US Bridges

Nfa A556 over Trainer Creek

Fair

Henry County, Tennessee · 4 Mi. N. of Henry · Structure no. 400A5560003

Built
1984
41 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete Continuous
Length
54 ft
4 main spans
Daily traffic
260
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A556 over Trainer Creek is a concrete continuous culvert carrying Nfa A556 over Trainer Creek in Henry County, Tennessee. It was built in 1984, so it is 41 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 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 260 vehicles a day, roughly 2% of them trucks, projected to reach 416 by 2042. The structure is 54 ft (16.5 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa A556
CrossesTrainer Creek
Location4 Mi. N. of Henry
RouteCounty Highway 556
CountyHenry County
StateTennessee
Coordinates36.25167, -88.41603
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating31.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span12 ft (3.8 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2020)
Projected traffic416 by 2042
Trucks2%
Lanes on structure2
Traffic directionOne-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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$172,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A556 over Trainer Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa A556 over Trainer 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 September 2023.

How much traffic does Nfa A556 over Trainer Creek carry?

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

How long is Nfa A556 over Trainer Creek?

The structure is 54 ft (16.5 m) long with a longest span of 12 ft (3.8 m) and a deck 26 ft wide.

Who owns Nfa A556 over Trainer Creek?

It is owned by the County Highway Agency.