US Bridges

US 2 over S Fk Skykomish River

Poor

Snohomish County, Washington · 20.3 E JCT SR 203 · Structure no. 0001667A0000000

Built
1933
92 years old
Condition
Poor
inspected April 2024
Type
Truss - Thru
Steel
Length
446 ft
1 main span
Daily traffic
6,408
2023 count
Owner
State
State Highway Agency

About this bridge

US 2 over S Fk Skykomish River is a steel truss - thru carrying US 2 over S Fk Skykomish River in Snohomish County, Washington. It was built in 1933, so it is 92 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,408 vehicles a day, roughly 9% of them trucks, projected to reach 9,510 by 2039. The structure is 446 ft (135.9 m) long and 25 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS 2
CrossesS Fk Skykomish River
Location20.3 E JCT SR 203
RouteU.S. Route 2
Coordinates47.81245, -121.5788
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadH 15
Structure length446 ft (135.9 m)
Longest span240 ft (73.2 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck16 ft (5 m)

Traffic and service

Average daily traffic6,408 (2023)
Projected traffic9,510 by 2039
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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$6.4 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 2 over S Fk Skykomish River built?

It was built in 1933, making it 92 years old in 2025.

What condition is US 2 over S Fk Skykomish River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does US 2 over S Fk Skykomish River carry?

About 6,408 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is US 2 over S Fk Skykomish River?

The structure is 446 ft (135.9 m) long with a longest span of 240 ft (73.2 m) and a deck 25 ft wide.

Who owns US 2 over S Fk Skykomish River?

It is owned by the State Highway Agency.