Csah 4 over Zumbro River

Fair Condition44 years old770 vehicles/day

Location

StateMinnesota
CountyWabasha
Location1.1 Mi SE Of Jct Csah 13
CarriesCsah 4
CrossesZumbro River
Coordinates44.28859, -92.18597

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway5 (Fair)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length530.8 ft (161.8 m)
Max Span105.3 ft (32.1 m)
Deck Width35.4 ft (10.8 m)
Deck Area1747.4 sq m
Main Spans5
Year Built1982

Traffic

Avg Daily Traffic770 (2018)
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number79524

Nearby Bridges