US Bridges

Three Forks C-927 over NF Owyhee River (fenwick

Fair

Malheur County, Oregon · 295 MI S JCT US HWY 95 · Structure no. 20769 092701440

Built
2009
16 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
66 ft
1 main span
Daily traffic
16
2020 count
Owner
County
County Highway Agency

About this bridge

Three Forks C-927 over NF Owyhee River (fenwick is a steel stringer/multi-beam or girder carrying Three Forks C-927 over NF Owyhee River (fenwick in Malheur County, Oregon. It was built in 2009, so it is 16 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 16 vehicles a day, roughly 10% of them trucks, projected to reach 21 by 2025. The structure is 66 ft (20.1 m) long and 20 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesThree Forks C-927
CrossesNF Owyhee River (fenwick
Location295 MI S JCT US HWY 95
RouteCounty Highway C0927
CountyMalheur County
StateOregon
Coordinates42.54384, -117.15714
Functional classRural Minor 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.
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 evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating29.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadHL 93
Structure length66 ft (20.1 m)
Longest span66 ft (20.1 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16 (2020)
Projected traffic21 by 2025
Trucks10%
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

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 Three Forks C-927 over NF Owyhee River (fenwick built?

It was built in 2009, making it 16 years old in 2025.

What condition is Three Forks C-927 over NF Owyhee River (fenwick 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 September 2023.

How much traffic does Three Forks C-927 over NF Owyhee River (fenwick carry?

About 16 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Three Forks C-927 over NF Owyhee River (fenwick?

The structure is 66 ft (20.1 m) long with a longest span of 66 ft (20.1 m) and a deck 20 ft wide.

Who owns Three Forks C-927 over NF Owyhee River (fenwick?

It is owned by the County Highway Agency.