US Bridges

Nfa 5560 (sa 3505) over Covington Branch

Fair

Hardeman County, Tennessee · 6 MI E of SR18 · Structure no. 35S81580005

Built
1965
60 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete Continuous
Length
40 ft
3 main spans
Daily traffic
751
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 5560 (sa 3505) over Covington Branch is a concrete continuous culvert carrying Nfa 5560 (sa 3505) over Covington Branch in Hardeman County, Tennessee. It was built in 1965, so it is 60 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 6 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 751 vehicles a day, roughly 3% of them trucks, projected to reach 1,440 by 2040. The structure is 40 ft (12.2 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesNfa 5560 (sa 3505)
CrossesCovington Branch
Location6 MI E of SR18
RouteCounty Highway 5560
CountyHardeman County
StateTennessee
Coordinates35.13486, -89.02882
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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span12 ft (3.7 m)
Deck width31 ft (9.4 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic751 (2021)
Projected traffic1,440 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 5560 (sa 3505) over Covington Branch built?

It was built in 1965, making it 60 years old in 2025.

What condition is Nfa 5560 (sa 3505) over Covington 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 August 2024.

How much traffic does Nfa 5560 (sa 3505) over Covington Branch carry?

About 751 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 5560 (sa 3505) over Covington Branch?

The structure is 40 ft (12.2 m) long with a longest span of 12 ft (3.7 m) and a deck 31 ft wide.

Who owns Nfa 5560 (sa 3505) over Covington Branch?

It is owned by the County Highway Agency.