US Bridges

US-131 (old) over Muskegon River

Good

Mecosta County, Michigan · 2.8 MI NW of Stanwood · Structure no. 000000000006692

Built
1996
29 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
300 ft
3 main spans
Daily traffic
7,526
2007 count
Owner
State
State Highway Agency

About this bridge

US-131 (old) over Muskegon River is a prestressed concrete stringer/multi-beam or girder carrying US-131 (old) over Muskegon River in Mecosta County, Michigan. It was built in 1996, so it is 29 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 7,526 vehicles a day, roughly 3% of them trucks, projected to reach 8,145 by 2018. The structure is 300 ft (91.4 m) long and 47 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesUS-131 (old)
CrossesMuskegon River
Location2.8 MI NW of Stanwood
RouteU.S. Route 131
Coordinates43.60795, -85.48056
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating89.9 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length300 ft (91.4 m)
Longest span105 ft (32 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,526 (2007)
Projected traffic8,145 by 2018
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-131 (old) over Muskegon River built?

It was built in 1996, making it 29 years old in 2025.

What condition is US-131 (old) over Muskegon River 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 (old) over Muskegon River carry?

About 7,526 vehicles per day (2007 count), of which roughly 3% are trucks.

How long is US-131 (old) over Muskegon River?

The structure is 300 ft (91.4 m) long with a longest span of 105 ft (32 m) and a deck 47 ft wide.

Who owns US-131 (old) over Muskegon River?

It is owned by the State Highway Agency.