US Bridges

US 101 over Braden Creek

Good

Jefferson County, Washington · 17.4 N Grays Hbr CO · Structure no. 0001302A0000000

Built
1931
94 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Concrete
Length
26 ft
1 main span
Daily traffic
1,151
2023 count
Owner
State
State Highway Agency

About this bridge

US 101 over Braden Creek is a concrete tee beam carrying US 101 over Braden Creek in Jefferson County, Washington. It was built in 1931, so it is 94 years old, older 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 1,151 vehicles a day, roughly 23% of them trucks, projected to reach 1,814 by 2039. The structure is 26 ft (7.9 m) long and 27 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS 101
CrossesBraden Creek
Location17.4 N Grays Hbr CO
RouteU.S. Route 101
Coordinates47.739, -124.34961
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than 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 rating52 US tons
Inventory rating31 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,151 (2023)
Projected traffic1,814 by 2039
Trucks23%
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 statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$370,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 101 over Braden Creek built?

It was built in 1931, making it 94 years old in 2025.

What condition is US 101 over Braden 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 August 2024.

How much traffic does US 101 over Braden Creek carry?

About 1,151 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is US 101 over Braden Creek?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 27 ft wide.

Who owns US 101 over Braden Creek?

It is owned by the State Highway Agency.