US Bridges

32 Mile Road over N Br Clinton River

Good

Macomb County, Michigan · 0.4 MI W of Romeo Plank · Structure no. 000000000006227

Built
2016
9 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
92 ft
1 main span
Daily traffic
16,300
2015 count
Owner
County
County Highway Agency

About this bridge

32 Mile Road over N Br Clinton River is a prestressed concrete box beam or girders - single or spread carrying 32 Mile Road over N Br Clinton River in Macomb County, Michigan. It was built in 2016, so it is 9 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 16,300 vehicles a day, roughly 5% of them trucks, projected to reach 17,600 by 2035. The structure is 92 ft (28 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries32 Mile Road
CrossesN Br Clinton River
Location0.4 MI W of Romeo Plank
RouteCounty Highway 5080
Coordinates42.80512, -82.96832
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating56.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length92 ft (28 m)
Longest span89 ft (27.1 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,300 (2015)
Projected traffic17,600 by 2035
Trucks5%
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 N Br Clinton River built?

It was built in 2016, making it 9 years old in 2025.

What condition is 32 Mile Road over N Br Clinton 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 October 2024.

How much traffic does 32 Mile Road over N Br Clinton River carry?

About 16,300 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is 32 Mile Road over N Br Clinton River?

The structure is 92 ft (28 m) long with a longest span of 89 ft (27.1 m) and a deck 42 ft wide.

Who owns 32 Mile Road over N Br Clinton River?

It is owned by the County Highway Agency.