US Bridges

US-131 SB over 3 Mile Road

Good

Mecosta County, Michigan · West of Morley · Structure no. 000000000006710

Built
1979
46 years old, rebuilt 2014
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
86 ft
1 main span
Daily traffic
20,300
2014 count
Owner
State
State Highway Agency

About this bridge

US-131 SB over 3 Mile Road is a prestressed concrete box beam or girders - single or spread carrying US-131 SB over 3 Mile Road in Mecosta County, Michigan. It was built in 1979 and reconstructed in 2014, so it is 46 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,300 vehicles a day, roughly 9% of them trucks, projected to reach 23,600 by 2034. The structure is 86 ft (26.2 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-131 SB
Crosses3 Mile Road
LocationWest of Morley
RouteU.S. Route 131
Coordinates43.51141, -85.48674
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating37.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length86 ft (26.2 m)
Longest span84 ft (25.5 m)
Deck width57 ft (17.4 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,300 (2014)
Projected traffic23,600 by 2034
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US-131 SB over 3 Mile Road built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 2014.

What condition is US-131 SB over 3 Mile Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does US-131 SB over 3 Mile Road carry?

About 20,300 vehicles per day (2014 count), of which roughly 9% are trucks.

How long is US-131 SB over 3 Mile Road?

The structure is 86 ft (26.2 m) long with a longest span of 84 ft (25.5 m) and a deck 57 ft wide.

Who owns US-131 SB over 3 Mile Road?

It is owned by the State Highway Agency.