US Bridges

US 26 (hwy 005) over Rattlesnake Creek

Good

Grant County, Oregon · 01.6 MI SE JCT Ore 19 · Structure no. 16319 005 12572

Built
1979
46 years old
Condition
Good
inspected May 2023
Type
Slab
Prestressed Concrete
Length
80 ft
2 main spans
Daily traffic
884
2022 count
Owner
State
State Highway Agency

About this bridge

US 26 (hwy 005) over Rattlesnake Creek is a prestressed concrete slab carrying US 26 (hwy 005) over Rattlesnake Creek in Grant 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 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 80 ft (24.4 m) long and 32 ft wide. If it were closed, the detour would be 75.8 mi (122 km).

CarriesUS 26 (hwy 005)
CrossesRattlesnake Creek
Location01.6 MI SE JCT Ore 19
RouteU.S. Route 26
StateOregon
Coordinates44.50782, -119.62316
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 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 evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating28.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span39 ft (11.9 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.5 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 closed75.8 mi (122 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 Rattlesnake Creek built?

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

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

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

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

The structure is 80 ft (24.4 m) long with a longest span of 39 ft (11.9 m) and a deck 32 ft wide.

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

It is owned by the State Highway Agency.