SR 520 E-n Ramp over 115th AVE NE & Trail

Fair Condition33 years old12,471 vehicles/day

Location

StateWashington
CountyKing
LocationJct I-405
CarriesSR 520 E-n Ramp
Crosses115th AVE NE & Trail
Coordinates47.63406, -122.18664

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length319.9 ft (97.5 m)
Max Span91.9 ft (28 m)
Deck Width50.2 ft (15.3 m)
Deck Area1491.8 sq m
Main Spans4
Year Built1993

Traffic

Avg Daily Traffic12,471 (2023)
Truck Traffic5%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0014039E0000000

Nearby Bridges

I-405 over 115th AVE NE & Trail 0.0 mi Good I-405 over Northup Way 0.1 mi Good S-e Ramp I-405 over SR 520 0.1 mi Good SR 520 W-n Ramp over Northup Way 0.1 mi Fair I-405 over Northup Way 0.1 mi Good SR 520 E-n Ramp over Northup Way 0.1 mi Good I-405 S-w Ramp over Northup Way 0.1 mi Good I-405 over Bnrr & 115 AVE NE 0.1 mi Fair S-w & S-e Ramps over 115th AVE NE & Trail 0.1 mi Good Northup Way over Eastside Rail Corridor 0.1 mi Fair