US Bridges

34 Mile Road over North Branch Clinton R

Fair

Macomb County, Michigan · 2.1 MI East of Van Dyke · Structure no. 000000000006288

Built
1991
34 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
331
2009 count
Owner
County
County Highway Agency

About this bridge

34 Mile Road over North Branch Clinton R is a prestressed concrete box beam or girders - multiple carrying 34 Mile Road over North Branch Clinton R in Macomb County, Michigan. It was built in 1991, so it is 34 years old, younger 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 331 vehicles a day, roughly 2% of them trucks, projected to reach 543 by 2029. The structure is 57 ft (17.3 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries34 Mile Road
CrossesNorth Branch Clinton R
Location2.1 MI East of Van Dyke
RouteCounty Highway 0
Coordinates42.83442, -82.98091
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating38.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length57 ft (17.3 m)
Longest span55 ft (16.7 m)
Deck width43 ft (13.2 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic331 (2009)
Projected traffic543 by 2029
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 34 Mile Road over North Branch Clinton R built?

It was built in 1991, making it 34 years old in 2025.

What condition is 34 Mile Road over North Branch Clinton R 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 July 2024.

How much traffic does 34 Mile Road over North Branch Clinton R carry?

About 331 vehicles per day (2009 count), of which roughly 2% are trucks.

How long is 34 Mile Road over North Branch Clinton R?

The structure is 57 ft (17.3 m) long with a longest span of 55 ft (16.7 m) and a deck 43 ft wide.

Who owns 34 Mile Road over North Branch Clinton R?

It is owned by the County Highway Agency.