US Bridges

Workman Creek Road over Workman Creek

Good

Grays Harbor County, Washington · 0.4 S JCT 9634 · Structure no. 081067000000000

Built
1986
39 years old
Condition
Good
inspected February 2023
Type
Slab
Prestressed Concrete
Length
50 ft
2 main spans
Daily traffic
32
2023 count
Owner
County
County Highway Agency

About this bridge

Workman Creek Road over Workman Creek is a prestressed concrete slab carrying Workman Creek Road over Workman Creek in Grays Harbor County, Washington. It was built in 1986, so it is 39 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 32 vehicles a day, roughly 13% of them trucks, projected to reach 15 by 2043. The structure is 50 ft (15.2 m) long and 20 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWorkman Creek Road
CrossesWorkman Creek
Location0.4 S JCT 9634
RouteCounty Highway 65210
Coordinates46.97194, -123.42333
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating33.6 US tons
Inventory rating23.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span30 ft (9.1 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32 (2023)
Projected traffic15 by 2043
Trucks13%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Workman Creek Road over Workman Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Workman Creek Road over Workman Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2023.

How much traffic does Workman Creek Road over Workman Creek carry?

About 32 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Workman Creek Road over Workman Creek?

The structure is 50 ft (15.2 m) long with a longest span of 30 ft (9.1 m) and a deck 20 ft wide.

Who owns Workman Creek Road over Workman Creek?

It is owned by the County Highway Agency.