US Bridges

Genesee Road over ST Joseph River

Good

Hillsdale County, Michigan · 0.3 Mile E of Bunn Road · Structure no. 000000000003333

Built
2003
22 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
150
2014 count
Owner
County
County Highway Agency

About this bridge

Genesee Road over ST Joseph River is a prestressed concrete box beam or girders - multiple carrying Genesee Road over ST Joseph River in Hillsdale 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 150 vehicles a day, projected to reach 246 by 2038. The structure is 51 ft (15.5 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesGenesee Road
CrossesST Joseph River
Location0.3 Mile E of Bunn Road
RouteCounty Highway 0
CountyHillsdale County
StateMichigan
Coordinates41.99981, -84.68544
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating73 US tons
Inventory rating43.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span46 ft (14 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2014)
Projected traffic246 by 2038
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Genesee Road over ST Joseph River built?

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

What condition is Genesee Road over ST Joseph 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 November 2024.

How much traffic does Genesee Road over ST Joseph River carry?

About 150 vehicles per day (2014 count).

How long is Genesee Road over ST Joseph River?

The structure is 51 ft (15.5 m) long with a longest span of 46 ft (14 m) and a deck 32 ft wide.

Who owns Genesee Road over ST Joseph River?

It is owned by the County Highway Agency.