I-75 over Cn Gtw & Ns Rrs

Fair Condition72 years old63,766 vehicles/day

Location

StateMichigan
CountyMonroe
LocationIn Monroe
CarriesI-75
CrossesCn Gtw & Ns Rrs
Coordinates41.89904, -83.37400

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length169.9 ft (51.8 m)
Max Span43.0 ft (13.1 m)
Deck Width116.1 ft (35.4 m)
Deck Area1833.7 sq m
Main Spans4
Year Built1954 (reconstructed 1989)

Traffic

Avg Daily Traffic63,766 (2007)
Truck Traffic23%
Lanes On Bridge7
Lanes Under Bridge2

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000007172

Nearby Bridges