US Bridges

I-84 (hwy 002) WB over UPRR

Fair

Sherman County, Oregon · 045 MI E Biggs · Structure no. 09213 002 10902

Built
1965
60 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
458 ft
3 main spans
Daily traffic
7,148
2022 count
Owner
State
State Highway Agency

About this bridge

I-84 (hwy 002) WB over UPRR is a steel continuous stringer/multi-beam or girder carrying I-84 (hwy 002) WB over UPRR in Sherman County, Oregon. It was built in 1965, so it is 60 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 7,148 vehicles a day, roughly 33% of them trucks, projected to reach 7,900 by 2042. The structure is 458 ft (139.6 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-84 (hwy 002) WB
CrossesUPRR
Location045 MI E Biggs
RouteInterstate 84
CountySherman County
StateOregon
Coordinates45.69311, -120.74766
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating33.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+4 approach)
Design loadHS 20
Structure length458 ft (139.6 m)
Longest span106 ft (32.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,148 (2022)
Projected traffic7,900 by 2042
Trucks33%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 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 002) WB over UPRR built?

It was built in 1965, making it 60 years old in 2025.

What condition is I-84 (hwy 002) WB over UPRR 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 November 2023.

How much traffic does I-84 (hwy 002) WB over UPRR carry?

About 7,148 vehicles per day (2022 count), of which roughly 33% are trucks.

How long is I-84 (hwy 002) WB over UPRR?

The structure is 458 ft (139.6 m) long with a longest span of 106 ft (32.3 m) and a deck 36 ft wide.

Who owns I-84 (hwy 002) WB over UPRR?

It is owned by the State Highway Agency.