Washington ST over Petaluma River

Poor Condition56 years old21,900 vehicles/day

Location

StateCalifornia
CountySonoma
LocationNear Downtown Petaluma
CarriesWashington ST
CrossesPetaluma River
Coordinates38.23582, -122.64046

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length105.0 ft (32 m)
Max Span50.9 ft (15.5 m)
Deck Width88.9 ft (27.1 m)
Deck Area867.2 sq m
Main Spans2
Year Built1970

Traffic

Avg Daily Traffic21,900 (2013)
Truck Traffic10%
Lanes On Bridge5

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number20C0045

Nearby Bridges