US Bridges

Michigan Avenue over Mdot RR Cor & RR Street

Good

Jackson County, Michigan · West City Limits of Parma · Structure no. 000000000004476

Built
2020
5 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
243 ft
3 main spans
Daily traffic
3,659
2019 count
Owner
County
County Highway Agency

About this bridge

Michigan Avenue over Mdot RR Cor & RR Street is a prestressed concrete box beam or girders - multiple carrying Michigan Avenue over Mdot RR Cor & RR Street in Jackson County, Michigan. It was built in 2020, so it is 5 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,659 vehicles a day, roughly 2% of them trucks, projected to reach 5,437 by 2039. The structure is 243 ft (74.1 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesMichigan Avenue
CrossesMdot RR Cor & RR Street
LocationWest City Limits of Parma
RouteCounty Highway 3852
CountyJackson County
StateMichigan
Coordinates42.25918, -84.6026
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating83.2 US tons
Inventory rating64.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadGreater than HL 93
Structure length243 ft (74.1 m)
Longest span90 ft (27.4 m)
Deck width40 ft (12.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,659 (2019)
Projected traffic5,437 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$600 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Michigan Avenue over Mdot RR Cor & RR Street built?

It was built in 2020, making it 5 years old in 2025.

What condition is Michigan Avenue over Mdot RR Cor & RR Street in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does Michigan Avenue over Mdot RR Cor & RR Street carry?

About 3,659 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Michigan Avenue over Mdot RR Cor & RR Street?

The structure is 243 ft (74.1 m) long with a longest span of 90 ft (27.4 m) and a deck 40 ft wide.

Who owns Michigan Avenue over Mdot RR Cor & RR Street?

It is owned by the County Highway Agency.