US Bridges

Kunz RD over Hellbranch Run(kunz Rd)

Good

Franklin County, Ohio · 0.2 MI South of Alkire RD · Structure no. 2531216

Built
1940
85 years old, rebuilt 2016
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
1,081
2015 count
Owner
County
County Highway Agency

About this bridge

Kunz RD over Hellbranch Run(kunz Rd) is a prestressed concrete box beam or girders - multiple carrying Kunz RD over Hellbranch Run(kunz Rd) in Franklin County, Ohio. It was built in 1940 and reconstructed in 2016, so it is 85 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 1,081 vehicles a day, roughly 5% of them trucks, projected to reach 1,500 by 2035. The structure is 64 ft (19.4 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesKunz RD
CrossesHellbranch Run(kunz Rd)
Location0.2 MI South of Alkire RD
RouteCounty Highway T0278
StateOhio
Coordinates39.90132, -83.16306
Functional classUrban 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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating31.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length64 ft (19.4 m)
Longest span60 ft (18.4 m)
Deck width25 ft (7.6 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,081 (2015)
Projected traffic1,500 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Kunz RD over Hellbranch Run(kunz Rd) built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 2016.

What condition is Kunz RD over Hellbranch Run(kunz Rd) 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 October 2024.

How much traffic does Kunz RD over Hellbranch Run(kunz Rd) carry?

About 1,081 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Kunz RD over Hellbranch Run(kunz Rd)?

The structure is 64 ft (19.4 m) long with a longest span of 60 ft (18.4 m) and a deck 25 ft wide.

Who owns Kunz RD over Hellbranch Run(kunz Rd)?

It is owned by the County Highway Agency.