US Bridges

Davidson Road over West Fork Williams Creek

Fair

Josephine County, Oregon · Josephine CO · Structure no. 21294 413000004

Built
2010
15 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
230
2020 count
Owner
County
County Highway Agency

About this bridge

Davidson Road over West Fork Williams Creek is a prestressed concrete slab carrying Davidson Road over West Fork Williams Creek in Josephine County, Oregon. It was built in 2010, so it is 15 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 230 vehicles a day, roughly 1% of them trucks, projected to reach 270 by 2025. The structure is 75 ft (22.9 m) long and 31 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesDavidson Road
CrossesWest Fork Williams Creek
LocationJosephine CO
RouteCounty Highway C4130
StateOregon
Coordinates42.20634, -123.2981
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.8 US tons
Inventory rating54.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length75 ft (22.9 m)
Longest span72 ft (21.9 m)
Deck width31 ft (9.5 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic230 (2020)
Projected traffic270 by 2025
Trucks1%
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 Davidson Road over West Fork Williams Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Davidson Road over West Fork Williams 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 October 2024.

How much traffic does Davidson Road over West Fork Williams Creek carry?

About 230 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Davidson Road over West Fork Williams Creek?

The structure is 75 ft (22.9 m) long with a longest span of 72 ft (21.9 m) and a deck 31 ft wide.

Who owns Davidson Road over West Fork Williams Creek?

It is owned by the County Highway Agency.