US Bridges

HWY 380 over Camp Creek

Fair

Crook County, Oregon · 436 MI SE Prineville · Structure no. 03323A380 04361

Built
1961
64 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete Continuous
Length
88 ft
3 main spans
Daily traffic
177
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 380 over Camp Creek is a concrete continuous slab carrying HWY 380 over Camp Creek in Crook County, Oregon. It was built in 1961, so it is 64 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 177 vehicles a day, roughly 44% of them trucks, projected to reach 190 by 2042. The structure is 88 ft (26.8 m) long and 31 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesHWY 380
CrossesCamp Creek
Location436 MI SE Prineville
RouteState Highway 380
CountyCrook County
StateOregon
Coordinates44.11495, -120.15134
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.5 US tons
Inventory rating20.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length88 ft (26.8 m)
Longest span34 ft (10.4 m)
Deck width31 ft (9.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic177 (2022)
Projected traffic190 by 2042
Trucks44%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 HWY 380 over Camp Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is HWY 380 over Camp Creek 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 April 2023.

How much traffic does HWY 380 over Camp Creek carry?

About 177 vehicles per day (2022 count), of which roughly 44% are trucks.

How long is HWY 380 over Camp Creek?

The structure is 88 ft (26.8 m) long with a longest span of 34 ft (10.4 m) and a deck 31 ft wide.

Who owns HWY 380 over Camp Creek?

It is owned by the State Highway Agency.