US Bridges

Bowman Road over Belle River Drain

Good

Lapeer County, Michigan · Sec 33-34 Imlay Twp · Structure no. 000000000005429

Built
2024
1 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
67 ft
1 main span
Daily traffic
310
2023 count
Owner
County
County Highway Agency

About this bridge

Bowman Road over Belle River Drain is a prestressed concrete box beam or girders - single or spread carrying Bowman Road over Belle River Drain in Lapeer County, Michigan. It was built in 2024, so it is 1 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 310 vehicles a day, roughly 5% of them trucks, projected to reach 450 by 2043. The structure is 67 ft (20.5 m) long and 35 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesBowman Road
CrossesBelle River Drain
LocationSec 33-34 Imlay Twp
RouteCounty Highway 0
Coordinates42.98341, -83.04559
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 23 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating78.3 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length67 ft (20.5 m)
Longest span67 ft (20.5 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic310 (2023)
Projected traffic450 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Bowman Road over Belle River Drain built?

It was built in 2024, making it 1 years old in 2025.

What condition is Bowman Road over Belle River Drain 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 Bowman Road over Belle River Drain carry?

About 310 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Bowman Road over Belle River Drain?

The structure is 67 ft (20.5 m) long with a longest span of 67 ft (20.5 m) and a deck 35 ft wide.

Who owns Bowman Road over Belle River Drain?

It is owned by the County Highway Agency.