US Bridges

58th Street over Kalamazoo River

Fair

Allegan County, Michigan · Approx 0.6 MI S 132 Ave · Structure no. 000000000000194

Built
1974
51 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
321 ft
5 main spans
Daily traffic
6,042
2010 count
Owner
County
County Highway Agency

About this bridge

58th Street over Kalamazoo River is a prestressed concrete box beam or girders - single or spread carrying 58th Street over Kalamazoo River in Allegan County, Michigan. It was built in 1974, so it is 51 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 6,042 vehicles a day, roughly 7% of them trucks, projected to reach 10,913 by 2030. The structure is 321 ft (97.8 m) long and 36 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Carries58th Street
CrossesKalamazoo River
LocationApprox 0.6 MI S 132 Ave
RouteCounty Highway 321
Coordinates42.64391, -86.11601
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length321 ft (97.8 m)
Longest span64 ft (19.5 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,042 (2010)
Projected traffic10,913 by 2030
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 58th Street over Kalamazoo River built?

It was built in 1974, making it 51 years old in 2025.

What condition is 58th Street over Kalamazoo River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does 58th Street over Kalamazoo River carry?

About 6,042 vehicles per day (2010 count), of which roughly 7% are trucks.

How long is 58th Street over Kalamazoo River?

The structure is 321 ft (97.8 m) long with a longest span of 64 ft (19.5 m) and a deck 36 ft wide.

Who owns 58th Street over Kalamazoo River?

It is owned by the County Highway Agency.