US Bridges

Nfa A339 over Cypress Branch

Good

Wayne County, Tennessee · 3.1 MI North of SR227 · Structure no. 910A3390001

Built
2019
6 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
20
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A339 over Cypress Branch is a prestressed concrete box beam or girders - single or spread carrying Nfa A339 over Cypress Branch in Wayne County, Tennessee. It was built in 2019, so it is 6 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 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 20 vehicles a day, roughly 10% of them trucks, projected to reach 32 by 2042. The structure is 46 ft (14 m) long and 16 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa A339
CrossesCypress Branch
Location3.1 MI North of SR227
RouteCounty Highway 339
Coordinates35.06775, -87.80103
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length46 ft (14 m)
Longest span46 ft (14 m)
Deck width16 ft (5 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2020)
Projected traffic32 by 2042
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 A339 over Cypress Branch built?

It was built in 2019, making it 6 years old in 2025.

What condition is Nfa A339 over Cypress Branch 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 October 2024.

How much traffic does Nfa A339 over Cypress Branch carry?

About 20 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Nfa A339 over Cypress Branch?

The structure is 46 ft (14 m) long with a longest span of 46 ft (14 m) and a deck 16 ft wide.

Who owns Nfa A339 over Cypress Branch?

It is owned by the County Highway Agency.