North Mercer Way over I-90

Good Condition37 years old2,922 vehicles/day

Location

StateWashington
CountyKing
Location5.0 E Jct SR 900
CarriesNorth Mercer Way
CrossesI-90
Coordinates47.57856, -122.21289

Condition Ratings

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

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length254.9 ft (77.7 m)
Max Span85.0 ft (25.9 m)
Deck Width148.0 ft (45.1 m)
Deck Area3504.3 sq m
Main Spans3
Year Built1989

Traffic

Avg Daily Traffic2,922 (2002)
Truck Traffic2%
Lanes On Bridge2
Lanes Under Bridge10

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is eligible for the National Register
Structure Number0013221B0000000

Nearby Bridges

East Mercer Way over I-90 0.3 mi Good Shorewood Drive over I-90 0.4 mi Fair I-90 over East Channel-lk Wash 0.4 mi Fair I-90 over East Channel-lk Wash 0.4 mi Fair E-e Ramp over I-90 Ramps Mercer Sl 1.0 mi Good Island Crest Way over I-90 1.0 mi Good SE 28th ST over I-90 E-s Ramp 1.0 mi Good WB I-90 Ramp over Relief 1.0 mi Good 80th AVE over I-90 1.0 mi Fair I-90 over Mercer Slough 1.1 mi Poor