US Bridges

Nfa A489 over Jones Slough

Good

Lauderdale County, Tennessee · N.W. of Fort Pillow · Structure no. 490A0290001

Built
1984
41 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A489 over Jones Slough is a concrete continuous culvert carrying Nfa A489 over Jones Slough in Lauderdale County, Tennessee. It was built in 1984, so it is 41 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 40 vehicles a day, roughly 4% of them trucks, projected to reach 64 by 2042. The structure is 32 ft (9.8 m) long and 26 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesNfa A489
CrossesJones Slough
LocationN.W. of Fort Pillow
RouteCounty Highway 489
CountyLauderdale County
StateTennessee
Coordinates35.72144, -89.77541
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum 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 span15 ft (4.6 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2020)
Projected traffic64 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 A489 over Jones Slough built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa A489 over Jones Slough 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 December 2023.

How much traffic does Nfa A489 over Jones Slough carry?

About 40 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Nfa A489 over Jones Slough?

The structure is 32 ft (9.8 m) long with a longest span of 15 ft (4.6 m) and a deck 26 ft wide.

Who owns Nfa A489 over Jones Slough?

It is owned by the County Highway Agency.