US Bridges

Nfa B054 over W Fork Buffalo River

Good

Lawrence County, Tennessee · 4 M. W. SR 6. · Structure no. 500B0540001

Built
2012
13 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa B054 over W Fork Buffalo River is a prestressed concrete box beam or girders - single or spread carrying Nfa B054 over W Fork Buffalo River in Lawrence County, Tennessee. It was built in 2012, so it is 13 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 40 vehicles a day, roughly 2% of them trucks, projected to reach 64 by 2041. The structure is 40 ft (12.1 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa B054
CrossesW Fork Buffalo River
Location4 M. W. SR 6.
RouteCounty Highway 54
Coordinates35.08586, -87.41535
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating79.3 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length40 ft (12.1 m)
Longest span38 ft (11.6 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2020)
Projected traffic64 by 2041
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 B054 over W Fork Buffalo River built?

It was built in 2012, making it 13 years old in 2025.

What condition is Nfa B054 over W Fork Buffalo River 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 2023.

How much traffic does Nfa B054 over W Fork Buffalo River carry?

About 40 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa B054 over W Fork Buffalo River?

The structure is 40 ft (12.1 m) long with a longest span of 38 ft (11.6 m) and a deck 27 ft wide.

Who owns Nfa B054 over W Fork Buffalo River?

It is owned by the County Highway Agency.