US Bridges

Nfa 2024 (sa 7503) over Harpeth River

Fair

Rutherford County, Tennessee · 2.6 MI NE JCT SR16&SR269 · Structure no. 75020240003

Built
1994
31 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete Continuous
Length
70 ft
3 main spans
Daily traffic
209
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2024 (sa 7503) over Harpeth River is a concrete continuous culvert carrying Nfa 2024 (sa 7503) over Harpeth River in Rutherford County, Tennessee. It was built in 1994, so it is 31 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 209 vehicles a day, roughly 3% of them trucks, projected to reach 334 by 2042. The structure is 70 ft (21.3 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesNfa 2024 (sa 7503)
CrossesHarpeth River
Location2.6 MI NE JCT SR16&SR269
RouteCounty Highway 2024
CountyRutherford County
StateTennessee
Coordinates35.7569, -86.60864
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span15 ft (4.6 m)
Deck width30 ft (9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic209 (2021)
Projected traffic334 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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2024 (sa 7503) over Harpeth River built?

It was built in 1994, making it 31 years old in 2025.

What condition is Nfa 2024 (sa 7503) over Harpeth River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Nfa 2024 (sa 7503) over Harpeth River carry?

About 209 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2024 (sa 7503) over Harpeth River?

The structure is 70 ft (21.3 m) long with a longest span of 15 ft (4.6 m) and a deck 30 ft wide.

Who owns Nfa 2024 (sa 7503) over Harpeth River?

It is owned by the County Highway Agency.