US Bridges

Nfa A985 over Stoney Creek

PoorClosed to traffic

Carter County, Tennessee · S of SR91-NE Part of Co. · Structure no. 100A9850001

Built
1978
47 years old
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
170
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A985 over Stoney Creek is a steel stringer/multi-beam or girder carrying Nfa A985 over Stoney Creek in Carter County, Tennessee. It was built in 1978, so it is 47 years old, younger 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 3 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: closed to all traffic.

It carries about 170 vehicles a day, roughly 2% of them trucks, projected to reach 272 by 2042. The structure is 23 ft (6.9 m) long and 12 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa A985
CrossesStoney Creek
LocationS of SR91-NE Part of Co.
RouteCounty Highway 102
Coordinates36.45272, -82.03152
Functional classRural Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadH 15
Structure length23 ft (6.9 m)
Longest span20 ft (6.2 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170 (2020)
Projected traffic272 by 2042
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$410,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A985 over Stoney Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Nfa A985 over Stoney Creek 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 August 2023.

How much traffic does Nfa A985 over Stoney Creek carry?

About 170 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A985 over Stoney Creek?

The structure is 23 ft (6.9 m) long with a longest span of 20 ft (6.2 m) and a deck 12 ft wide.

Who owns Nfa A985 over Stoney Creek?

It is owned by the County Highway Agency.