US Bridges

US 26 (hwy 005) over John Day River (coles)

Good

Grant County, Oregon · 00.65 MI W JCT US 395 · Structure no. 20870 005 15575

Built
2010
15 years old
Condition
Good
inspected May 2023
Type
Slab
Prestressed Concrete
Length
170 ft
3 main spans
Daily traffic
2,849
2022 count
Owner
State
State Highway Agency

About this bridge

US 26 (hwy 005) over John Day River (coles) is a prestressed concrete slab carrying US 26 (hwy 005) over John Day River (coles) in Grant County, Oregon. It was built in 2010, so it is 15 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,849 vehicles a day, roughly 24% of them trucks, projected to reach 3,100 by 2042. The structure is 170 ft (51.8 m) long and 49 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesUS 26 (hwy 005)
CrossesJohn Day River (coles)
Location00.65 MI W JCT US 395
RouteU.S. Route 26
StateOregon
Coordinates44.4138, -119.07985
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating31.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length170 ft (51.8 m)
Longest span68 ft (20.7 m)
Deck width49 ft (14.9 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,849 (2022)
Projected traffic3,100 by 2042
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 River (coles) built?

It was built in 2010, making it 15 years old in 2025.

What condition is US 26 (hwy 005) over John Day River (coles) in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does US 26 (hwy 005) over John Day River (coles) carry?

About 2,849 vehicles per day (2022 count), of which roughly 24% are trucks.

How long is US 26 (hwy 005) over John Day River (coles)?

The structure is 170 ft (51.8 m) long with a longest span of 68 ft (20.7 m) and a deck 49 ft wide.

Who owns US 26 (hwy 005) over John Day River (coles)?

It is owned by the State Highway Agency.