US Bridges

Leatherwood Ford R over Big S. Fork of Cumberlan

Fair

Scott County, Tennessee · 2.31 Miles from East Park · Structure no. 5130001P0000000

Built
1983
42 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
628 ft
3 main spans
Daily traffic
375
2019 count
Owner
Federal
National Park Service

About this bridge

Leatherwood Ford R over Big S. Fork of Cumberlan is a steel continuous stringer/multi-beam or girder carrying Leatherwood Ford R over Big S. Fork of Cumberlan in Scott County, Tennessee. It was built in 1983, so it is 42 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 375 vehicles a day, roughly 3% of them trucks, projected to reach 410 by 2039. The structure is 628 ft (191.4 m) long and 37 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLeatherwood Ford R
CrossesBig S. Fork of Cumberlan
Location2.31 Miles from East Park
RouteFederal Lands Road 10
Coordinates36.47647, -84.66917
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating29 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans3 (+2 approach)
Design loadHS 20
Structure length628 ft (191.4 m)
Longest span220 ft (67.1 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic375 (2019)
Projected traffic410 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$38,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Leatherwood Ford R over Big S. Fork of Cumberlan built?

It was built in 1983, making it 42 years old in 2025.

What condition is Leatherwood Ford R over Big S. Fork of Cumberlan 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 April 2024.

How much traffic does Leatherwood Ford R over Big S. Fork of Cumberlan carry?

About 375 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Leatherwood Ford R over Big S. Fork of Cumberlan?

The structure is 628 ft (191.4 m) long with a longest span of 220 ft (67.1 m) and a deck 37 ft wide.

Who owns Leatherwood Ford R over Big S. Fork of Cumberlan?

It is owned by the National Park Service.