US Bridges

I-84 (hwy 002) EB over Eagle Creek

Fair

Multnomah County, Oregon · 2.0 MI W Cascade Locks · Structure no. 02063 002 04155

Built
1969
56 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
466 ft
3 main spans
Daily traffic
13,724
2022 count
Owner
State
State Highway Agency

About this bridge

I-84 (hwy 002) EB over Eagle Creek is a steel continuous stringer/multi-beam or girder carrying I-84 (hwy 002) EB over Eagle Creek in Multnomah County, Oregon. It was built in 1969, so it is 56 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 13,724 vehicles a day, roughly 20% of them trucks, projected to reach 17,550 by 2042. The structure is 466 ft (142 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-84 (hwy 002) EB
CrossesEagle Creek
Location2.0 MI W Cascade Locks
RouteInterstate 84
CountyMultnomah County
StateOregon
Coordinates45.64036, -121.93083
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30 US tons
Inventory rating23.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length466 ft (142 m)
Longest span142 ft (43.3 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,724 (2022)
Projected traffic17,550 by 2042
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-84 (hwy 002) EB over Eagle Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is I-84 (hwy 002) EB over Eagle 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 July 2023.

How much traffic does I-84 (hwy 002) EB over Eagle Creek carry?

About 13,724 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is I-84 (hwy 002) EB over Eagle Creek?

The structure is 466 ft (142 m) long with a longest span of 142 ft (43.3 m) and a deck 44 ft wide.

Who owns I-84 (hwy 002) EB over Eagle Creek?

It is owned by the State Highway Agency.