US Bridges

IR-75 Ramp to I675 over Waterway

Fair

Montgomery County, Ohio · 2.6 MI N of Warren CO · Structure no. 5710871

Built
1985
40 years old
Condition
Fair
inspected November 2024
Type
Culvert
Steel
Length
20 ft
2 main spans
Daily traffic
83,260
2009 count
Owner
State
State Highway Agency

About this bridge

IR-75 Ramp to I675 over Waterway is a steel culvert carrying IR-75 Ramp to I675 over Waterway in Montgomery County, Ohio. It was built in 1985, so it is 40 years old, younger than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 83,260 vehicles a day, projected to reach 115,565 by 2029. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIR-75 Ramp to I675
CrossesWaterway
Location2.6 MI N of Warren CO
RouteInterstate 75
CountyMontgomery County
StateOhio
Coordinates39.62288, -84.22718
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating107.1 US tons
Inventory rating75 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length20 ft (6.1 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic83,260 (2009)
Projected traffic115,565 by 2029
Trucks—
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IR-75 Ramp to I675 over Waterway built?

It was built in 1985, making it 40 years old in 2025.

What condition is IR-75 Ramp to I675 over Waterway 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 November 2024.

How much traffic does IR-75 Ramp to I675 over Waterway carry?

About 83,260 vehicles per day (2009 count).

How long is IR-75 Ramp to I675 over Waterway?

The structure is 20 ft (6.1 m) long with a longest span of 9 ft (2.7 m).

Who owns IR-75 Ramp to I675 over Waterway?

It is owned by the State Highway Agency.