US Bridges

Nfa A081 (sa 3610) over Drainage Ditch

FairPosted for load

Hardin County, Tennessee · Hurricane Church RD · Structure no. 360A0810001

Built
1931
94 years old, rebuilt 1960
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
22 ft
1 main span
Daily traffic
110
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A081 (sa 3610) over Drainage Ditch is a steel stringer/multi-beam or girder carrying Nfa A081 (sa 3610) over Drainage Ditch in Hardin County, Tennessee. It was built in 1931 and reconstructed in 1960, so it is 94 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. Its operating status is: posted for load restriction.

It carries about 110 vehicles a day, roughly 2% of them trucks, projected to reach 176 by 2042. The structure is 22 ft (6.7 m) long and 21 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNfa A081 (sa 3610)
CrossesDrainage Ditch
LocationHurricane Church RD
RouteCounty Highway 81
Coordinates35.40753, -88.32075
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.5 US tons
Inventory rating25 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2020)
Projected traffic176 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$565,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A081 (sa 3610) over Drainage Ditch built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1960.

What condition is Nfa A081 (sa 3610) over Drainage Ditch 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 A081 (sa 3610) over Drainage Ditch carry?

About 110 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A081 (sa 3610) over Drainage Ditch?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 21 ft wide.

Who owns Nfa A081 (sa 3610) over Drainage Ditch?

It is owned by the County Highway Agency.