SR 18 over Green River

Fair Condition67 years old28,147 vehicles/day

Location

StateWashington
CountyKing
Location2.5 E Jct SR 164
CarriesSR 18
CrossesGreen River
Coordinates47.30246, -122.17746

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length371.1 ft (113.1 m)
Max Span200.1 ft (61 m)
Deck Width32.8 ft (10 m)
Deck Area1,131 sq m
Main Spans1
Year Built1959

Traffic

Avg Daily Traffic28,147 (2023)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number0006066B0000000

Nearby Bridges

SR 18 over Green River 0.0 mi Good SE Aub-blk Dia RD over Green River 0.1 mi Fair SR 18 over Bnrr Auburn-blk Diamond 0.2 mi Good SR 18 over Bnrr Auburn-blk Diamond 0.2 mi Good SE Green Valley RD over Green River 1.2 mi Fair SE 312th Way over SR 18 1.3 mi Good SR 18 over Bnsf Rr Spur 1.5 mi Good SR 18 over Bnsf Rr Spur 1.5 mi Fair 8th Street NE over Green River 1.6 mi Fair SR 164 over R ST 1.6 mi Good