US Bridges

Sunrise Road over Wallowa River

Good

Wallowa County, Oregon · 0.1 MI S of HWY 82 · Structure no. 16610 057500001

Built
1984
41 years old
Condition
Good
inspected September 2023
Type
Slab
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
70
2020 count
Owner
County
County Highway Agency

About this bridge

Sunrise Road over Wallowa River is a prestressed concrete slab carrying Sunrise Road over Wallowa River in Wallowa County, Oregon. It was built in 1984, so it is 41 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 70 vehicles a day, roughly 5% of them trucks, projected to reach 80 by 2025. The structure is 61 ft (18.6 m) long and 28 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesSunrise Road
CrossesWallowa River
Location0.1 MI S of HWY 82
RouteCounty Highway 0
StateOregon
Coordinates45.44504, -117.35356
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating59 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span60 ft (18.3 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2020)
Projected traffic80 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 Sunrise Road over Wallowa River built?

It was built in 1984, making it 41 years old in 2025.

What condition is Sunrise Road over Wallowa River 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 2023.

How much traffic does Sunrise Road over Wallowa River carry?

About 70 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Sunrise Road over Wallowa River?

The structure is 61 ft (18.6 m) long with a longest span of 60 ft (18.3 m) and a deck 28 ft wide.

Who owns Sunrise Road over Wallowa River?

It is owned by the County Highway Agency.