US Bridges

Nfa 1206 (sa 6209) over Sweetwater Creek

Good

Monroe County, Tennessee · In Sweetwater · Structure no. 62012060001

Built
1966
59 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
120 ft
3 main spans
Daily traffic
2,804
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa 1206 (sa 6209) over Sweetwater Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa 1206 (sa 6209) over Sweetwater Creek in Monroe County, Tennessee. It was built in 1966, so it is 59 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 2,804 vehicles a day, roughly 4% of them trucks, projected to reach 4,486 by 2042. The structure is 120 ft (36.6 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 1206 (sa 6209)
CrossesSweetwater Creek
LocationIn Sweetwater
RouteCity Street 1206
CountyMonroe County
StateTennessee
Coordinates35.59796, -84.46191
Functional classUrban Minor Arterial

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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating58.5 US tons
Inventory rating32.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span40 ft (12.3 m)
Deck width36 ft (11.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,804 (2021)
Projected traffic4,486 by 2042
Trucks4%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$284,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1206 (sa 6209) over Sweetwater Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Nfa 1206 (sa 6209) over Sweetwater 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 July 2024.

How much traffic does Nfa 1206 (sa 6209) over Sweetwater Creek carry?

About 2,804 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Nfa 1206 (sa 6209) over Sweetwater Creek?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.3 m) and a deck 36 ft wide.

Who owns Nfa 1206 (sa 6209) over Sweetwater Creek?

It is owned by the City or Municipal Highway Agency.