US Bridges

Nfa A243 (sa 9049) over Little Limestone Creek

Good

Washington County, Tennessee · S Off US11E near Telford · Structure no. 900A2430001

Built
1993
32 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
45 ft
3 main spans
Daily traffic
500
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A243 (sa 9049) over Little Limestone Creek is a concrete continuous culvert carrying Nfa A243 (sa 9049) over Little Limestone Creek in Washington County, Tennessee. It was built in 1993, so it is 32 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 500 vehicles a day, roughly 2% of them trucks, projected to reach 800 by 2042. The structure is 45 ft (13.7 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa A243 (sa 9049)
CrossesLittle Limestone Creek
LocationS Off US11E near Telford
RouteCounty Highway 243
Coordinates36.24253, -82.56377
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 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 alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span14 ft (4.2 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2020)
Projected traffic800 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 A243 (sa 9049) over Little Limestone Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is Nfa A243 (sa 9049) over Little Limestone 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 May 2024.

How much traffic does Nfa A243 (sa 9049) over Little Limestone Creek carry?

About 500 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A243 (sa 9049) over Little Limestone Creek?

The structure is 45 ft (13.7 m) long with a longest span of 14 ft (4.2 m) and a deck 33 ft wide.

Who owns Nfa A243 (sa 9049) over Little Limestone Creek?

It is owned by the County Highway Agency.