US Bridges

US-131 Bl over Mitchell Creek

Fair

Mecosta County, Michigan · In Big Rapids · Structure no. 000000000006700

Built
1948
77 years old, rebuilt 2003
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
14,351
2007 count
Owner
State
State Highway Agency

About this bridge

US-131 Bl over Mitchell Creek is a steel stringer/multi-beam or girder carrying US-131 Bl over Mitchell Creek in Mecosta County, Michigan. It was built in 1948 and reconstructed in 2003, so it is 77 years old, older 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 14,351 vehicles a day, roughly 3% of them trucks, projected to reach 21,518 by 2018. The structure is 40 ft (12.2 m) long and 62 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS-131 Bl
CrossesMitchell Creek
LocationIn Big Rapids
RouteU.S. Route 131
Coordinates43.69957, -85.48397
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating88.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width62 ft (19 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,351 (2007)
Projected traffic21,518 by 2018
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-131 Bl over Mitchell Creek built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 2003.

What condition is US-131 Bl over Mitchell Creek 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 2024.

How much traffic does US-131 Bl over Mitchell Creek carry?

About 14,351 vehicles per day (2007 count), of which roughly 3% are trucks.

How long is US-131 Bl over Mitchell Creek?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 62 ft wide.

Who owns US-131 Bl over Mitchell Creek?

It is owned by the State Highway Agency.