US Bridges

US 26 (hwy 005) over Pole Creek

Fair

Malheur County, Oregon · 30.1 MI SE Baker CO LN · Structure no. 00546A005 25297

Built
1979
46 years old
Condition
Fair
inspected May 2023
Type
Slab
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
426
2022 count
Owner
State
State Highway Agency

About this bridge

US 26 (hwy 005) over Pole Creek is a prestressed concrete slab carrying US 26 (hwy 005) over Pole Creek in Malheur County, Oregon. It was built in 1979, so it is 46 years old, younger 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 426 vehicles a day, roughly 36% of them trucks, projected to reach 450 by 2042. The structure is 56 ft (17 m) long and 36 ft wide. If it were closed, the detour would be 38.5 mi (62 km).

CarriesUS 26 (hwy 005)
CrossesPole Creek
Location30.1 MI SE Baker CO LN
RouteU.S. Route 26
StateOregon
Coordinates44.2561, -117.5457
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating21.4 US tons
Inventory rating16.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length56 ft (17 m)
Longest span55 ft (16.8 m)
Deck width36 ft (11 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic426 (2022)
Projected traffic450 by 2042
Trucks36%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed38.5 mi (62 km)
TollOn a free road
National Highway SystemYes

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 US 26 (hwy 005) over Pole Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is US 26 (hwy 005) over Pole 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 May 2023.

How much traffic does US 26 (hwy 005) over Pole Creek carry?

About 426 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is US 26 (hwy 005) over Pole Creek?

The structure is 56 ft (17 m) long with a longest span of 55 ft (16.8 m) and a deck 36 ft wide.

Who owns US 26 (hwy 005) over Pole Creek?

It is owned by the State Highway Agency.