SR 520 over 124 AVE NE - NW Ramp

Good Condition55 years old45,466 vehicles/day

Location

StateWashington
CountyKing
Location0.6 E Jct I-405
CarriesSR 520
Crosses124 AVE NE - NW Ramp
Coordinates47.63072, -122.17569

Condition Ratings

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

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length200.1 ft (61 m)
Max Span80.1 ft (24.4 m)
Deck Width60.0 ft (18.3 m)
Deck Area1116.3 sq m
Main Spans3
Year Built1971 (reconstructed 1998)

Traffic

Avg Daily Traffic45,466 (2023)
Truck Traffic3%
Lanes On Bridge3
Lanes Under Bridge3

Inspection & Ownership

Last Inspection124
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0009086D0000000

Nearby Bridges

I-405 N-e Ramp over SR 520 Ramps 0.0 mi Good SR 520 over 124 AVE NE - NW Ramp 0.0 mi Fair I-405 N-e Ramp over Northup Way 0.3 mi Good 124 NE AVE NE over West Tributary 0.3 mi Good SR 520 over 120th AVE NE 0.3 mi Fair SR 520 over Northup Way 0.3 mi Good SR 520 over 130th AVE NE 0.4 mi Fair SR 520 over 130th AVE NE 0.4 mi Good SR 520 over Peat Bog 0.4 mi Fair 124th AVE SE over Storwater Facility 0.4 mi Good