US Bridges

NB Ir 71 over Duck Creek

Fair

Hamilton County, Ohio · .3 MI N of SR 562 · Structure no. 3115178

Built
1971
54 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
22,580
2013 count
Owner
State
State Highway Agency

About this bridge

NB Ir 71 over Duck Creek is a concrete culvert carrying NB Ir 71 over Duck Creek in Hamilton 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 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 22,580 vehicles a day, roughly 15% of them trucks, projected to reach 31,341 by 2033. The structure is 28 ft (8.5 m) long.

CarriesNB Ir 71
CrossesDuck Creek
Location.3 MI N of SR 562
RouteInterstate 71
StateOhio
Coordinates39.16462, -84.42724
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length28 ft (8.5 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,580 (2013)
Projected traffic31,341 by 2033
Trucks15%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was NB Ir 71 over Duck Creek built?

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

What condition is NB Ir 71 over Duck Creek 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 April 2024.

How much traffic does NB Ir 71 over Duck Creek carry?

About 22,580 vehicles per day (2013 count), of which roughly 15% are trucks.

How long is NB Ir 71 over Duck Creek?

The structure is 28 ft (8.5 m) long with a longest span of 14 ft (4.3 m).

Who owns NB Ir 71 over Duck Creek?

It is owned by the State Highway Agency.