US Bridges

US 26 (hwy 005) over John Day R(prairie City)

Fair

Grant County, Oregon · 083 MI E JCT US RTE 395 · Structure no. 02464 005 17062

Built
1939
86 years old
Condition
Fair
inspected May 2023
Type
Tee Beam
Concrete Continuous
Length
136 ft
5 main spans
Daily traffic
1,893
2022 count
Owner
State
State Highway Agency

About this bridge

US 26 (hwy 005) over John Day R(prairie City) is a concrete continuous tee beam carrying US 26 (hwy 005) over John Day R(prairie City) in Grant County, Oregon. It was built in 1939, so it is 86 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 1,893 vehicles a day, roughly 21% of them trucks, projected to reach 2,100 by 2042. The structure is 136 ft (41.5 m) long and 29 ft wide. If it were closed, the detour would be 42.3 mi (68 km).

CarriesUS 26 (hwy 005)
CrossesJohn Day R(prairie City)
Location083 MI E JCT US RTE 395
RouteU.S. Route 26
StateOregon
Coordinates44.44338, -118.79776
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be 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 rating25 US tons
Inventory rating19.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length136 ft (41.5 m)
Longest span39 ft (11.9 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,893 (2022)
Projected traffic2,100 by 2042
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.3 mi (68 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 26 (hwy 005) over John Day R(prairie City) built?

It was built in 1939, making it 86 years old in 2025.

What condition is US 26 (hwy 005) over John Day R(prairie City) 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 May 2023.

How much traffic does US 26 (hwy 005) over John Day R(prairie City) carry?

About 1,893 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is US 26 (hwy 005) over John Day R(prairie City)?

The structure is 136 ft (41.5 m) long with a longest span of 39 ft (11.9 m) and a deck 29 ft wide.

Who owns US 26 (hwy 005) over John Day R(prairie City)?

It is owned by the State Highway Agency.