US Bridges

Michigan Ave over Mitchell Creek

Good

Mecosta County, Michigan · In City of Big Rapids · Structure no. 000000000012607

Built
1988
37 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
5,000
2005 count
Owner
City
City or Municipal Highway Agency

About this bridge

Michigan Ave over Mitchell Creek is a concrete culvert carrying Michigan Ave over Mitchell Creek in Mecosta County, Michigan. It was built in 1988, so it is 37 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 5,000 vehicles a day, roughly 10% of them trucks, projected to reach 9,000 by 2025. The structure is 23 ft (7 m) long.

CarriesMichigan Ave
CrossesMitchell Creek
LocationIn City of Big Rapids
RouteCity Street 0
Coordinates43.70261, -85.48202
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.2 US tons
Inventory rating37.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2005)
Projected traffic9,000 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Michigan Ave over Mitchell Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Michigan Ave over Mitchell Creek 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 March 2024.

How much traffic does Michigan Ave over Mitchell Creek carry?

About 5,000 vehicles per day (2005 count), of which roughly 10% are trucks.

How long is Michigan Ave over Mitchell Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns Michigan Ave over Mitchell Creek?

It is owned by the City or Municipal Highway Agency.