SR 18 over Soos CR

Good Condition67 years old26,257 vehicles/day

Location

StateWashington
CountyKing
Location6.7 E Jct SR 164
CarriesSR 18
CrossesSoos CR
Coordinates47.35289, -122.12992

Condition Ratings

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

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length120.1 ft (36.6 m)
Max Span46.9 ft (14.3 m)
Deck Width45.6 ft (13.9 m)
Deck Area508.7 sq m
Main Spans3
Year Built1959 (reconstructed 1979)

Traffic

Avg Daily Traffic26,257 (2023)
Truck Traffic14%
Lanes On Bridge2

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0006068D0000000

Nearby Bridges