US Bridges

SR-47 over Bakertown Ditch

Good

Darke County, Ohio · 1.36MI.E. of Jct. SR-121 · Structure no. 1900765

Built
1988
37 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
2,509
2018 count
Owner
State
State Highway Agency

About this bridge

SR-47 over Bakertown Ditch is a prestressed concrete box beam or girders - multiple carrying SR-47 over Bakertown Ditch in Darke County, Ohio. It was built in 1988, so it is 37 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 2,509 vehicles a day, roughly 16% of them trucks, projected to reach 3,482 by 2038. The structure is 57 ft (17.4 m) long and 40 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesSR-47
CrossesBakertown Ditch
Location1.36MI.E. of Jct. SR-121
RouteState Highway 47
CountyDarke County
StateOhio
Coordinates40.22766, -84.46509
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating75.4 US tons
Inventory rating37.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length57 ft (17.4 m)
Longest span54 ft (16.5 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,509 (2018)
Projected traffic3,482 by 2038
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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-47 over Bakertown Ditch built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR-47 over Bakertown 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 May 2023.

How much traffic does SR-47 over Bakertown Ditch carry?

About 2,509 vehicles per day (2018 count), of which roughly 16% are trucks.

How long is SR-47 over Bakertown Ditch?

The structure is 57 ft (17.4 m) long with a longest span of 54 ft (16.5 m) and a deck 40 ft wide.

Who owns SR-47 over Bakertown Ditch?

It is owned by the State Highway Agency.