US Bridges

Gra. Jacksonburg over Dennys Branch

Fair

Preble County, Ohio · .10 N of Greenwood RD · Structure no. 6832415

Built
1900
125 years old, rebuilt 1983
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
32 ft
1 main span
Daily traffic
462
2015 count
Owner
County
County Highway Agency

About this bridge

Gra. Jacksonburg over Dennys Branch is a concrete box beam or girders - multiple carrying Gra. Jacksonburg over Dennys Branch in Preble County, Ohio. It was built in 1900 and reconstructed in 1983, so it is 125 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 462 vehicles a day, roughly 7% of them trucks, projected to reach 641 by 2035. The structure is 32 ft (9.8 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesGra. Jacksonburg
CrossesDennys Branch
Location.10 N of Greenwood RD
RouteCounty Highway T0315
CountyPreble County
StateOhio
Coordinates39.5778, -84.53556
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length32 ft (9.8 m)
Longest span26 ft (7.9 m)
Deck width18 ft (5.6 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic462 (2015)
Projected traffic641 by 2035
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$21,000 (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Gra. Jacksonburg over Dennys Branch built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1983.

What condition is Gra. Jacksonburg over Dennys Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does Gra. Jacksonburg over Dennys Branch carry?

About 462 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Gra. Jacksonburg over Dennys Branch?

The structure is 32 ft (9.8 m) long with a longest span of 26 ft (7.9 m) and a deck 18 ft wide.

Who owns Gra. Jacksonburg over Dennys Branch?

It is owned by the County Highway Agency.