US Bridges

I-194 over Gtw RR

Fair

Calhoun County, Michigan · 3.2 MI N of I-94 · Structure no. 000000000001202

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

About this bridge

I-194 over Gtw RR is a steel stringer/multi-beam or girder carrying I-194 over Gtw RR 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 206 ft (62.9 m) long and 97 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesI-194
CrossesGtw RR
Location3.2 MI N of I-94
RouteInterstate 194
CountyCalhoun County
StateMichigan
Coordinates42.3133, -85.18118
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.3 US tons
Inventory rating44.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length206 ft (62.9 m)
Longest span102 ft (31.2 m)
Deck width97 ft (29.7 m)
Roadway width91 ft (27.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,600 (2013)
Projected traffic28,600 by 2033
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-194 over Gtw RR built?

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

What condition is I-194 over Gtw RR 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 Gtw RR carry?

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

How long is I-194 over Gtw RR?

The structure is 206 ft (62.9 m) long with a longest span of 102 ft (31.2 m) and a deck 97 ft wide.

Who owns I-194 over Gtw RR?

It is owned by the State Highway Agency.