US Bridges

Wolcott Road over N Branch Clinton River

Good

Macomb County, Michigan · 0.4 MI North of 29 Mile · Structure no. 000000000006385

Built
2014
11 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
100 ft
2 main spans
Daily traffic
860
2021 count
Owner
County
County Highway Agency

About this bridge

Wolcott Road over N Branch Clinton River is a prestressed concrete box beam or girders - single or spread carrying Wolcott Road over N Branch Clinton River in Macomb County, Michigan. It was built in 2014, so it is 11 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 860 vehicles a day, roughly 2% of them trucks, projected to reach 1,000 by 2041. The structure is 100 ft (30.5 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesWolcott Road
CrossesN Branch Clinton River
Location0.4 MI North of 29 Mile
RouteCounty Highway 0
CountyMacomb County
StateMichigan
Coordinates42.76626, -82.92679
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.5 US tons
Inventory rating63.6 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadGreater than HL 93
Structure length100 ft (30.5 m)
Longest span64 ft (19.4 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic860 (2021)
Projected traffic1,000 by 2041
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 Wolcott Road over N Branch Clinton River built?

It was built in 2014, making it 11 years old in 2025.

What condition is Wolcott Road over N Branch 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 April 2023.

How much traffic does Wolcott Road over N Branch Clinton River carry?

About 860 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Wolcott Road over N Branch Clinton River?

The structure is 100 ft (30.5 m) long with a longest span of 64 ft (19.4 m) and a deck 33 ft wide.

Who owns Wolcott Road over N Branch Clinton River?

It is owned by the County Highway Agency.