US Bridges

SR 104 over Big Darby Creek

Good

Pickaway County, Ohio · 1.16 MI N of SR56 · Structure no. 6502016

Built
1950
75 years old, rebuilt 1983
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
293 ft
4 main spans
Daily traffic
2,653
2015 count
Owner
State
State Highway Agency

About this bridge

SR 104 over Big Darby Creek is a steel continuous stringer/multi-beam or girder carrying SR 104 over Big Darby Creek in Pickaway County, Ohio. It was built in 1950 and reconstructed in 1983, so it is 75 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 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 2,653 vehicles a day, roughly 9% of them trucks, projected to reach 3,682 by 2035. The structure is 293 ft (89.2 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 104
CrossesBig Darby Creek
Location1.16 MI N of SR56
RouteState Highway 104
StateOhio
Coordinates39.62828, -83.00969
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating31.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length293 ft (89.2 m)
Longest span80 ft (24.4 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,653 (2015)
Projected traffic3,682 by 2035
Trucks9%
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

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 104 over Big Darby Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1983.

What condition is SR 104 over Big Darby 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 September 2024.

How much traffic does SR 104 over Big Darby Creek carry?

About 2,653 vehicles per day (2015 count), of which roughly 9% are trucks.

How long is SR 104 over Big Darby Creek?

The structure is 293 ft (89.2 m) long with a longest span of 80 ft (24.4 m) and a deck 28 ft wide.

Who owns SR 104 over Big Darby Creek?

It is owned by the State Highway Agency.