US Bridges

IR75 over Stanley Avenue

Fair

Montgomery County, Ohio · 1.57MI N of JCT SR48 · Structure no. 5708648

Built
1959
66 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
206 ft
4 main spans
Daily traffic
105,449
2015 count
Owner
State
State Highway Agency

About this bridge

IR75 over Stanley Avenue is a steel continuous stringer/multi-beam or girder carrying IR75 over Stanley Avenue in Montgomery County, Ohio. It was built in 1959, so it is 66 years old, older 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 105,449 vehicles a day, roughly 14% of them trucks, projected to reach 146,363 by 2035. The structure is 206 ft (62.8 m) long and 120 ft wide.

CarriesIR75
CrossesStanley Avenue
Location1.57MI N of JCT SR48
RouteInterstate 75
StateOhio
Coordinates39.78806, -84.1837
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating46.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length206 ft (62.8 m)
Longest span60 ft (18.3 m)
Deck width120 ft (36.5 m)
Roadway width117 ft (35.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic105,449 (2015)
Projected traffic146,363 by 2035
Trucks14%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 IR75 over Stanley Avenue built?

It was built in 1959, making it 66 years old in 2025.

What condition is IR75 over Stanley Avenue 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 October 2024.

How much traffic does IR75 over Stanley Avenue carry?

About 105,449 vehicles per day (2015 count), of which roughly 14% are trucks.

How long is IR75 over Stanley Avenue?

The structure is 206 ft (62.8 m) long with a longest span of 60 ft (18.3 m) and a deck 120 ft wide.

Who owns IR75 over Stanley Avenue?

It is owned by the State Highway Agency.