US Bridges

Crow Creek Road over North Prairie Creek

GoodPosted for load

Wallowa County, Oregon · 1.22 MI N of HWY 82 · Structure no. 63C90 772 00122

Built
1958
67 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
466
2020 count
Owner
County
County Highway Agency

About this bridge

Crow Creek Road over North Prairie Creek is a concrete continuous culvert carrying Crow Creek Road over North Prairie Creek in Wallowa County, Oregon. It was built in 1958, so it is 67 years old, older 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. Its operating status is: posted for load restriction.

It carries about 466 vehicles a day, roughly 10% of them trucks, projected to reach 551 by 2025. The structure is 21 ft (6.4 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCrow Creek Road
CrossesNorth Prairie Creek
Location1.22 MI N of HWY 82
RouteCounty Highway 0
StateOregon
Coordinates45.4111, -117.2246
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating26.2 US tons
Inventory rating20.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic466 (2020)
Projected traffic551 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Crow Creek Road over North Prairie Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is Crow Creek Road over North Prairie 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 September 2024.

How much traffic does Crow Creek Road over North Prairie Creek carry?

About 466 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Crow Creek Road over North Prairie Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 32 ft wide.

Who owns Crow Creek Road over North Prairie Creek?

It is owned by the County Highway Agency.