US Bridges

Gardner RD over S Br Flint River

Good

Lapeer County, Michigan · 0.25 MI N of E Brocker RD · Structure no. 000000000014414

Built
2021
4 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
100
2019 count
Owner
County
County Highway Agency

About this bridge

Gardner RD over S Br Flint River is a concrete culvert carrying Gardner RD over S Br Flint River in Lapeer County, Michigan. It was built in 2021, so it is 4 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 100 vehicles a day, projected to reach 115 by 2039. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGardner RD
CrossesS Br Flint River
Location0.25 MI N of E Brocker RD
RouteCounty Highway 0
Coordinates42.91699, -83.2632
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating56.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadGreater than HL 93
Structure length25 ft (7.5 m)
Longest span25 ft (7.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2019)
Projected traffic115 by 2039
Trucks0%
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 Gardner RD over S Br Flint River built?

It was built in 2021, making it 4 years old in 2025.

What condition is Gardner RD over S Br Flint 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 June 2023.

How much traffic does Gardner RD over S Br Flint River carry?

About 100 vehicles per day (2019 count).

How long is Gardner RD over S Br Flint River?

The structure is 25 ft (7.5 m) long with a longest span of 25 ft (7.5 m).

Who owns Gardner RD over S Br Flint River?

It is owned by the County Highway Agency.