US Bridges

Sullivan Road over Grassy Run

Good

Clinton County, Ohio · .28 MI S of Gallimore RD · Structure no. 1442686

Built
1985
40 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
25
2016 count
Owner
County
County Highway Agency

About this bridge

Sullivan Road over Grassy Run is a prestressed concrete box beam or girders - multiple carrying Sullivan Road over Grassy Run in Clinton County, Ohio. It was built in 1985, so it is 40 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25 vehicles a day, roughly 4% of them trucks, projected to reach 35 by 2036. The structure is 40 ft (12.2 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSullivan Road
CrossesGrassy Run
Location.28 MI S of Gallimore RD
RouteCounty Highway T0183
StateOhio
Coordinates39.54357, -83.73718
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.1 US tons
Inventory rating47.2 US tons

Structure

MaterialPrestressed Concrete
DeckSteel plate
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span38 ft (11.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2016)
Projected traffic35 by 2036
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$34.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Sullivan Road over Grassy Run built?

It was built in 1985, making it 40 years old in 2025.

What condition is Sullivan Road over Grassy 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 October 2024.

How much traffic does Sullivan Road over Grassy Run carry?

About 25 vehicles per day (2016 count), of which roughly 4% are trucks.

How long is Sullivan Road over Grassy Run?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 24 ft wide.

Who owns Sullivan Road over Grassy Run?

It is owned by the County Highway Agency.