SR 530 over S Fk Stillaguamish R

Good Condition29 years old13,355 vehicles/day

Location

StateWashington
CountySnohomish
Location0.5 E Jct SR 9
CarriesSR 530
CrossesS Fk Stillaguamish R
Coordinates48.20039, -122.11923

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length596.1 ft (181.7 m)
Max Span175.9 ft (53.6 m)
Deck Width50.9 ft (15.5 m)
Deck Area2816.3 sq m
Main Spans4
Year Built1997

Traffic

Avg Daily Traffic13,355 (2023)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0014820A0000000

Nearby Bridges