US Bridges

Nfa A014 over Naomi Branch

Fair

Williamson County, Tennessee · W. of Fairview · Structure no. 940A0140005

Built
1997
28 years old
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
70
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A014 over Naomi Branch is a prestressed concrete box beam or girders - single or spread carrying Nfa A014 over Naomi Branch in Williamson County, Tennessee. It was built in 1997, so it is 28 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 70 vehicles a day, roughly 2% of them trucks, projected to reach 112 by 2039. The structure is 40 ft (12.2 m) long and 29 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesNfa A014
CrossesNaomi Branch
LocationW. of Fairview
RouteCounty Highway 14
CountyWilliamson County
StateTennessee
Coordinates35.95745, -87.18767
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span34 ft (10.4 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2020)
Projected traffic112 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 A014 over Naomi Branch built?

It was built in 1997, making it 28 years old in 2025.

What condition is Nfa A014 over Naomi Branch 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 June 2023.

How much traffic does Nfa A014 over Naomi Branch carry?

About 70 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A014 over Naomi Branch?

The structure is 40 ft (12.2 m) long with a longest span of 34 ft (10.4 m) and a deck 29 ft wide.

Who owns Nfa A014 over Naomi Branch?

It is owned by the County Highway Agency.