US Bridges

I-84 (hwy 006) WB over Emigrant Hill Int WB

Fair

Umatilla County, Oregon · 145 MI SE JCT US 395 · Structure no. 09649 006 22405

Built
1973
52 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
152 ft
3 main spans
Daily traffic
5,914
2022 count
Owner
State
State Highway Agency

About this bridge

I-84 (hwy 006) WB over Emigrant Hill Int WB is a concrete continuous box beam or girders - multiple carrying I-84 (hwy 006) WB over Emigrant Hill Int WB in Umatilla County, Oregon. It was built in 1973, so it is 52 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 5,914 vehicles a day, roughly 36% of them trucks, projected to reach 6,600 by 2042. The structure is 152 ft (46.3 m) long and 45 ft wide. If it were closed, the detour would be 42.9 mi (69 km).

CarriesI-84 (hwy 006) WB
CrossesEmigrant Hill Int WB
Location145 MI SE JCT US 395
RouteInterstate 84
StateOregon
Coordinates45.58303, -118.58905
Functional classRural Principal Arterial - Interstate

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.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.4 US tons
Inventory rating19.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length152 ft (46.3 m)
Longest span72 ft (21.9 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,914 (2022)
Projected traffic6,600 by 2042
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed42.9 mi (69 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-84 (hwy 006) WB over Emigrant Hill Int WB built?

It was built in 1973, making it 52 years old in 2025.

What condition is I-84 (hwy 006) WB over Emigrant Hill Int WB 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 April 2023.

How much traffic does I-84 (hwy 006) WB over Emigrant Hill Int WB carry?

About 5,914 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-84 (hwy 006) WB over Emigrant Hill Int WB?

The structure is 152 ft (46.3 m) long with a longest span of 72 ft (21.9 m) and a deck 45 ft wide.

Who owns I-84 (hwy 006) WB over Emigrant Hill Int WB?

It is owned by the State Highway Agency.