US Bridges

Emerald Parkway over Cosgray Ditch

Good

Franklin County, Ohio · 450 N of Innovation DR · Structure no. 2569159

Built
2001
24 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
29 ft
1 main span
Daily traffic
13,583
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Emerald Parkway over Cosgray Ditch is a concrete culvert carrying Emerald Parkway over Cosgray Ditch in Franklin County, Ohio. It was built in 2001, so it is 24 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 13,583 vehicles a day, roughly 4% of them trucks, projected to reach 17,868 by 2035. The structure is 29 ft (8.7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesEmerald Parkway
CrossesCosgray Ditch
Location450 N of Innovation DR
RouteCity Street 4251
CountyFranklin County
StateOhio
Coordinates40.09234, -83.14151
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating42.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length29 ft (8.7 m)
Longest span26 ft (8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,583 (2022)
Projected traffic17,868 by 2035
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Emerald Parkway over Cosgray Ditch built?

It was built in 2001, making it 24 years old in 2025.

What condition is Emerald Parkway over Cosgray Ditch 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 2023.

How much traffic does Emerald Parkway over Cosgray Ditch carry?

About 13,583 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Emerald Parkway over Cosgray Ditch?

The structure is 29 ft (8.7 m) long with a longest span of 26 ft (8 m).

Who owns Emerald Parkway over Cosgray Ditch?

It is owned by the City or Municipal Highway Agency.