US Bridges

29 Mile Road over Deer Creek

Good

Macomb County, Michigan · 0.2 MI East of Bates Road · Structure no. 000000000006333

Built
2003
22 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
300
2009 count
Owner
County
County Highway Agency

About this bridge

29 Mile Road over Deer Creek is a prestressed concrete box beam or girders - multiple carrying 29 Mile Road over Deer Creek in Macomb County, Michigan. It was built in 2003, so it is 22 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 300 vehicles a day, roughly 3% of them trucks, projected to reach 446 by 2029. The structure is 45 ft (13.7 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries29 Mile Road
CrossesDeer Creek
Location0.2 MI East of Bates Road
RouteCounty Highway 0
Coordinates42.76358, -82.81834
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating66.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span44 ft (13.3 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2009)
Projected traffic446 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 29 Mile Road over Deer Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is 29 Mile Road over Deer Creek 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 July 2023.

How much traffic does 29 Mile Road over Deer Creek carry?

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

How long is 29 Mile Road over Deer Creek?

The structure is 45 ft (13.7 m) long with a longest span of 44 ft (13.3 m) and a deck 44 ft wide.

Who owns 29 Mile Road over Deer Creek?

It is owned by the County Highway Agency.