US 8 over ST Croix River

Fair Condition71 years old13,300 vehicles/day

Location

StateMinnesota
CountyChisago
LocationAt Wisconsin State Line
CarriesUS 8
CrossesST Croix River
Coordinates45.40191, -92.65042

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length405.8 ft (123.7 m)
Max Span160.1 ft (48.8 m)
Deck Width62.7 ft (19.1 m)
Deck Area2362.7 sq m
Main Spans3
Year Built1955 (reconstructed 1985)

Traffic

Avg Daily Traffic13,300 (2018)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number6566

Nearby Bridges