US Bridges

I-194 over Kalamazoo River

Fair

Calhoun County, Michigan · 2.5 MI N of I-94 · Structure no. 000000000001200

Built
1966
59 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
372 ft
5 main spans
Daily traffic
24,600
2013 count
Owner
State
State Highway Agency

About this bridge

I-194 over Kalamazoo River is a steel continuous stringer/multi-beam or girder carrying I-194 over Kalamazoo River in Calhoun County, Michigan. It was built in 1966, so it is 59 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 24,600 vehicles a day, roughly 5% of them trucks, projected to reach 28,600 by 2033. The structure is 372 ft (113.3 m) long and 87 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesI-194
CrossesKalamazoo River
Location2.5 MI N of I-94
RouteInterstate 194
CountyCalhoun County
StateMichigan
Coordinates42.30433, -85.18364
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating73.2 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length372 ft (113.3 m)
Longest span77 ft (23.4 m)
Deck width87 ft (26.5 m)
Roadway width81 ft (24.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,600 (2013)
Projected traffic28,600 by 2033
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I-194 over Kalamazoo River built?

It was built in 1966, making it 59 years old in 2025.

What condition is I-194 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 July 2023.

How much traffic does I-194 over Kalamazoo River carry?

About 24,600 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is I-194 over Kalamazoo River?

The structure is 372 ft (113.3 m) long with a longest span of 77 ft (23.4 m) and a deck 87 ft wide.

Who owns I-194 over Kalamazoo River?

It is owned by the State Highway Agency.