Csah 1 over Mississippi River

Fair Condition56 years old1,143 vehicles/day

Location

StateMinnesota
CountyAitkin
Location0.5 Mi N Of Jct TH 210
CarriesCsah 1
CrossesMississippi River
Coordinates46.54046, -93.70748

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length364.2 ft (111 m)
Max Span72.2 ft (22 m)
Deck Width39.4 ft (12 m)
Deck Area1,332 sq m
Main Spans5
Year Built1970

Traffic

Avg Daily Traffic1,143 (2022)
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number01506

Nearby Bridges