US Bridges

US 97 (hwy 004) over Trout Creek

Fair

Jefferson County, Oregon · 008 MI S Wasco Jeff CO LN · Structure no. 22576 004 07504

Built
2019
6 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
200 ft
3 main spans
Daily traffic
4,205
2022 count
Owner
State
State Highway Agency

About this bridge

US 97 (hwy 004) over Trout Creek is a prestressed concrete continuous box beam or girders - single or spread carrying US 97 (hwy 004) over Trout Creek in Jefferson County, Oregon. It was built in 2019, so it is 6 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 4,205 vehicles a day, roughly 20% of them trucks, projected to reach 5,100 by 2042. The structure is 200 ft (61 m) long and 47 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesUS 97 (hwy 004)
CrossesTrout Creek
Location008 MI S Wasco Jeff CO LN
RouteU.S. Route 97
StateOregon
Coordinates44.81182, -120.93256
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating70.8 US tons
Inventory rating54.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length200 ft (61 m)
Longest span80 ft (24.4 m)
Deck width47 ft (14.4 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,205 (2022)
Projected traffic5,100 by 2042
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 97 (hwy 004) over Trout Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is US 97 (hwy 004) over Trout 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 2024.

How much traffic does US 97 (hwy 004) over Trout Creek carry?

About 4,205 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is US 97 (hwy 004) over Trout Creek?

The structure is 200 ft (61 m) long with a longest span of 80 ft (24.4 m) and a deck 47 ft wide.

Who owns US 97 (hwy 004) over Trout Creek?

It is owned by the State Highway Agency.