US Bridges

Chestnut Rd. over Smith Branch

Good

Highland County, Ohio · East of SR 124 · Structure no. 3633845

Built
1986
39 years old, rebuilt 2024
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
324
2015 count
Owner
County
County Highway Agency

About this bridge

Chestnut Rd. over Smith Branch is a prestressed concrete box beam or girders - multiple carrying Chestnut Rd. over Smith Branch in Highland County, Ohio. It was built in 1986 and reconstructed in 2024, so it is 39 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 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2035. The structure is 29 ft (8.7 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesChestnut Rd.
CrossesSmith Branch
LocationEast of SR 124
RouteCounty Highway T0195
CountyHighland County
StateOhio
Coordinates39.16698, -83.4906
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating70.8 US tons
Inventory rating44.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length29 ft (8.7 m)
Longest span25 ft (7.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2015)
Projected traffic450 by 2035
Trucks7%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$110 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Chestnut Rd. over Smith Branch built?

It was built in 1986, making it 39 years old in 2025. It was reconstructed in 2024.

What condition is Chestnut Rd. over Smith Branch 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 2024.

How much traffic does Chestnut Rd. over Smith Branch carry?

About 324 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Chestnut Rd. over Smith Branch?

The structure is 29 ft (8.7 m) long with a longest span of 25 ft (7.6 m) and a deck 24 ft wide.

Who owns Chestnut Rd. over Smith Branch?

It is owned by the County Highway Agency.