Mn 1 over Thief River

Fair Condition70 years old5,800 vehicles/day

Location

StateMinnesota
CountyPennington
Location0.3 Mi E Of Jct TH 32
CarriesMn 1
CrossesThief River
Coordinates48.12421, -96.16952

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure8 (Very Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length174.9 ft (53.3 m)
Max Span65.0 ft (19.8 m)
Deck Width62.3 ft (19 m)
Deck Area1012.7 sq m
Main Spans3
Year Built1956 (reconstructed 1988)

Traffic

Avg Daily Traffic5,800 (2019)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number9070

Nearby Bridges