US Bridges

Loop RD over Ir 675

Good

Montgomery County, Ohio · .51MI E of JCT SR48 · Structure no. 5711355

Built
1970
55 years old, rebuilt 1985
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
301 ft
4 main spans
Daily traffic
6,008
2015 count
Owner
State
State Highway Agency

About this bridge

Loop RD over Ir 675 is a steel continuous stringer/multi-beam or girder carrying Loop RD over Ir 675 in Montgomery County, Ohio. It was built in 1970 and reconstructed in 1985, so it is 55 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,008 vehicles a day, roughly 5% of them trucks, projected to reach 102,802 by 2035. The structure is 301 ft (91.7 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLoop RD
CrossesIr 675
Location.51MI E of JCT SR48
RouteCity Street M5090
StateOhio
Coordinates39.64835, -84.14818
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating53.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length301 ft (91.7 m)
Longest span86 ft (26.2 m)
Deck width38 ft (11.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,008 (2015)
Projected traffic102,802 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Loop RD over Ir 675 built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1985.

What condition is Loop RD over Ir 675 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 August 2023.

How much traffic does Loop RD over Ir 675 carry?

About 6,008 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Loop RD over Ir 675?

The structure is 301 ft (91.7 m) long with a longest span of 86 ft (26.2 m) and a deck 38 ft wide.

Who owns Loop RD over Ir 675?

It is owned by the State Highway Agency.