15 Street NW over Mill Creek Wetland

Fair Condition12 years old20,648 vehicles/day

Location

StateWashington
CountyKing
Location0.2 Mi W Of SR 169
Carries15 Street NW
CrossesMill Creek Wetland
Coordinates47.32248, -122.24829

Condition Ratings

Overall ConditionFair
Channel/Waterway7 (Good)
Culvert5 (Fair)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length27.9 ft (8.5 m)
Max Span25.9 ft (7.9 m)
Deck Width129.9 ft (39.6 m)
Deck Area336.6 sq m
Main Spans1
Year Built2014

Traffic

Avg Daily Traffic20,648 (2019)
Truck Traffic13%
Lanes On Bridge4

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number089183000000000

Nearby Bridges