I-405 over May Creek

Good Condition3 years old74,980 vehicles/day

Location

StateWashington
CountyKing
Location1.8 N Jct SR 900
CarriesI-405
CrossesMay Creek
Coordinates47.52800, -122.19756

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length166.0 ft (50.6 m)
Max Span164.0 ft (50 m)
Deck Width92.8 ft (28.3 m)
Deck Area1432.0 sq m
Main Spans1
Year Built2023

Traffic

Avg Daily Traffic74,980 (2023)
Truck Traffic6%
Lanes On Bridge4

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0019242B0000000

Nearby Bridges