Csah 18 over Mississippi River

Good Condition52 years old285 vehicles/day

Location

StateMinnesota
CountyItasca
Location2.5 Mi W Of Jct Csah 11
CarriesCsah 18
CrossesMississippi River
Coordinates47.25195, -93.80404

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical4 — Foundations need monitoring

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length245.7 ft (74.9 m)
Max Span80.1 ft (24.4 m)
Deck Width39.7 ft (12.1 m)
Deck Area906.3 sq m
Main Spans3
Year Built1974

Traffic

Avg Daily Traffic285 (2017)
Lanes On Bridge2

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number31512

Nearby Bridges