US Bridges

Ramp C Ovr I75 I70 over Ir 75 & Ir 70 Rmp a & G

Good

Montgomery County, Ohio · Jct. I-75 & I-70 · Structure no. 5709059

Built
2005
20 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,377 ft
20 main spans
Daily traffic
88,123
2009 count
Owner
State
State Highway Agency

About this bridge

Ramp C Ovr I75 I70 over Ir 75 & Ir 70 Rmp a & G is a steel continuous stringer/multi-beam or girder carrying Ramp C Ovr I75 I70 over Ir 75 & Ir 70 Rmp a & G in Montgomery County, Ohio. It was built in 2005, so it is 20 years old, younger than the Ohio average of 47.3 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 88,123 vehicles a day, roughly 16% of them trucks, projected to reach 122,315 by 2029. The structure is 2,377 ft (724.5 m) long and 49 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRamp C Ovr I75 I70
CrossesIr 75 & Ir 70 Rmp a & G
LocationJct. I-75 & I-70
RouteInterstate 75
StateOhio
Coordinates39.86355, -84.18762
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans20
Design loadHS 25 or greater
Structure length2,377 ft (724.5 m)
Longest span157 ft (48 m)
Deck width49 ft (14.8 m)
Roadway width46 ft (13.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic88,123 (2009)
Projected traffic122,315 by 2029
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Ramp C Ovr I75 I70 over Ir 75 & Ir 70 Rmp a & G built?

It was built in 2005, making it 20 years old in 2025.

What condition is Ramp C Ovr I75 I70 over Ir 75 & Ir 70 Rmp a & G 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 Ramp C Ovr I75 I70 over Ir 75 & Ir 70 Rmp a & G carry?

About 88,123 vehicles per day (2009 count), of which roughly 16% are trucks.

How long is Ramp C Ovr I75 I70 over Ir 75 & Ir 70 Rmp a & G?

The structure is 2,377 ft (724.5 m) long with a longest span of 157 ft (48 m) and a deck 49 ft wide.

Who owns Ramp C Ovr I75 I70 over Ir 75 & Ir 70 Rmp a & G?

It is owned by the State Highway Agency.