US Bridges

ST Charles RD over US-127 / Mid MI Path

Fair

Gratiot County, Michigan · @ N Ithaca City Lts · Structure no. 000000000003108

Built
1965
60 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
231 ft
4 main spans
Daily traffic
324
1997 count
Owner
State
State Highway Agency

About this bridge

ST Charles RD over US-127 / Mid MI Path is a steel stringer/multi-beam or girder carrying ST Charles RD over US-127 / Mid MI Path in Gratiot County, Michigan. It was built in 1965, so it is 60 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 6 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 324 vehicles a day, roughly 2% of them trucks, projected to reach 90 by 1977. The structure is 231 ft (70.4 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesST Charles RD
CrossesUS-127 / Mid MI Path
Location@ N Ithaca City Lts
RouteCounty Highway 0
CountyGratiot County
StateMichigan
Coordinates43.30617, -84.59653
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating72.5 US tons
Inventory rating37.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length231 ft (70.4 m)
Longest span80 ft (24.3 m)
Deck width31 ft (9.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (1997)
Projected traffic90 by 1977
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST Charles RD over US-127 / Mid MI Path built?

It was built in 1965, making it 60 years old in 2025.

What condition is ST Charles RD over US-127 / Mid MI Path 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 May 2023.

How much traffic does ST Charles RD over US-127 / Mid MI Path carry?

About 324 vehicles per day (1997 count), of which roughly 2% are trucks.

How long is ST Charles RD over US-127 / Mid MI Path?

The structure is 231 ft (70.4 m) long with a longest span of 80 ft (24.3 m) and a deck 31 ft wide.

Who owns ST Charles RD over US-127 / Mid MI Path?

It is owned by the State Highway Agency.