M-71 over Shiawassee River

Fair Condition95 years old6,379 vehicles/day

Location

StateMichigan
CountyShiawassee
Location2.3 Mi NW Of M-78
CarriesM-71
CrossesShiawassee River
Coordinates42.94610, -84.03602

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour CriticalUnknown

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length110.9 ft (33.8 m)
Max Span54.8 ft (16.7 m)
Deck Width46.6 ft (14.2 m)
Deck Area480.0 sq m
Main Spans2
Year Built1931 (reconstructed 1999)

Traffic

Avg Daily Traffic6,379 (2007)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000009768

Nearby Bridges

Parmenter RD over Shiawassee River 0.3 mi Good Goodall RD over Shiawassee River 0.3 mi Good Main ST over Holly Drain 0.5 mi Poor Walnut Street over Holly Drain 0.6 mi Fair Maple Street over Holly Drain 0.8 mi Fair Vernon Road over Webb Creek 1.0 mi Fair Reed RD over Webb Creek 1.8 mi Good Reed RD over Holly Drain 1.8 mi Good Vernon RD over I-69 1.9 mi Poor I-69 WB over Cn Rr & Reed RD 1.9 mi Poor