US Bridges

Center Street over HWY 1 (I-5)

Good

Marion County, Oregon · Salem · Structure no. 17226 001 25556

Built
1993
32 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
210 ft
2 main spans
Daily traffic
101,583
2022 count
Owner
State
State Highway Agency

About this bridge

Center Street over HWY 1 (I-5) is a prestressed concrete continuous box beam or girders - multiple carrying Center Street over HWY 1 (I-5) in Marion County, Oregon. It was built in 1993, so it is 32 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 101,583 vehicles a day, roughly 13% of them trucks, projected to reach 108,000 by 2042. The structure is 210 ft (64 m) long and 88 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCenter Street
CrossesHWY 1 (I-5)
LocationSalem
RouteCity Street 0
StateOregon
Coordinates44.93977, -122.99031
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length210 ft (64 m)
Longest span105 ft (32 m)
Deck width88 ft (26.8 m)
Roadway width74 ft (22.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic101,583 (2022)
Projected traffic108,000 by 2042
Trucks13%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$3.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Center Street over HWY 1 (I-5) built?

It was built in 1993, making it 32 years old in 2025.

What condition is Center Street over HWY 1 (I-5) 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 December 2023.

How much traffic does Center Street over HWY 1 (I-5) carry?

About 101,583 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Center Street over HWY 1 (I-5)?

The structure is 210 ft (64 m) long with a longest span of 105 ft (32 m) and a deck 88 ft wide.

Who owns Center Street over HWY 1 (I-5)?

It is owned by the State Highway Agency.