US Bridges

Nfa A259 over Furnace Creek

Good

Johnson County, Tennessee · Foxhall Rd-E of SR91 · Structure no. 460A2590001

Built
1979
46 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
33 ft
2 main spans
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A259 over Furnace Creek is a concrete continuous culvert carrying Nfa A259 over Furnace Creek in Johnson County, Tennessee. It was built in 1979, so it is 46 years old, younger than the Tennessee average of 47.4 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 50 vehicles a day, roughly 6% of them trucks, projected to reach 80 by 2042. The structure is 33 ft (10.2 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa A259
CrossesFurnace Creek
LocationFoxhall Rd-E of SR91
RouteCounty Highway 259
Coordinates36.49949, -81.77927
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length33 ft (10.2 m)
Longest span15 ft (4.6 m)
Deck width21 ft (6.4 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic80 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A259 over Furnace Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Nfa A259 over Furnace Creek 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 April 2024.

How much traffic does Nfa A259 over Furnace Creek carry?

About 50 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is Nfa A259 over Furnace Creek?

The structure is 33 ft (10.2 m) long with a longest span of 15 ft (4.6 m) and a deck 21 ft wide.

Who owns Nfa A259 over Furnace Creek?

It is owned by the County Highway Agency.