US Bridges

Williams Creek RD over Williams Creek

FairPosted for load

Grays Harbor County, Washington · 1.3 W JCT CR 9641 · Structure no. 082845000000000

Built
1973
52 years old
Condition
Fair
inspected January 2024
Type
Slab
Prestressed Concrete
Length
51 ft
2 main spans
Daily traffic
146
2020 count
Owner
County
County Highway Agency

About this bridge

Williams Creek RD over Williams Creek is a prestressed concrete slab carrying Williams Creek RD over Williams Creek in Grays Harbor County, Washington. It was built in 1973, so it is 52 years old, older than the Washington average of 49.8 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 146 vehicles a day, roughly 5% of them trucks, projected to reach 197 by 2040. The structure is 51 ft (15.4 m) long and 24 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWilliams Creek RD
CrossesWilliams Creek
Location1.3 W JCT CR 9641
RouteCounty Highway 67800
Coordinates46.85556, -123.30917
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 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 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 rating28 US tons
Inventory rating13 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 15
Structure length51 ft (15.4 m)
Longest span31 ft (9.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic146 (2020)
Projected traffic197 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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$2.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Williams Creek RD over Williams Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Williams Creek RD 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 January 2024.

How much traffic does Williams Creek RD over Williams Creek carry?

About 146 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Williams Creek RD over Williams Creek?

The structure is 51 ft (15.4 m) long with a longest span of 31 ft (9.6 m) and a deck 24 ft wide.

Who owns Williams Creek RD over Williams Creek?

It is owned by the County Highway Agency.