US Bridges

M-11 over US-131

Fair

Kent County, Michigan · In Wyoming · Structure no. 000000000004970

Built
2004
21 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
153 ft
2 main spans
Daily traffic
44,816
2007 count
Owner
State
State Highway Agency

About this bridge

M-11 over US-131 is a prestressed concrete box beam or girders - single or spread carrying M-11 over US-131 in Kent County, Michigan. It was built in 2004, so it is 21 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 44,816 vehicles a day, roughly 4% of them trucks, projected to reach 50,591 by 2018. The structure is 153 ft (46.6 m) long and 94 ft wide.

CarriesM-11
CrossesUS-131
LocationIn Wyoming
RouteState Highway 11
Coordinates42.91325, -85.67753
Functional classUrban Other Principal 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionAugust 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 alignment7: Better than present minimum criteria
Operating rating54.2 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length153 ft (46.6 m)
Longest span76 ft (23.3 m)
Deck width94 ft (28.6 m)
Roadway width82 ft (25.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,816 (2007)
Projected traffic50,591 by 2018
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 M-11 over US-131 built?

It was built in 2004, making it 21 years old in 2025.

What condition is M-11 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 August 2023.

How much traffic does M-11 over US-131 carry?

About 44,816 vehicles per day (2007 count), of which roughly 4% are trucks.

How long is M-11 over US-131?

The structure is 153 ft (46.6 m) long with a longest span of 76 ft (23.3 m) and a deck 94 ft wide.

Who owns M-11 over US-131?

It is owned by the State Highway Agency.