US Bridges

Slab Fork Road over Slab Fork

Fair

Lawrence County, Ohio · .8 Miles N of Cty RD 4 · Structure no. 4439880

Built
1900
125 years old, rebuilt 1993
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
2 main spans
Daily traffic
95
2015 count
Owner
County
County Highway Agency

About this bridge

Slab Fork Road over Slab Fork is a steel stringer/multi-beam or girder carrying Slab Fork Road over Slab Fork in Lawrence County, Ohio. It was built in 1900 and reconstructed in 1993, 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 95 vehicles a day, roughly 7% of them trucks, projected to reach 132 by 2035. The structure is 34 ft (10.4 m) long and 21 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSlab Fork Road
CrossesSlab Fork
Location.8 Miles N of Cty RD 4
RouteCounty Highway C0051
CountyLawrence County
StateOhio
Coordinates38.68362, -82.57251
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating64.3 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans2
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span14 ft (4.3 m)
Deck width21 ft (6.4 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic95 (2015)
Projected traffic132 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$25,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Slab Fork Road over Slab Fork built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1993.

What condition is Slab Fork Road over Slab Fork 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 Slab Fork Road over Slab Fork carry?

About 95 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Slab Fork Road over Slab Fork?

The structure is 34 ft (10.4 m) long with a longest span of 14 ft (4.3 m) and a deck 21 ft wide.

Who owns Slab Fork Road over Slab Fork?

It is owned by the County Highway Agency.