US Bridges

SR-161 EB over Big Walnut Creek

Good

Franklin County, Ohio · 0.90 Miles East of I-270 · Structure no. 2509563

Built
2007
18 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
312 ft
3 main spans
Daily traffic
1,946
2015 count
Owner
State
State Highway Agency

About this bridge

SR-161 EB over Big Walnut Creek is a steel continuous stringer/multi-beam or girder carrying SR-161 EB over Big Walnut Creek in Franklin County, Ohio. It was built in 2007, so it is 18 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,946 vehicles a day, roughly 2% of them trucks, projected to reach 2,701 by 2035. The structure is 312 ft (95 m) long and 63 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSR-161 EB
CrossesBig Walnut Creek
Location0.90 Miles East of I-270
RouteState Highway 161
CountyFranklin County
StateOhio
Coordinates40.08053, -82.89175
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.6 US tons
Inventory rating60.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length312 ft (95 m)
Longest span118 ft (35.9 m)
Deck width63 ft (19.3 m)
Roadway width60 ft (18.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,946 (2015)
Projected traffic2,701 by 2035
Trucks2%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 SR-161 EB over Big Walnut Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is SR-161 EB over Big Walnut Creek 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 SR-161 EB over Big Walnut Creek carry?

About 1,946 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is SR-161 EB over Big Walnut Creek?

The structure is 312 ft (95 m) long with a longest span of 118 ft (35.9 m) and a deck 63 ft wide.

Who owns SR-161 EB over Big Walnut Creek?

It is owned by the State Highway Agency.