US Bridges

IR675 over Waterway

Fair

Montgomery County, Ohio · .53MI NE of JCT SR741 · Structure no. 5710944

Built
1985
40 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
59,968
2015 count
Owner
State
State Highway Agency

About this bridge

IR675 over Waterway is a concrete culvert carrying IR675 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 59,968 vehicles a day, roughly 6% of them trucks, projected to reach 83,236 by 2035. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIR675
CrossesWaterway
Location.53MI NE of JCT SR741
RouteInterstate 675
CountyMontgomery County
StateOhio
Coordinates39.6263, -84.21895
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length21 ft (6.4 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 traffic59,968 (2015)
Projected traffic83,236 by 2035
Trucks6%
Lanes on structure4
Traffic directionTwo-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 IR675 over Waterway built?

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

What condition is IR675 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 September 2024.

How much traffic does IR675 over Waterway carry?

About 59,968 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is IR675 over Waterway?

The structure is 21 ft (6.4 m) long with a longest span of 9 ft (2.7 m).

Who owns IR675 over Waterway?

It is owned by the State Highway Agency.