Old HWY No. 9 over Prairie Creek

Fair Condition90 years old3,433 vehicles/day

Location

StateWashington
CountyThurston
Location0.8 M NW Old HWY 99
CarriesOld HWY No. 9
CrossesPrairie Creek
Coordinates46.79117, -123.02254

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure5 (Fair)
Channel/Waterway8 (Very Good)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialConcrete Continuous
DesignFrame
Total Length43.0 ft (13.1 m)
Max Span21.0 ft (6.4 m)
Deck Width27.2 ft (8.3 m)
Deck Area108.7 sq m
Main Spans2
Year Built1936

Traffic

Avg Daily Traffic3,433 (2021)
Truck Traffic15%
Lanes On Bridge2

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number081714000000000

Nearby Bridges