US Bridges

C-0564 Huckleberry over Powder River

Fair

Baker County, Oregon · 0.5 MI S JCT Ore 220 · Structure no. 01C234564 00052

Built
1973
52 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
87
2020 count
Owner
County
County Highway Agency

About this bridge

C-0564 Huckleberry over Powder River is a prestressed concrete slab carrying C-0564 Huckleberry over Powder River in Baker County, Oregon. It was built in 1973, so it is 52 years old, older 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 87 vehicles a day, projected to reach 100 by 2025. The structure is 52 ft (15.9 m) long and 36 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesC-0564 Huckleberry
CrossesPowder River
Location0.5 MI S JCT Ore 220
RouteCounty Highway C0564
StateOregon
Coordinates44.6987, -118.121
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.2 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length52 ft (15.9 m)
Longest span50 ft (15.2 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic87 (2020)
Projected traffic100 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 C-0564 Huckleberry over Powder River built?

It was built in 1973, making it 52 years old in 2025.

What condition is C-0564 Huckleberry 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 October 2024.

How much traffic does C-0564 Huckleberry over Powder River carry?

About 87 vehicles per day (2020 count).

How long is C-0564 Huckleberry over Powder River?

The structure is 52 ft (15.9 m) long with a longest span of 50 ft (15.2 m) and a deck 36 ft wide.

Who owns C-0564 Huckleberry over Powder River?

It is owned by the County Highway Agency.