US Bridges

East Michigan Ave over Kalamazoo River

Good

Kalamazoo County, Michigan · 0.2 MI East of Galesburg · Structure no. 000000000004630

Built
1995
30 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
240 ft
3 main spans
Daily traffic
5,428
2015 count
Owner
County
County Highway Agency

About this bridge

East Michigan Ave over Kalamazoo River is a prestressed concrete stringer/multi-beam or girder carrying East Michigan Ave over Kalamazoo River in Kalamazoo County, Michigan. It was built in 1995, so it is 30 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,428 vehicles a day, roughly 13% of them trucks, projected to reach 9,804 by 2035. The structure is 240 ft (73.2 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesEast Michigan Ave
CrossesKalamazoo River
Location0.2 MI East of Galesburg
RouteCounty Highway 3956
CountyKalamazoo County
StateMichigan
Coordinates42.28852, -85.40139
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating65 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span80 ft (24.4 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,428 (2015)
Projected traffic9,804 by 2035
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was East Michigan Ave over Kalamazoo River built?

It was built in 1995, making it 30 years old in 2025.

What condition is East Michigan Ave over Kalamazoo River 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 March 2024.

How much traffic does East Michigan Ave over Kalamazoo River carry?

About 5,428 vehicles per day (2015 count), of which roughly 13% are trucks.

How long is East Michigan Ave over Kalamazoo River?

The structure is 240 ft (73.2 m) long with a longest span of 80 ft (24.4 m) and a deck 43 ft wide.

Who owns East Michigan Ave over Kalamazoo River?

It is owned by the County Highway Agency.