US Bridges

M-57 over US-127

Fair

Gratiot County, Michigan · Washington Twp Sec 8 & 17 · Structure no. 000000000012950

Built
2000
25 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
319 ft
4 main spans
Daily traffic
3,900
2013 count
Owner
State
State Highway Agency

About this bridge

M-57 over US-127 is a prestressed concrete box beam or girders - single or spread carrying M-57 over US-127 in Gratiot County, Michigan. It was built in 2000, so it is 25 years old, younger 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 3,900 vehicles a day, roughly 10% of them trucks, projected to reach 4,325 by 2033. The structure is 319 ft (97.3 m) long and 59 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesM-57
CrossesUS-127
LocationWashington Twp Sec 8 & 17
RouteState Highway 57
CountyGratiot County
StateMichigan
Coordinates43.17596, -84.56361
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating50.4 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length319 ft (97.3 m)
Longest span125 ft (38.1 m)
Deck width59 ft (17.9 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2013)
Projected traffic4,325 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was M-57 over US-127 built?

It was built in 2000, making it 25 years old in 2025.

What condition is M-57 over US-127 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 M-57 over US-127 carry?

About 3,900 vehicles per day (2013 count), of which roughly 10% are trucks.

How long is M-57 over US-127?

The structure is 319 ft (97.3 m) long with a longest span of 125 ft (38.1 m) and a deck 59 ft wide.

Who owns M-57 over US-127?

It is owned by the State Highway Agency.