US Bridges

SR 8 over E Fk Wildcat Creek

Good

Grays Harbor County, Washington · 0.3 E JCT SR 108 · Structure no. 0018976D0000000

Built
2017
8 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
160 ft
1 main span
Daily traffic
8,576
2023 count
Owner
State
State Highway Agency

About this bridge

SR 8 over E Fk Wildcat Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 8 over E Fk Wildcat Creek in Grays Harbor County, Washington. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,576 vehicles a day, roughly 10% of them trucks, projected to reach 9,634 by 2039. The structure is 160 ft (48.8 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 8
CrossesE Fk Wildcat Creek
Location0.3 E JCT SR 108
RouteState Highway 8
CountyGrays Harbor County
StateWashington
Coordinates47.05444, -123.28103
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.3 US tons
Inventory rating47.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length160 ft (48.8 m)
Longest span155 ft (47.2 m)
Deck width40 ft (12.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,576 (2023)
Projected traffic9,634 by 2039
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$6.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 8 over E Fk Wildcat Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is SR 8 over E Fk Wildcat 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 December 2023.

How much traffic does SR 8 over E Fk Wildcat Creek carry?

About 8,576 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR 8 over E Fk Wildcat Creek?

The structure is 160 ft (48.8 m) long with a longest span of 155 ft (47.2 m) and a deck 40 ft wide.

Who owns SR 8 over E Fk Wildcat Creek?

It is owned by the State Highway Agency.