US Bridges

Centennial Blvd. over Pedestrian Underpass

Fair

Lane County, Oregon · N.E.Eugene · Structure no. 18363 00000 000

Built
1999
26 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
48 ft
1 main span
Daily traffic
14,976
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Centennial Blvd. over Pedestrian Underpass is a concrete slab carrying Centennial Blvd. over Pedestrian Underpass in Lane County, Oregon. It was built in 1999, so it is 26 years old, younger 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 14,976 vehicles a day, roughly 10% of them trucks, projected to reach 17,107 by 2025. The structure is 48 ft (14.6 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCentennial Blvd.
CrossesPedestrian Underpass
LocationN.E.Eugene
RouteCity Street 0
CountyLane County
StateOregon
Coordinates44.0595, -123.08196
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.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length48 ft (14.6 m)
Longest span46 ft (14 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic14,976 (2020)
Projected traffic17,107 by 2025
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$246,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Centennial Blvd. over Pedestrian Underpass built?

It was built in 1999, making it 26 years old in 2025.

What condition is Centennial Blvd. over Pedestrian Underpass 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 May 2023.

How much traffic does Centennial Blvd. over Pedestrian Underpass carry?

About 14,976 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Centennial Blvd. over Pedestrian Underpass?

The structure is 48 ft (14.6 m) long with a longest span of 46 ft (14 m) and a deck 26 ft wide.

Who owns Centennial Blvd. over Pedestrian Underpass?

It is owned by the City or Municipal Highway Agency.