US Bridges

Centennial Blvd. over I-5 (hwy 001)

Fair

Lane County, Oregon · 018 MI N of Eugene Scl · Structure no. 08186 001 19349

Built
1961
64 years old, rebuilt 1973
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
228 ft
4 main spans
Daily traffic
37,889
2010 count
Owner
State
State Highway Agency

About this bridge

Centennial Blvd. over I-5 (hwy 001) is a prestressed concrete stringer/multi-beam or girder carrying Centennial Blvd. over I-5 (hwy 001) in Lane County, Oregon. It was built in 1961 and reconstructed in 1973, so it is 64 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 37,889 vehicles a day, roughly 22% of them trucks, projected to reach 51,850 by 2030. The structure is 228 ft (69.4 m) long and 66 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesCentennial Blvd.
CrossesI-5 (hwy 001)
Location018 MI N of Eugene Scl
RouteCounty Highway 0
CountyLane County
StateOregon
Coordinates44.05579, -123.05004
Functional classUrban Minor Arterial

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.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating12.9 US tons
Inventory rating10 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length228 ft (69.4 m)
Longest span66 ft (20.1 m)
Deck width66 ft (20.1 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,889 (2010)
Projected traffic51,850 by 2030
Trucks22%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Centennial Blvd. over I-5 (hwy 001) built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1973.

What condition is Centennial Blvd. over I-5 (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 March 2023.

How much traffic does Centennial Blvd. over I-5 (hwy 001) carry?

About 37,889 vehicles per day (2010 count), of which roughly 22% are trucks.

How long is Centennial Blvd. over I-5 (hwy 001)?

The structure is 228 ft (69.4 m) long with a longest span of 66 ft (20.1 m) and a deck 66 ft wide.

Who owns Centennial Blvd. over I-5 (hwy 001)?

It is owned by the State Highway Agency.