US Bridges

Bone over Grog Run

Good

Greene County, Ohio · 0.28 MI N of Gre CO Line · Structure no. 2930994

Built
1984
41 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
58 ft
2 main spans
Daily traffic
58
2020 count
Owner
County
County Highway Agency

About this bridge

Bone over Grog Run is a prestressed concrete box beam or girders - multiple carrying Bone over Grog Run in Greene County, Ohio. It was built in 1984, so it is 41 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 58 vehicles a day, roughly 10% of them trucks, projected to reach 450 by 2040. The structure is 58 ft (17.7 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBone
CrossesGrog Run
Location0.28 MI N of Gre CO Line
RouteCounty Highway T0014
StateOhio
Coordinates39.56371, -83.82381
Functional classRural Local

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 inspectionJuly 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.2 US tons
Inventory rating55.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span28 ft (8.5 m)
Deck width25 ft (7.5 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58 (2020)
Projected traffic450 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bone over Grog Run built?

It was built in 1984, making it 41 years old in 2025.

What condition is Bone over Grog Run 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 July 2024.

How much traffic does Bone over Grog Run carry?

About 58 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Bone over Grog Run?

The structure is 58 ft (17.7 m) long with a longest span of 28 ft (8.5 m) and a deck 25 ft wide.

Who owns Bone over Grog Run?

It is owned by the County Highway Agency.