SW Spokane ST over W Waterway Of Duwamish

Fair Condition35 years old11,500 vehicles/day

Location

StateWashington
CountyKing
Location1200 SW Spokane ST
CarriesSW Spokane ST
CrossesW Waterway Of Duwamish
Coordinates47.57139, -122.35361

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignMovable - Swing
Total Length836.0 ft (254.8 m)
Max Span440.0 ft (134.1 m)
Deck Width50.9 ft (15.5 m)
Deck Area3949.4 sq m
Main Spans3
Year Built1991

Traffic

Avg Daily Traffic11,500 (2022)
Truck Traffic30%
Lanes On Bridge2

Inspection & Ownership

Last Inspection423
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number085944000000000

Nearby Bridges

SW Spokane ST over Delridge Way SW 0.2 mi Fair SW Spokane ST over Duwamish River W Waterwy 0.2 mi Fair SW Spokane ST over Klickitat E Marginal Rr 0.2 mi Fair 16th AVE SW over Klickitat AVE SW Rr 0.3 mi Good SW Spokane ST over E Marginal Way S 0.3 mi Fair Overpass To T-5 over W. Marginal Wy S.w. 0.3 mi Fair SW Spokane ST over Duwamish River E Waterwy 0.3 mi Fair SW Spokane ST over Delridge Way SW 0.4 mi Fair SW Spokane ST over E Marginal Way S 0.5 mi Fair Spokane Street over Spokane Street 0.5 mi Good