US Bridges

Gardner RD over Big Darby CR (gardner)

Good

Franklin County, Ohio · At Alkire RD · Structure no. 2535297

Built
1992
33 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
308 ft
1 main span
Daily traffic
865
2015 count
Owner
County
County Highway Agency

About this bridge

Gardner RD over Big Darby CR (gardner) is a steel stringer/multi-beam or girder carrying Gardner RD over Big Darby CR (gardner) in Franklin County, Ohio. It was built in 1992, so it is 33 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 865 vehicles a day, roughly 8% of them trucks, projected to reach 1,201 by 2035. The structure is 308 ft (93.9 m) long and 36 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesGardner RD
CrossesBig Darby CR (gardner)
LocationAt Alkire RD
RouteCounty Highway C0281
StateOhio
Coordinates39.89409, -83.21704
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75 US tons
Inventory rating46.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+5 approach)
Design loadHS 20 + Mod
Structure length308 ft (93.9 m)
Longest span80 ft (24.4 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic865 (2015)
Projected traffic1,201 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Gardner RD over Big Darby CR (gardner) built?

It was built in 1992, making it 33 years old in 2025.

What condition is Gardner RD over Big Darby CR (gardner) 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 November 2024.

How much traffic does Gardner RD over Big Darby CR (gardner) carry?

About 865 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Gardner RD over Big Darby CR (gardner)?

The structure is 308 ft (93.9 m) long with a longest span of 80 ft (24.4 m) and a deck 36 ft wide.

Who owns Gardner RD over Big Darby CR (gardner)?

It is owned by the County Highway Agency.