US Bridges

I-75 Ramps C & D over Ballenger RD

Fair

Genesee County, Michigan · I-75 Ramp to EB I-69 · Structure no. 000000000002551

Built
1969
56 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
184 ft
3 main spans
Daily traffic
4,900
1988 count
Owner
State
State Highway Agency

About this bridge

I-75 Ramps C & D over Ballenger RD is a steel stringer/multi-beam or girder carrying I-75 Ramps C & D over Ballenger RD in Genesee County, Michigan. It was built in 1969, so it is 56 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,900 vehicles a day, roughly 12% of them trucks, projected to reach 5,635 by 2008. The structure is 184 ft (56.1 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-75 Ramps C & D
CrossesBallenger RD
LocationI-75 Ramp to EB I-69
RouteInterstate 75
CountyGenesee County
StateMichigan
Coordinates42.98446, -83.72881
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.7 US tons
Inventory rating48.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length184 ft (56.1 m)
Longest span73 ft (22.1 m)
Deck width51 ft (15.6 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,900 (1988)
Projected traffic5,635 by 2008
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-75 Ramps C & D over Ballenger RD built?

It was built in 1969, making it 56 years old in 2025.

What condition is I-75 Ramps C & D over Ballenger RD in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does I-75 Ramps C & D over Ballenger RD carry?

About 4,900 vehicles per day (1988 count), of which roughly 12% are trucks.

How long is I-75 Ramps C & D over Ballenger RD?

The structure is 184 ft (56.1 m) long with a longest span of 73 ft (22.1 m) and a deck 51 ft wide.

Who owns I-75 Ramps C & D over Ballenger RD?

It is owned by the State Highway Agency.