US Bridges

Nfa A007 over Tailings Ponds

Good

Maury County, Tennessee · Concord Church RD · Structure no. 600A0070001

Built
1975
50 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
34 ft
3 main spans
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A007 over Tailings Ponds is a concrete continuous culvert carrying Nfa A007 over Tailings Ponds in Maury County, Tennessee. It was built in 1975, so it is 50 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 1% of them trucks, projected to reach 80 by 2040. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNfa A007
CrossesTailings Ponds
LocationConcord Church RD
RouteCounty Highway 7
Coordinates35.6617, -87.1361
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating30.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic80 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 A007 over Tailings Ponds built?

It was built in 1975, making it 50 years old in 2025.

What condition is Nfa A007 over Tailings Ponds 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 A007 over Tailings Ponds carry?

About 50 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Nfa A007 over Tailings Ponds?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m).

Who owns Nfa A007 over Tailings Ponds?

It is owned by the County Highway Agency.