US Bridges

Nfa A380 over Standing Rock Creek

Fair

Stewart County, Tennessee · 2MI.S-E of Mulberry Hill · Structure no. 810A3130005

Built
1978
47 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete Continuous
Length
73 ft
4 main spans
Daily traffic
90
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A380 over Standing Rock Creek is a concrete continuous culvert carrying Nfa A380 over Standing Rock Creek in Stewart County, Tennessee. It was built in 1978, so it is 47 years old, younger 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 90 vehicles a day, roughly 2% of them trucks, projected to reach 144 by 2042. The structure is 73 ft (22.3 m) long and 28 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesNfa A380
CrossesStanding Rock Creek
Location2MI.S-E of Mulberry Hill
RouteCounty Highway 380
CountyStewart County
StateTennessee
Coordinates36.41383, -87.93787
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length73 ft (22.3 m)
Longest span16 ft (4.9 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2020)
Projected traffic144 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 A380 over Standing Rock Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Nfa A380 over Standing Rock Creek 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 A380 over Standing Rock Creek carry?

About 90 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A380 over Standing Rock Creek?

The structure is 73 ft (22.3 m) long with a longest span of 16 ft (4.9 m) and a deck 28 ft wide.

Who owns Nfa A380 over Standing Rock Creek?

It is owned by the County Highway Agency.