US Bridges

Lyons RD over IR-675

Good

Montgomery County, Ohio · .68MI NE of JCT SR741 · Structure no. 5710979

Built
1985
40 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
307 ft
2 main spans
Daily traffic
1,905
2015 count
Owner
State
State Highway Agency

About this bridge

Lyons RD over IR-675 is a steel continuous stringer/multi-beam or girder carrying Lyons RD over IR-675 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 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 1,905 vehicles a day, roughly 4% of them trucks, projected to reach 83,236 by 2035. The structure is 307 ft (93.6 m) long and 70 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLyons RD
CrossesIR-675
Location.68MI NE of JCT SR741
RouteCounty Highway 150
StateOhio
Coordinates39.6275, -84.21711
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length307 ft (93.6 m)
Longest span155 ft (47.2 m)
Deck width70 ft (21.3 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,905 (2015)
Projected traffic83,236 by 2035
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 Lyons RD over IR-675 built?

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

What condition is Lyons 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 September 2023.

How much traffic does Lyons RD over IR-675 carry?

About 1,905 vehicles per day (2015 count), of which roughly 4% are trucks.

How long is Lyons RD over IR-675?

The structure is 307 ft (93.6 m) long with a longest span of 155 ft (47.2 m) and a deck 70 ft wide.

Who owns Lyons RD over IR-675?

It is owned by the State Highway Agency.