US Bridges

Nfa 822 (sa 4929) over Branch

FairPosted for load

Lauderdale County, Tennessee · W. of Crockett · Structure no. 49S82160001

Built
1950
75 years old
Condition
Fair
inspected December 2023
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
683
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 822 (sa 4929) over Branch is a concrete channel beam carrying Nfa 822 (sa 4929) over Branch in Lauderdale County, Tennessee. It was built in 1950, so it is 75 years old, older 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. Its operating status is: posted for load restriction.

It carries about 683 vehicles a day, roughly 3% of them trucks, projected to reach 1,093 by 2042. The structure is 57 ft (17.4 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 822 (sa 4929)
CrossesBranch
LocationW. of Crockett
RouteCounty Highway 822
CountyLauderdale County
StateTennessee
Coordinates35.86886, -89.37906
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.5 US tons
Inventory rating25 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic683 (2021)
Projected traffic1,093 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$740,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 822 (sa 4929) over Branch built?

It was built in 1950, making it 75 years old in 2025.

What condition is Nfa 822 (sa 4929) over 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 December 2023.

How much traffic does Nfa 822 (sa 4929) over Branch carry?

About 683 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 822 (sa 4929) over Branch?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Nfa 822 (sa 4929) over Branch?

It is owned by the County Highway Agency.