US Bridges

SB Ir 675 over Norfolk Southern RR

Good

Greene County, Ohio · .3 MI S of SR 444 · Structure no. 2904373

Built
1975
50 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
275 ft
4 main spans
Daily traffic
23,339
2015 count
Owner
State
State Highway Agency

About this bridge

SB Ir 675 over Norfolk Southern RR is a steel continuous stringer/multi-beam or girder carrying SB Ir 675 over Norfolk Southern RR in Greene County, Ohio. It was built in 1975, so it is 50 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 23,339 vehicles a day, roughly 17% of them trucks, projected to reach 32,395 by 2035. The structure is 275 ft (83.8 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSB Ir 675
CrossesNorfolk Southern RR
Location.3 MI S of SR 444
RouteInterstate 675
StateOhio
Coordinates39.83993, -83.99259
Functional classUrban Principal Arterial - Interstate

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 inspectionDecember 2024
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 rating78.6 US tons
Inventory rating46.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length275 ft (83.8 m)
Longest span76 ft (23.2 m)
Deck width61 ft (18.6 m)
Roadway width59 ft (17.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,339 (2015)
Projected traffic32,395 by 2035
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SB Ir 675 over Norfolk Southern RR built?

It was built in 1975, making it 50 years old in 2025.

What condition is SB Ir 675 over Norfolk Southern RR 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 December 2024.

How much traffic does SB Ir 675 over Norfolk Southern RR carry?

About 23,339 vehicles per day (2015 count), of which roughly 17% are trucks.

How long is SB Ir 675 over Norfolk Southern RR?

The structure is 275 ft (83.8 m) long with a longest span of 76 ft (23.2 m) and a deck 61 ft wide.

Who owns SB Ir 675 over Norfolk Southern RR?

It is owned by the State Highway Agency.