I-496 WB over Forest RD

Fair Condition63 years old41,388 vehicles/day

Location

StateMichigan
CountyIngham
LocationIn Lansing (forest Rd)
CarriesI-496 WB
CrossesForest RD
Coordinates42.70461, -84.50525

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length108.6 ft (33.1 m)
Max Span41.3 ft (12.6 m)
Deck Width63.3 ft (19.3 m)
Deck Area638.8 sq m
Main Spans3
Year Built1963

Traffic

Avg Daily Traffic41,388 (2019)
Truck Traffic5%
Lanes On Bridge3
Lanes Under Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 10 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000003781

Nearby Bridges