US Bridges

Nfa 2593 over Sinking Creek

Good

Washington County, Tennessee · S of I181-W of Gray · Structure no. 90025930001

Built
1986
39 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
991
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2593 over Sinking Creek is a concrete continuous culvert carrying Nfa 2593 over Sinking Creek in Washington County, Tennessee. It was built in 1986, so it is 39 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 991 vehicles a day, roughly 3% of them trucks, projected to reach 1,586 by 2042. The structure is 32 ft (9.8 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNfa 2593
CrossesSinking Creek
LocationS of I181-W of Gray
RouteCounty Highway 4429
Coordinates36.40895, -82.51067
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span14 ft (4.2 m)
Deck width25 ft (7.6 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic991 (2021)
Projected traffic1,586 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$110,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2593 over Sinking Creek built?

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

What condition is Nfa 2593 over Sinking 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 June 2024.

How much traffic does Nfa 2593 over Sinking Creek carry?

About 991 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2593 over Sinking Creek?

The structure is 32 ft (9.8 m) long with a longest span of 14 ft (4.2 m) and a deck 25 ft wide.

Who owns Nfa 2593 over Sinking Creek?

It is owned by the County Highway Agency.