US Bridges

Nfa 2139 (sa 1621) over Mcafee Branch

Fair

Coffee County, Tennessee · .1 MI from Clark RD · Structure no. 16021390001

Built
1960
65 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete Continuous
Length
34 ft
3 main spans
Daily traffic
184
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2139 (sa 1621) over Mcafee Branch is a concrete continuous culvert carrying Nfa 2139 (sa 1621) over Mcafee Branch in Coffee County, Tennessee. It was built in 1960, so it is 65 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 5 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 184 vehicles a day, roughly 3% of them trucks, projected to reach 256 by 2040. The structure is 34 ft (10.5 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNfa 2139 (sa 1621)
CrossesMcafee Branch
Location.1 MI from Clark RD
RouteCounty Highway 2139
CountyCoffee County
StateTennessee
Coordinates35.61698, -85.98818
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length34 ft (10.5 m)
Longest span10 ft (3 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic184 (2021)
Projected traffic256 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$116,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2139 (sa 1621) over Mcafee Branch built?

It was built in 1960, making it 65 years old in 2025.

What condition is Nfa 2139 (sa 1621) over Mcafee 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 March 2024.

How much traffic does Nfa 2139 (sa 1621) over Mcafee Branch carry?

About 184 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2139 (sa 1621) over Mcafee Branch?

The structure is 34 ft (10.5 m) long with a longest span of 10 ft (3 m) and a deck 24 ft wide.

Who owns Nfa 2139 (sa 1621) over Mcafee Branch?

It is owned by the County Highway Agency.