US Bridges

24 Mile Road over Middle Br Clinton River

Fair

Macomb County, Michigan · 0.3 MI E of Romeo Plank · Structure no. 000000000006350

Built
1972
53 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
1,664
2008 count
Owner
County
County Highway Agency

About this bridge

24 Mile Road over Middle Br Clinton River is a prestressed concrete box beam or girders - multiple carrying 24 Mile Road over Middle Br Clinton River in Macomb County, Michigan. It was built in 1972, so it is 53 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 5 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 1,664 vehicles a day, roughly 2% of them trucks, projected to reach 2,473 by 2028. The structure is 64 ft (19.5 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries24 Mile Road
CrossesMiddle Br Clinton River
Location0.3 MI E of Romeo Plank
RouteCounty Highway 0
Coordinates42.68645, -82.94734
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating65.7 US tons
Inventory rating36.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span62 ft (18.9 m)
Deck width34 ft (10.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,664 (2008)
Projected traffic2,473 by 2028
Trucks2%
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 24 Mile Road over Middle Br Clinton River built?

It was built in 1972, making it 53 years old in 2025.

What condition is 24 Mile Road over Middle Br Clinton River 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 24 Mile Road over Middle Br Clinton River carry?

About 1,664 vehicles per day (2008 count), of which roughly 2% are trucks.

How long is 24 Mile Road over Middle Br Clinton River?

The structure is 64 ft (19.5 m) long with a longest span of 62 ft (18.9 m) and a deck 34 ft wide.

Who owns 24 Mile Road over Middle Br Clinton River?

It is owned by the County Highway Agency.