US Bridges

FAS 107 over Rocky Creek

Fair

Unicoi County, Tennessee · .3 M NE JCT SR107&SR395 · Structure no. 86SR1070003

Built
1928
97 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete Continuous
Length
39 ft
2 main spans
Daily traffic
4,155
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 107 over Rocky Creek is a concrete continuous culvert carrying FAS 107 over Rocky Creek in Unicoi County, Tennessee. It was built in 1928, so it is 97 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.

It carries about 4,155 vehicles a day, roughly 4% of them trucks, projected to reach 6,648 by 2042. The structure is 39 ft (11.8 m) long and 58 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

Location

Open in Google Maps
CarriesFAS 107
CrossesRocky Creek
Location.3 M NE JCT SR107&SR395
RouteU.S. Route 19
CountyUnicoi County
StateTennessee
Coordinates36.16, -82.395
Functional classUrban 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating24.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length39 ft (11.8 m)
Longest span10 ft (3 m)
Deck width58 ft (17.7 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,155 (2021)
Projected traffic6,648 by 2042
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$469,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 107 over Rocky Creek built?

It was built in 1928, making it 97 years old in 2025.

What condition is FAS 107 over Rocky 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 2024.

How much traffic does FAS 107 over Rocky Creek carry?

About 4,155 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAS 107 over Rocky Creek?

The structure is 39 ft (11.8 m) long with a longest span of 10 ft (3 m) and a deck 58 ft wide.

Who owns FAS 107 over Rocky Creek?

It is owned by the State Highway Agency.