US Bridges

D Avenue over Kalamazoo River

Good

Kalamazoo County, Michigan · 1.6 MI E of Cooper Center · Structure no. 000000000004632

Built
2004
21 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
355 ft
3 main spans
Daily traffic
8,487
2015 count
Owner
County
County Highway Agency

About this bridge

D Avenue over Kalamazoo River is a prestressed concrete stringer/multi-beam or girder carrying D Avenue over Kalamazoo River in Kalamazoo County, Michigan. It was built in 2004, so it is 21 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 8,487 vehicles a day, roughly 7% of them trucks, projected to reach 15,329 by 2035. The structure is 355 ft (108.3 m) long and 56 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesD Avenue
CrossesKalamazoo River
Location1.6 MI E of Cooper Center
RouteCounty Highway 3990
Coordinates42.37624, -85.57764
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 rating98.2 US tons
Inventory rating71.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length355 ft (108.3 m)
Longest span115 ft (35.1 m)
Deck width56 ft (17.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,487 (2015)
Projected traffic15,329 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 D Avenue over Kalamazoo River built?

It was built in 2004, making it 21 years old in 2025.

What condition is D Avenue 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 October 2024.

How much traffic does D Avenue over Kalamazoo River carry?

About 8,487 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is D Avenue over Kalamazoo River?

The structure is 355 ft (108.3 m) long with a longest span of 115 ft (35.1 m) and a deck 56 ft wide.

Who owns D Avenue over Kalamazoo River?

It is owned by the County Highway Agency.