Mn 99 over Minnesota River

Fair Condition95 years old5,548 vehicles/day

Location

StateMinnesota
CountyLe Sueur
LocationIn ST Peter
CarriesMn 99
CrossesMinnesota River
Coordinates44.32479, -93.95314

Condition Ratings

Overall ConditionFair
Deck8 (Very Good)
Superstructure5 (Fair)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical4 — Foundations need monitoring

Physical Characteristics

MaterialSteel Continuous
DesignTruss - Thru
Total Length402.2 ft (122.6 m)
Max Span196.2 ft (59.8 m)
Deck Width31.2 ft (9.5 m)
Deck Area1164.7 sq m
Main Spans2
Year Built1931

Traffic

Avg Daily Traffic5,548 (2022)
Truck Traffic9%
Lanes On Bridge2

Inspection & Ownership

Last Inspection524
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is on the National Register of Historic Places
Structure Number4930

Nearby Bridges