US Bridges

Nfa 1854 (sa 2204) over East Fork Piney River

PoorPosted for load

Dickson County, Tennessee · 1.2 M. N. I40. · Structure no. 22S61470003

Built
1960
65 years old, rebuilt 1975
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
106 ft
4 main spans
Daily traffic
849
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1854 (sa 2204) over East Fork Piney River is a steel stringer/multi-beam or girder carrying Nfa 1854 (sa 2204) over East Fork Piney River in Dickson County, Tennessee. It was built in 1960 and reconstructed in 1975, so it is 65 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 849 vehicles a day, roughly 1% of them trucks, projected to reach 1,358 by 2042. The structure is 106 ft (32.4 m) long and 29 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesNfa 1854 (sa 2204)
CrossesEast Fork Piney River
Location1.2 M. N. I40.
RouteCounty Highway 1854
Coordinates36.02588, -87.40995
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating5.7 US tons
Inventory rating4.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length106 ft (32.4 m)
Longest span27 ft (8.1 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic849 (2021)
Projected traffic1,358 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$727,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1854 (sa 2204) over East Fork Piney River built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1975.

What condition is Nfa 1854 (sa 2204) over East Fork Piney River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Nfa 1854 (sa 2204) over East Fork Piney River carry?

About 849 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa 1854 (sa 2204) over East Fork Piney River?

The structure is 106 ft (32.4 m) long with a longest span of 27 ft (8.1 m) and a deck 29 ft wide.

Who owns Nfa 1854 (sa 2204) over East Fork Piney River?

It is owned by the County Highway Agency.