US Bridges

NB Ir 71 over 3RR;USR 27;IR 75; Usr 42

Fair

Hamilton County, Ohio · Oh-Ky State Line · Structure no. 3105970

Built
1963
62 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
3,043 ft
35 main spans
Daily traffic
67,393
2015 count
Owner
State
State Highway Agency

About this bridge

NB Ir 71 over 3RR;USR 27;IR 75; Usr 42 is a steel continuous stringer/multi-beam or girder carrying NB Ir 71 over 3RR;USR 27;IR 75; Usr 42 in Hamilton County, Ohio. It was built in 1963, so it is 62 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 67,393 vehicles a day, roughly 15% of them trucks, projected to reach 93,541 by 2035. The structure is 3,043 ft (927.4 m) long and 48 ft wide.

Location

Open in Google Maps
CarriesNB Ir 71
Crosses3RR;USR 27;IR 75; Usr 42
LocationOh-Ky State Line
RouteInterstate 71
CountyHamilton County
StateOhio
Coordinates39.09304, -84.52252
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans35
Design loadHS 20
Structure length3,043 ft (927.4 m)
Longest span186 ft (56.8 m)
Deck width48 ft (14.6 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic67,393 (2015)
Projected traffic93,541 by 2035
Trucks15%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 NB Ir 71 over 3RR;USR 27;IR 75; Usr 42 built?

It was built in 1963, making it 62 years old in 2025.

What condition is NB Ir 71 over 3RR;USR 27;IR 75; Usr 42 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does NB Ir 71 over 3RR;USR 27;IR 75; Usr 42 carry?

About 67,393 vehicles per day (2015 count), of which roughly 15% are trucks.

How long is NB Ir 71 over 3RR;USR 27;IR 75; Usr 42?

The structure is 3,043 ft (927.4 m) long with a longest span of 186 ft (56.8 m) and a deck 48 ft wide.

Who owns NB Ir 71 over 3RR;USR 27;IR 75; Usr 42?

It is owned by the State Highway Agency.