Powerhouse Road over Naches River

Good Condition18 years old2,420 vehicles/day

Location

StateWashington
CountyYakima
Location500 West Of S. Naches RD
CarriesPowerhouse Road
CrossesNaches River
Coordinates46.63234, -120.58731

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length377.0 ft (114.9 m)
Max Span160.1 ft (48.8 m)
Deck Width41.7 ft (12.7 m)
Deck Area1459.2 sq m
Main Spans3
Year Built2008

Traffic

Avg Daily Traffic2,420 (2021)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number087725000000000

Nearby Bridges