US Bridges

Or 86 (hwy 012) over Powder River

Fair

Baker County, Oregon · 18.0 MI E Jct. FAI-84 · Structure no. 19836 012 02075

Built
2004
21 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
106 ft
1 main span
Daily traffic
610
2022 count
Owner
State
State Highway Agency

About this bridge

Or 86 (hwy 012) over Powder River is a prestressed concrete stringer/multi-beam or girder carrying Or 86 (hwy 012) over Powder River in Baker County, Oregon. It was built in 2004, so it is 21 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 610 vehicles a day, roughly 26% of them trucks, projected to reach 620 by 2042. The structure is 106 ft (32.3 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOr 86 (hwy 012)
CrossesPowder River
Location18.0 MI E Jct. FAI-84
RouteState Highway 86
StateOregon
Coordinates44.81849, -117.46844
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30 US tons
Inventory rating23.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length106 ft (32.3 m)
Longest span104 ft (31.7 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic610 (2022)
Projected traffic620 by 2042
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Or 86 (hwy 012) over Powder River built?

It was built in 2004, making it 21 years old in 2025.

What condition is Or 86 (hwy 012) over Powder River 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 July 2024.

How much traffic does Or 86 (hwy 012) over Powder River carry?

About 610 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is Or 86 (hwy 012) over Powder River?

The structure is 106 ft (32.3 m) long with a longest span of 104 ft (31.7 m) and a deck 43 ft wide.

Who owns Or 86 (hwy 012) over Powder River?

It is owned by the State Highway Agency.