4th ST over Mill Creek

Poor Condition118 years old2,624 vehicles/day

Location

StateWashington
CountyWalla Walla
Location4th And Mill CR
Carries4th ST
CrossesMill Creek
Coordinates46.06694, -118.34300

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length50.9 ft (15.5 m)
Max Span48.9 ft (14.9 m)
Deck Width78.1 ft (23.8 m)
Deck Area368.9 sq m
Main Spans1
Year Built1908

Traffic

Avg Daily Traffic2,624 (2023)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number085349000000000

Nearby Bridges