US Bridges

Nfa 2593 over Sinking Creek

Good

Washington County, Tennessee · N of I181-W of Gray · Structure no. 90025930003

Built
1986
39 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
53 ft
3 main spans
Daily traffic
154
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 154 vehicles a day, roughly 3% of them trucks, projected to reach 246 by 2042. The structure is 53 ft (16.1 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 2593
CrossesSinking Creek
LocationN of I181-W of Gray
RouteCounty Highway 4429
Coordinates36.4295, -82.497
Functional classUrban 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length53 ft (16.1 m)
Longest span17 ft (5.2 m)
Deck width29 ft (8.7 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic154 (2021)
Projected traffic246 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 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 154 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2593 over Sinking Creek?

The structure is 53 ft (16.1 m) long with a longest span of 17 ft (5.2 m) and a deck 29 ft wide.

Who owns Nfa 2593 over Sinking Creek?

It is owned by the County Highway Agency.