SR 18 over Bnrr Auburn-blk Diamond

Good Condition67 years old27,343 vehicles/day

Location

StateWashington
CountyKing
Location2.3 E Jct SR 164
CarriesSR 18
CrossesBnrr Auburn-blk Diamond
Coordinates47.30014, -122.18011

Condition Ratings

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

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length307.1 ft (93.6 m)
Max Span74.1 ft (22.6 m)
Deck Width54.1 ft (16.5 m)
Deck Area1544.4 sq m
Main Spans4
Year Built1959 (reconstructed 1992)

Traffic

Avg Daily Traffic27,343 (2023)
Truck Traffic11%
Lanes On Bridge3
Lanes Under Bridge2

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0006068B0000000

Nearby Bridges

SR 18 over Bnrr Auburn-blk Diamond 0.0 mi Good SR 18 over Green River 0.2 mi Fair SR 18 over Green River 0.2 mi Good SE Aub-blk Dia RD over Green River 0.2 mi Fair SE Green Valley RD over Green River 1.2 mi Fair SR 18 over Bnsf Rr Spur 1.4 mi Fair SR 18 over Bnsf Rr Spur 1.4 mi Good SR 164 over R ST 1.4 mi Good SE 312th Way over SR 18 1.5 mi Good SR 18 over M Street 1.6 mi Good