US Bridges

Nfa A593 over Brimstone Creek

Good

Clay County, Tennessee · 1.1 MI from Jackson CO LN · Structure no. 14022520001

Built
2015
10 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
118 ft
2 main spans
Daily traffic
305
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa A593 over Brimstone Creek is a prestressed concrete continuous box beam or girders - single or spread carrying Nfa A593 over Brimstone Creek in Clay County, Tennessee. It was built in 2015, so it is 10 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 305 vehicles a day, roughly 4% of them trucks, projected to reach 384 by 2040. The structure is 118 ft (36 m) long and 20 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesNfa A593
CrossesBrimstone Creek
Location1.1 MI from Jackson CO LN
RouteCounty Highway 593
Coordinates36.48918, -85.62514
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length118 ft (36 m)
Longest span59 ft (18 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic305 (2021)
Projected traffic384 by 2040
Trucks4%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 A593 over Brimstone Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is Nfa A593 over Brimstone 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 March 2024.

How much traffic does Nfa A593 over Brimstone Creek carry?

About 305 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Nfa A593 over Brimstone Creek?

The structure is 118 ft (36 m) long with a longest span of 59 ft (18 m) and a deck 20 ft wide.

Who owns Nfa A593 over Brimstone Creek?

It is owned by the County Highway Agency.