US Bridges

Davis Road over Little Valley Creek

FairPosted for load

Owyhee County, Idaho · 1.6 S. 4.0 W. Bruneau · Structure no. 000000000028255

Built
1938
87 years old, rebuilt 1982
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
32 ft
1 main span
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Davis Road over Little Valley Creek is a wood or timber stringer/multi-beam or girder carrying Davis Road over Little Valley Creek in Owyhee County, Idaho. It was built in 1938 and reconstructed in 1982, so it is 87 years old, older than the Idaho average of 45.3 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. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, roughly 5% of them trucks, projected to reach 75 by 2039. The structure is 32 ft (9.8 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesDavis Road
CrossesLittle Valley Creek
Location1.6 S. 4.0 W. Bruneau
RouteCounty Highway 0
StateIdaho
Coordinates42.85825, -115.87569
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
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25 US tons
Inventory rating17 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 15
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic75 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$374,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Davis Road over Little Valley Creek built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1982.

What condition is Davis Road over Little Valley 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 February 2024.

How much traffic does Davis Road over Little Valley Creek carry?

About 50 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Davis Road over Little Valley Creek?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 24 ft wide.

Who owns Davis Road over Little Valley Creek?

It is owned by the County Highway Agency.