Walnut ST over I-496

Fair Condition58 years old12,100 vehicles/day

Location

StateMichigan
CountyIngham
LocationIn Lansing
CarriesWalnut ST
CrossesI-496
Coordinates42.72611, -84.55711

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length188.3 ft (57.4 m)
Max Span62.7 ft (19.1 m)
Deck Width66.3 ft (20.2 m)
Deck Area1159.5 sq m
Main Spans4
Year Built1968

Traffic

Avg Daily Traffic12,100 (1988)
Truck Traffic3%
Lanes On Bridge4
Lanes Under Bridge4

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 10 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000003742

Nearby Bridges

Pine ST over I-496 0.1 mi Fair Capitol AVE over I-496 0.2 mi Fair Washington AVE over I-496 0.2 mi Fair S Washington AVE over Grand River 0.3 mi Fair Ramp E over I-496 Ramp WB 0.3 mi Fair Grand AVE over I-496 0.3 mi Fair Elm Street over Grand River 0.3 mi Good Ramp H over I-496 Ramp EB 0.3 mi Fair E Elm Street over Red Cedar River 0.5 mi Poor M-99 (mlk AVE Nb) over I-496 0.5 mi Fair