SE 312th Way over SR 18

Good Condition29 years old24 vehicles/day

Location

StateWashington
CountyKing
Location3.8 E Jct SR 164
CarriesSE 312th Way
CrossesSR 18
Coordinates47.31900, -122.16497

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length227.0 ft (69.2 m)
Max Span120.1 ft (36.6 m)
Deck Width29.9 ft (9.1 m)
Deck Area629.7 sq m
Main Spans2
Year Built1997

Traffic

Avg Daily Traffic24 (2014)
Truck Traffic1%
Lanes On Bridge2
Lanes Under Bridge5

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0014776G0000000

Nearby Bridges