US Bridges

Benn-Harm-Cnt RD over I-71

Good

Morrow County, Ohio · 4.4 MI N of SR229 · Structure no. 5901359

Built
1960
65 years old, rebuilt 2008
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
363 ft
4 main spans
Daily traffic
808
2015 count
Owner
State
State Highway Agency

About this bridge

Benn-Harm-Cnt RD over I-71 is a steel continuous stringer/multi-beam or girder carrying Benn-Harm-Cnt RD over I-71 in Morrow County, Ohio. It was built in 1960 and reconstructed in 2008, so it is 65 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 808 vehicles a day, roughly 8% of them trucks, projected to reach 70,658 by 2035. The structure is 363 ft (110.7 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBenn-Harm-Cnt RD
CrossesI-71
Location4.4 MI N of SR229
RouteCounty Highway C0170
StateOhio
Coordinates40.45284, -82.78408
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating46.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length363 ft (110.7 m)
Longest span112 ft (34 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic808 (2015)
Projected traffic70,658 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
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 Benn-Harm-Cnt RD over I-71 built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2008.

What condition is Benn-Harm-Cnt RD over I-71 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 2024.

How much traffic does Benn-Harm-Cnt RD over I-71 carry?

About 808 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Benn-Harm-Cnt RD over I-71?

The structure is 363 ft (110.7 m) long with a longest span of 112 ft (34 m) and a deck 30 ft wide.

Who owns Benn-Harm-Cnt RD over I-71?

It is owned by the State Highway Agency.