US Bridges

US 395 (hwy 054) over I-84 (hwy 6)

Fair

Umatilla County, Oregon · 11.5 Mi. E. Morrow CO LN · Structure no. 09314 054 01256

Built
1968
57 years old, rebuilt 1989
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
420 ft
4 main spans
Daily traffic
9,887
2022 count
Owner
State
State Highway Agency

About this bridge

US 395 (hwy 054) over I-84 (hwy 6) is a concrete continuous box beam or girders - multiple carrying US 395 (hwy 054) over I-84 (hwy 6) in Umatilla County, Oregon. It was built in 1968 and reconstructed in 1989, so it is 57 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 5 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 9,887 vehicles a day, roughly 8% of them trucks, projected to reach 10,100 by 2042. The structure is 420 ft (128 m) long and 59 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesUS 395 (hwy 054)
CrossesI-84 (hwy 6)
Location11.5 Mi. E. Morrow CO LN
RouteU.S. Route 395
StateOregon
Coordinates45.76291, -119.20401
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length420 ft (128 m)
Longest span144 ft (43.9 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,887 (2022)
Projected traffic10,100 by 2042
Trucks8%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed7.5 mi (12 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 395 (hwy 054) over I-84 (hwy 6) built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1989.

What condition is US 395 (hwy 054) over I-84 (hwy 6) 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 September 2024.

How much traffic does US 395 (hwy 054) over I-84 (hwy 6) carry?

About 9,887 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is US 395 (hwy 054) over I-84 (hwy 6)?

The structure is 420 ft (128 m) long with a longest span of 144 ft (43.9 m) and a deck 59 ft wide.

Who owns US 395 (hwy 054) over I-84 (hwy 6)?

It is owned by the State Highway Agency.