US Bridges

Nfa A442 over Welker Branch

Good

Coffee County, Tennessee · .1 MI from SR 53 · Structure no. 160A4420001

Built
2001
24 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete Continuous
Length
35 ft
2 main spans
Daily traffic
260
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A442 over Welker Branch is a concrete continuous culvert carrying Nfa A442 over Welker Branch in Coffee County, Tennessee. It was built in 2001, so it is 24 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 260 vehicles a day, roughly 2% of them trucks, projected to reach 416 by 2042. The structure is 35 ft (10.8 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesNfa A442
CrossesWelker Branch
Location.1 MI from SR 53
RouteCounty Highway 442
CountyCoffee County
StateTennessee
Coordinates35.54875, -86.08085
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length35 ft (10.8 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2020)
Projected traffic416 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A442 over Welker Branch built?

It was built in 2001, making it 24 years old in 2025.

What condition is Nfa A442 over Welker 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 March 2024.

How much traffic does Nfa A442 over Welker Branch carry?

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

How long is Nfa A442 over Welker Branch?

The structure is 35 ft (10.8 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns Nfa A442 over Welker Branch?

It is owned by the County Highway Agency.