US Bridges

32 Mile Road over Coon Creek

Fair

Macomb County, Michigan · 0.9MI West of North Ave · Structure no. 000000000006228

Built
1968
57 years old
Condition
Fair
inspected May 2024
Type
Culvert
Steel
Length
46 ft
3 main spans
Daily traffic
6,300
2009 count
Owner
County
County Highway Agency

About this bridge

32 Mile Road over Coon Creek is a steel culvert carrying 32 Mile Road over Coon Creek in Macomb County, Michigan. It was built in 1968, so it is 57 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 6,300 vehicles a day, roughly 3% of them trucks, projected to reach 9,362 by 2029. The structure is 46 ft (14 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries32 Mile Road
CrossesCoon Creek
Location0.9MI West of North Ave
RouteCounty Highway 5080
CountyMacomb County
StateMichigan
Coordinates42.80602, -82.9012
Functional classRural Minor 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating101.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadH 20
Structure length46 ft (14 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2009)
Projected traffic9,362 by 2029
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 32 Mile Road over Coon Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is 32 Mile Road over Coon 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 May 2024.

How much traffic does 32 Mile Road over Coon Creek carry?

About 6,300 vehicles per day (2009 count), of which roughly 3% are trucks.

How long is 32 Mile Road over Coon Creek?

The structure is 46 ft (14 m) long with a longest span of 14 ft (4.2 m).

Who owns 32 Mile Road over Coon Creek?

It is owned by the County Highway Agency.