US Bridges

US 101 over Walkers Creek

Good

Jefferson County, Washington · 22.0 S JCT SR 104 · Structure no. 0017476A0000000

Built
2008
17 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
145 ft
1 main span
Daily traffic
3,336
2023 count
Owner
State
State Highway Agency

About this bridge

US 101 over Walkers Creek is a prestressed concrete stringer/multi-beam or girder carrying US 101 over Walkers Creek in Jefferson County, Washington. It was built in 2008, so it is 17 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 3,336 vehicles a day, roughly 11% of them trucks, projected to reach 4,570 by 2039. The structure is 145 ft (44.2 m) long and 46 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS 101
CrossesWalkers Creek
Location22.0 S JCT SR 104
RouteU.S. Route 101
Coordinates47.68313, -122.89982
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating99 US tons
Inventory rating62.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length145 ft (44.2 m)
Longest span140 ft (42.7 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,336 (2023)
Projected traffic4,570 by 2039
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.1 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 101 over Walkers Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is US 101 over Walkers 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 October 2024.

How much traffic does US 101 over Walkers Creek carry?

About 3,336 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 101 over Walkers Creek?

The structure is 145 ft (44.2 m) long with a longest span of 140 ft (42.7 m) and a deck 46 ft wide.

Who owns US 101 over Walkers Creek?

It is owned by the State Highway Agency.