US Bridges

Nfa A240 (sa 3624) over Holland Creek

Fair

Hardin County, Tennessee · Walnut Grove RD SW SR 69 · Structure no. 360A2400001

Built
1963
62 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
320
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A240 (sa 3624) over Holland Creek is a steel stringer/multi-beam or girder carrying Nfa A240 (sa 3624) over Holland Creek in Hardin County, Tennessee. It was built in 1963, so it is 62 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 320 vehicles a day, roughly 2% of them trucks, projected to reach 512 by 2040. The structure is 28 ft (8.5 m) long and 22 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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CarriesNfa A240 (sa 3624)
CrossesHolland Creek
LocationWalnut Grove RD SW SR 69
RouteCounty Highway 240
CountyHardin County
StateTennessee
Coordinates35.03456, -88.07242
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 10
Structure length28 ft (8.5 m)
Longest span28 ft (8.5 m)
Deck width22 ft (6.6 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic320 (2020)
Projected traffic512 by 2040
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$118,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A240 (sa 3624) over Holland Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is Nfa A240 (sa 3624) over Holland 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 A240 (sa 3624) over Holland Creek carry?

About 320 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A240 (sa 3624) over Holland Creek?

The structure is 28 ft (8.5 m) long with a longest span of 28 ft (8.5 m) and a deck 22 ft wide.

Who owns Nfa A240 (sa 3624) over Holland Creek?

It is owned by the County Highway Agency.