68th Street over M Br Black River

Fair Condition44 years old78 vehicles/day

Location

StateMichigan
CountyAllegan
LocationCasco Twp Sec 32-33
Carries68th Street
CrossesM Br Black River
Coordinates42.43247, -86.20711

Condition Ratings

Overall ConditionFair
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure6 (Satisfactory)
Channel/Waterway5 (Fair)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length84.0 ft (25.6 m)
Max Span42.0 ft (12.8 m)
Deck Width31.2 ft (9.5 m)
Deck Area243.2 sq m
Main Spans2
Year Built1982

Traffic

Avg Daily Traffic78 (2016)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000000219

Nearby Bridges