US Bridges

Nfa B685 over Cove Creek

Good

Sevier County, Tennessee · SW of Pigeon Forge Off 73 · Structure no. 780B6850001

Built
2016
9 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
30
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa B685 over Cove Creek is a prestressed concrete box beam or girders - multiple carrying Nfa B685 over Cove Creek in Sevier County, Tennessee. It was built in 2016, so it is 9 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, roughly 2% of them trucks, projected to reach 48 by 2041. The structure is 62 ft (18.9 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa B685
CrossesCove Creek
LocationSW of Pigeon Forge Off 73
RouteCounty Highway 685
Coordinates35.75848, -83.62019
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.4 US tons
Inventory rating36.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length62 ft (18.9 m)
Longest span58 ft (17.8 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2020)
Projected traffic48 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa B685 over Cove Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is Nfa B685 over Cove Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does Nfa B685 over Cove Creek carry?

About 30 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa B685 over Cove Creek?

The structure is 62 ft (18.9 m) long with a longest span of 58 ft (17.8 m) and a deck 24 ft wide.

Who owns Nfa B685 over Cove Creek?

It is owned by the County Highway Agency.