US Bridges

Ashton RD over US-131

Fair

Osceola County, Michigan · 0.5 MI W of Ashton · Structure no. 000000000008574

Built
1985
40 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
366 ft
5 main spans
Daily traffic
1,500
1982 count
Owner
State
State Highway Agency

About this bridge

Ashton RD over US-131 is a prestressed concrete stringer/multi-beam or girder carrying Ashton RD over US-131 in Osceola County, Michigan. It was built in 1985, so it is 40 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 1,500 vehicles a day, projected to reach 1,500 by 1977. The structure is 366 ft (111.5 m) long and 50 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesAshton RD
CrossesUS-131
Location0.5 MI W of Ashton
RouteCounty Highway 6711
CountyOsceola County
StateMichigan
Coordinates43.97353, -85.51279
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 rating76.4 US tons
Inventory rating38.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length366 ft (111.5 m)
Longest span98 ft (29.8 m)
Deck width50 ft (15.2 m)
Roadway width47 ft (14.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (1982)
Projected traffic1,500 by 1977
Trucks—
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ashton RD over US-131 built?

It was built in 1985, making it 40 years old in 2025.

What condition is Ashton RD over US-131 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 September 2023.

How much traffic does Ashton RD over US-131 carry?

About 1,500 vehicles per day (1982 count).

How long is Ashton RD over US-131?

The structure is 366 ft (111.5 m) long with a longest span of 98 ft (29.8 m) and a deck 50 ft wide.

Who owns Ashton RD over US-131?

It is owned by the State Highway Agency.