US Bridges

Williams Highway over Williams Creek

Fair

Josephine County, Oregon · 0.5 E. of Water Gap · Structure no. 18010 450010425

Built
1997
28 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
154 ft
1 main span
Daily traffic
4,770
2020 count
Owner
County
County Highway Agency

About this bridge

Williams Highway over Williams Creek is a prestressed concrete stringer/multi-beam or girder carrying Williams Highway over Williams Creek in Josephine County, Oregon. It was built in 1997, so it is 28 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 4,770 vehicles a day, roughly 10% of them trucks, projected to reach 5,934 by 2025. The structure is 154 ft (46.9 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWilliams Highway
CrossesWilliams Creek
Location0.5 E. of Water Gap
RouteCounty Highway C4500
StateOregon
Coordinates42.24015, -123.25983
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating41.4 US tons
Inventory rating31.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length154 ft (46.9 m)
Longest span153 ft (46.6 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,770 (2020)
Projected traffic5,934 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Williams Highway over Williams Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Williams Highway over 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 Williams Highway over Williams Creek carry?

About 4,770 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Williams Highway over Williams Creek?

The structure is 154 ft (46.9 m) long with a longest span of 153 ft (46.6 m) and a deck 42 ft wide.

Who owns Williams Highway over Williams Creek?

It is owned by the County Highway Agency.