US Bridges

Nfa A138 over Dry Branch

Good

Houston County, Tennessee · Tom Stanfill Loop · Structure no. 420A1380001

Built
2011
14 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete Continuous
Length
38 ft
2 main spans
Daily traffic
10
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A138 over Dry Branch is a concrete continuous culvert carrying Nfa A138 over Dry Branch in Houston County, Tennessee. It was built in 2011, so it is 14 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 10 vehicles a day, roughly 2% of them trucks, projected to reach 16 by 2042. The structure is 38 ft (11.6 m) long and 30 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesNfa A138
CrossesDry Branch
LocationTom Stanfill Loop
RouteCounty Highway 138
CountyHouston County
StateTennessee
Coordinates36.26117, -87.5541
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
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 adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length38 ft (11.6 m)
Longest span18 ft (5.6 m)
Deck width30 ft (9.2 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2020)
Projected traffic16 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 A138 over Dry Branch built?

It was built in 2011, making it 14 years old in 2025.

What condition is Nfa A138 over Dry 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 January 2024.

How much traffic does Nfa A138 over Dry Branch carry?

About 10 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A138 over Dry Branch?

The structure is 38 ft (11.6 m) long with a longest span of 18 ft (5.6 m) and a deck 30 ft wide.

Who owns Nfa A138 over Dry Branch?

It is owned by the County Highway Agency.