US Bridges

I-84 (hwy 002) over John Day River

Fair

Gilliam County, Oregon · 047 MI E Rufus · Structure no. 00108B002 11455

Built
1963
62 years old, rebuilt 1965
Condition
Fair
inspected October 2024
Type
Truss - Deck
Steel
Length
1,540 ft
6 main spans
Daily traffic
14,253
2022 count
Owner
State
State Highway Agency

About this bridge

I-84 (hwy 002) over John Day River is a steel truss - deck carrying I-84 (hwy 002) over John Day River in Gilliam County, Oregon. It was built in 1963 and reconstructed in 1965, so it is 62 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 14,253 vehicles a day, roughly 33% of them trucks, projected to reach 15,700 by 2042. The structure is 1,540 ft (469.4 m) long and 71 ft wide. If it were closed, the detour would be 54.1 mi (87 km).

Location

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CarriesI-84 (hwy 002)
CrossesJohn Day River
Location047 MI E Rufus
RouteInterstate 84
CountyGilliam County
StateOregon
Coordinates45.73072, -120.64975
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.3 US tons
Inventory rating22.5 US tons

Structure

Structure typeTruss - Deck
MaterialSteel
DeckConcrete, cast-in-place
Main spans6 (+4 approach)
Design loadHS 20
Structure length1,540 ft (469.4 m)
Longest span202 ft (61.6 m)
Deck width71 ft (21.6 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,253 (2022)
Projected traffic15,700 by 2042
Trucks33%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed54.1 mi (87 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-84 (hwy 002) over John Day River built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1965.

What condition is I-84 (hwy 002) over John Day River 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 October 2024.

How much traffic does I-84 (hwy 002) over John Day River carry?

About 14,253 vehicles per day (2022 count), of which roughly 33% are trucks.

How long is I-84 (hwy 002) over John Day River?

The structure is 1,540 ft (469.4 m) long with a longest span of 202 ft (61.6 m) and a deck 71 ft wide.

Who owns I-84 (hwy 002) over John Day River?

It is owned by the State Highway Agency.