Structure 2580A0000000 · Snohomish County, WA

US 2 over Sultan River

Carries US 2 over Sultan River, 7.1 E Jct SR 203.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT590 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 6/9 · sets the ratingSubstructure 7/9

590 ft end to end: about 1.6 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a through truss.

Built194086 years old
Length589.9 ft179.8 m
Daily traffic23,022counted 2023
Last inspectedMarch 2024every 24 months

Location

StateWashington
CountySnohomish
Location7.1 E Jct SR 203
CarriesUS 2
CrossesSultan River
Coordinates47.86060, -121.82131

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length589.9 ft (179.8 m)
Max Span240.2 ft (73.2 m)
Deck Width25.6 ft (7.8 m)
Deck Area1402.4 sq m
Main Spans1
Year Built1940

Traffic

Avg Daily Traffic23,022 (2023)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last InspectionMarch 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is eligible for the National Register
Scour Critical3 — Scour critical
Structure Number0002580A0000000

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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