US Bridges

US 33 over Big Walnut CR

Good

Franklin County, Ohio · 0.34 MI W of SR270 · Structure no. 2502011

Built
1963
62 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
303 ft
4 main spans
Daily traffic
34,107
2018 count
Owner
State
State Highway Agency

About this bridge

US 33 over Big Walnut CR is a prestressed concrete stringer/multi-beam or girder carrying US 33 over Big Walnut CR in Franklin County, Ohio. It was built in 1963, so it is 62 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 34,107 vehicles a day, roughly 7% of them trucks, projected to reach 47,341 by 2038. The structure is 303 ft (92.4 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 33
CrossesBig Walnut CR
Location0.34 MI W of SR270
RouteU.S. Route 33
CountyFranklin County
StateOhio
Coordinates39.89848, -82.89434
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 protection9 ExcellentNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating28.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length303 ft (92.4 m)
Longest span74 ft (22.7 m)
Deck width36 ft (11.1 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,107 (2018)
Projected traffic47,341 by 2038
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US 33 over Big Walnut CR built?

It was built in 1963, making it 62 years old in 2025.

What condition is US 33 over Big Walnut CR 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 April 2023.

How much traffic does US 33 over Big Walnut CR carry?

About 34,107 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is US 33 over Big Walnut CR?

The structure is 303 ft (92.4 m) long with a longest span of 74 ft (22.7 m) and a deck 36 ft wide.

Who owns US 33 over Big Walnut CR?

It is owned by the State Highway Agency.