US Bridges

Nfa 1286 (sa 7821) over Bird Creek

Good

Sevier County, Tennessee · 5 M NW of Pittman Center · Structure no. 78S25330009

Built
1959
66 years old
Condition
Good
inspected May 2023
Type
Tee Beam
Concrete
Length
93 ft
3 main spans
Daily traffic
5,400
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1286 (sa 7821) over Bird Creek is a concrete tee beam carrying Nfa 1286 (sa 7821) over Bird Creek in Sevier County, Tennessee. It was built in 1959, so it is 66 years old, older 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 5,400 vehicles a day, roughly 3% of them trucks, projected to reach 7,440 by 2041. The structure is 93 ft (28.3 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1286 (sa 7821)
CrossesBird Creek
Location5 M NW of Pittman Center
RouteCounty Highway 1286
Coordinates35.80573, -83.4601
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length93 ft (28.3 m)
Longest span29 ft (8.7 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,400 (2021)
Projected traffic7,440 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$397,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1286 (sa 7821) over Bird Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Nfa 1286 (sa 7821) over Bird 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 May 2023.

How much traffic does Nfa 1286 (sa 7821) over Bird Creek carry?

About 5,400 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1286 (sa 7821) over Bird Creek?

The structure is 93 ft (28.3 m) long with a longest span of 29 ft (8.7 m) and a deck 29 ft wide.

Who owns Nfa 1286 (sa 7821) over Bird Creek?

It is owned by the County Highway Agency.