US Bridges

Ballenger Highway over Swartz Creek

Good

Genesee County, Michigan · 0.25 Mile South of Miller · Structure no. 000000000002717

Built
2015
10 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
74 ft
1 main span
Daily traffic
14,060
2015 count
Owner
County
County Highway Agency

About this bridge

Ballenger Highway over Swartz Creek is a prestressed concrete box beam or girders - single or spread carrying Ballenger Highway over Swartz Creek in Genesee County, Michigan. It was built in 2015, so it is 10 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 14,060 vehicles a day, roughly 8% of them trucks, projected to reach 25,394 by 2035. The structure is 74 ft (22.6 m) long and 55 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesBallenger Highway
CrossesSwartz Creek
Location0.25 Mile South of Miller
RouteCounty Highway 2002
Coordinates42.98811, -83.73275
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.7 US tons
Inventory rating78.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length74 ft (22.6 m)
Longest span73 ft (22.2 m)
Deck width55 ft (16.9 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,060 (2015)
Projected traffic25,394 by 2035
Trucks8%
Lanes on structure4
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 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 Ballenger Highway over Swartz Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is Ballenger Highway over Swartz 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 September 2023.

How much traffic does Ballenger Highway over Swartz Creek carry?

About 14,060 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Ballenger Highway over Swartz Creek?

The structure is 74 ft (22.6 m) long with a longest span of 73 ft (22.2 m) and a deck 55 ft wide.

Who owns Ballenger Highway over Swartz Creek?

It is owned by the County Highway Agency.