US Bridges

Nfa A139 over Branch

FairPosted for load

Carroll County, Tennessee · 3.4 MI SW JCT SR76&SR124 · Structure no. 090A1390001

Built
1970
55 years old
Condition
Fair
inspected August 2023
Type
Channel Beam
Concrete
Length
53 ft
3 main spans
Daily traffic
260
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A139 over Branch is a concrete channel beam carrying Nfa A139 over Branch in Carroll County, Tennessee. It was built in 1970, so it is 55 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 260 vehicles a day, roughly 2% of them trucks, projected to reach 416 by 2040. The structure is 53 ft (16.2 m) long and 22 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesNfa A139
CrossesBranch
Location3.4 MI SW JCT SR76&SR124
RouteCounty Highway 139
CountyCarroll County
StateTennessee
Coordinates36.09189, -88.55247
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionAugust 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 rating38.6 US tons
Inventory rating25.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span19 ft (5.8 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2020)
Projected traffic416 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$185,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A139 over Branch built?

It was built in 1970, making it 55 years old in 2025.

What condition is Nfa A139 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 August 2023.

How much traffic does Nfa A139 over Branch carry?

About 260 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A139 over Branch?

The structure is 53 ft (16.2 m) long with a longest span of 19 ft (5.8 m) and a deck 22 ft wide.

Who owns Nfa A139 over Branch?

It is owned by the County Highway Agency.