US Bridges

FAP 115 over Nine Mile Creek

FairPosted for load

Blount County, Tennessee · In Wellsville · Structure no. 05SR1150003

Built
1938
87 years old, rebuilt 1988
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
162 ft
7 main spans
Daily traffic
1,320
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 115 over Nine Mile Creek is a steel stringer/multi-beam or girder carrying FAP 115 over Nine Mile Creek in Blount County, Tennessee. It was built in 1938 and reconstructed in 1988, so it is 87 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,320 vehicles a day, roughly 3% of them trucks, projected to reach 2,112 by 2042. The structure is 162 ft (49.3 m) long and 25 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesFAP 115
CrossesNine Mile Creek
LocationIn Wellsville
RouteU.S. Route 129
Coordinates35.60932, -84.09319
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating36.8 US tons
Inventory rating28.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans7
Design loadH 15
Structure length162 ft (49.3 m)
Longest span31 ft (9.4 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,320 (2021)
Projected traffic2,112 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.9 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 115 over Nine Mile Creek built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1988.

What condition is FAP 115 over Nine Mile 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 October 2023.

How much traffic does FAP 115 over Nine Mile Creek carry?

About 1,320 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAP 115 over Nine Mile Creek?

The structure is 162 ft (49.3 m) long with a longest span of 31 ft (9.4 m) and a deck 25 ft wide.

Who owns FAP 115 over Nine Mile Creek?

It is owned by the State Highway Agency.