1) NB over Cox Creek 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 2023.

How much traffic does I-5 (hwy 1) NB over Cox Creek carry?

About 26,927 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is I-5 (hwy 1) NB over Cox Creek?

The structure is 76 ft (23.2 m) long with a longest span of 50 ft (15.2 m) and a deck 53 ft wide.

Who owns I-5 (hwy 1) NB over Cox Creek?

It is owned by the State Highway Agency.