US Bridges

Brant Road over South Branch Bad River

Good

Saginaw County, Michigan · 1.0 MI E of Hemlock Road · Structure no. 000000000009208

Built
2008
17 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
136 ft
2 main spans
Daily traffic
1,019
2007 count
Owner
County
County Highway Agency

About this bridge

Brant Road over South Branch Bad River is a prestressed concrete stringer/multi-beam or girder carrying Brant Road over South Branch Bad River in Saginaw County, Michigan. It was built in 2008, so it is 17 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 1,019 vehicles a day, roughly 5% of them trucks, projected to reach 1,243 by 2027. The structure is 136 ft (41.5 m) long and 34 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesBrant Road
CrossesSouth Branch Bad River
Location1.0 MI E of Hemlock Road
RouteCounty Highway 7328
Coordinates43.25919, -84.20848
Functional classRural Major Collector

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 inspectionOctober 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.1 US tons
Inventory rating49.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length136 ft (41.5 m)
Longest span93 ft (28.3 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,019 (2007)
Projected traffic1,243 by 2027
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Brant Road over South Branch Bad River built?

It was built in 2008, making it 17 years old in 2025.

What condition is Brant Road over South Branch Bad 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 October 2024.

How much traffic does Brant Road over South Branch Bad River carry?

About 1,019 vehicles per day (2007 count), of which roughly 5% are trucks.

How long is Brant Road over South Branch Bad River?

The structure is 136 ft (41.5 m) long with a longest span of 93 ft (28.3 m) and a deck 34 ft wide.

Who owns Brant Road over South Branch Bad River?

It is owned by the County Highway Agency.