US Bridges

HWY 380 over Ochoco Creek

Fair

Crook County, Oregon · 005 MI E Prineville · Structure no. 22324 380 00011

Built
2014
11 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
6,257
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 380 over Ochoco Creek is a prestressed concrete box beam or girders - single or spread carrying HWY 380 over Ochoco Creek in Crook County, Oregon. It was built in 2014, so it is 11 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 6,257 vehicles a day, roughly 16% of them trucks, projected to reach 10,200 by 2042. The structure is 66 ft (20.1 m) long and 65 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesHWY 380
CrossesOchoco Creek
Location005 MI E Prineville
RouteState Highway 380
CountyCrook County
StateOregon
Coordinates44.30127, -120.82703
Functional classUrban Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.9 US tons
Inventory rating76.1 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length66 ft (20.1 m)
Longest span66 ft (20.1 m)
Deck width65 ft (19.8 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,257 (2022)
Projected traffic10,200 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY 380 over Ochoco Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is HWY 380 over Ochoco 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 November 2024.

How much traffic does HWY 380 over Ochoco Creek carry?

About 6,257 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is HWY 380 over Ochoco Creek?

The structure is 66 ft (20.1 m) long with a longest span of 66 ft (20.1 m) and a deck 65 ft wide.

Who owns HWY 380 over Ochoco Creek?

It is owned by the State Highway Agency.