US Bridges

US 26 (hwy 005) over Cottonwood Creek

Good

Grant County, Oregon · 27 MI S JCT or 19 · Structure no. 17407 005 12684

Built
1998
27 years old
Condition
Good
inspected May 2023
Type
Slab
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
884
2022 count
Owner
State
State Highway Agency

About this bridge

US 26 (hwy 005) over Cottonwood Creek is a prestressed concrete slab carrying US 26 (hwy 005) over Cottonwood Creek in Grant County, Oregon. It was built in 1998, so it is 27 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 884 vehicles a day, roughly 28% of them trucks, projected to reach 930 by 2042. The structure is 50 ft (15.2 m) long and 36 ft wide. If it were closed, the detour would be 15.5 mi (25 km).

CarriesUS 26 (hwy 005)
CrossesCottonwood Creek
Location27 MI S JCT or 19
RouteU.S. Route 26
StateOregon
Coordinates44.5002, -119.6039
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 above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length50 ft (15.2 m)
Longest span45 ft (13.7 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic884 (2022)
Projected traffic930 by 2042
Trucks28%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed15.5 mi (25 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 Cottonwood Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is US 26 (hwy 005) over Cottonwood Creek 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 Cottonwood Creek carry?

About 884 vehicles per day (2022 count), of which roughly 28% are trucks.

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

The structure is 50 ft (15.2 m) long with a longest span of 45 ft (13.7 m) and a deck 36 ft wide.

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

It is owned by the State Highway Agency.