US Bridges

NB SR 48F over S123*S;S48*N(S123*N)

Good

Warren County, Ohio · Over SR 48 & 123 · Structure no. 8305579

Built
1971
54 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
205 ft
3 main spans
Daily traffic
12,996
2015 count
Owner
State
State Highway Agency

About this bridge

NB SR 48F over S123*S;S48*N(S123*N) is a steel continuous stringer/multi-beam or girder carrying NB SR 48F over S123*S;S48*N(S123*N) in Warren County, Ohio. It was built in 1971, so it is 54 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 12,996 vehicles a day, roughly 4% of them trucks, projected to reach 18,038 by 2035. The structure is 205 ft (62.5 m) long and 52 ft wide.

CarriesNB SR 48F
CrossesS123*S;S48*N(S123*N)
LocationOver SR 48 & 123
RouteState Highway 48
StateOhio
Coordinates39.43185, -84.19034
Functional classUrban Other Principal 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating48.9 US tons
Inventory rating37.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length205 ft (62.5 m)
Longest span85 ft (25.9 m)
Deck width52 ft (15.9 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,996 (2015)
Projected traffic18,038 by 2035
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 NB SR 48F over S123*S;S48*N(S123*N) built?

It was built in 1971, making it 54 years old in 2025.

What condition is NB SR 48F over S123*S;S48*N(S123*N) 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 NB SR 48F over S123*S;S48*N(S123*N) carry?

About 12,996 vehicles per day (2015 count), of which roughly 4% are trucks.

How long is NB SR 48F over S123*S;S48*N(S123*N)?

The structure is 205 ft (62.5 m) long with a longest span of 85 ft (25.9 m) and a deck 52 ft wide.

Who owns NB SR 48F over S123*S;S48*N(S123*N)?

It is owned by the State Highway Agency.