US Bridges

Ir 70 over SR 48

Good

Montgomery County, Ohio · Jct. SR-48 · Structure no. 5705533

Built
2015
10 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
114 ft
1 main span
Daily traffic
45,057
2015 count
Owner
State
State Highway Agency

About this bridge

Ir 70 over SR 48 is a prestressed concrete stringer/multi-beam or girder carrying Ir 70 over SR 48 in Montgomery County, Ohio. It was built in 2015, so it is 10 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 45,057 vehicles a day, roughly 24% of them trucks, projected to reach 62,539 by 2035. The structure is 114 ft (34.8 m) long and 147 ft wide.

CarriesIr 70
CrossesSR 48
LocationJct. SR-48
RouteInterstate 70
StateOhio
Coordinates39.85862, -84.28038
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.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length114 ft (34.8 m)
Longest span110 ft (33.5 m)
Deck width147 ft (44.9 m)
Roadway width140 ft (42.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,057 (2015)
Projected traffic62,539 by 2035
Trucks24%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
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 Ir 70 over SR 48 built?

It was built in 2015, making it 10 years old in 2025.

What condition is Ir 70 over SR 48 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 Ir 70 over SR 48 carry?

About 45,057 vehicles per day (2015 count), of which roughly 24% are trucks.

How long is Ir 70 over SR 48?

The structure is 114 ft (34.8 m) long with a longest span of 110 ft (33.5 m) and a deck 147 ft wide.

Who owns Ir 70 over SR 48?

It is owned by the State Highway Agency.