US Bridges

Nfa A392 over Sweden Creek

Good

Marion County, Tennessee · 4.8 MI SE JCT SR156&FRANK · Structure no. 580A3920003

Built
1996
29 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
75 ft
2 main spans
Daily traffic
260
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A392 over Sweden Creek is a prestressed concrete continuous box beam or girders - single or spread carrying Nfa A392 over Sweden Creek in Marion County, Tennessee. It was built in 1996, so it is 29 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 260 vehicles a day, roughly 2% of them trucks, projected to reach 416 by 2040. The structure is 75 ft (22.9 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa A392
CrossesSweden Creek
Location4.8 MI SE JCT SR156&FRANK
RouteCounty Highway 392
Coordinates35.07283, -85.79452
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length75 ft (22.9 m)
Longest span37 ft (11.4 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2020)
Projected traffic416 by 2040
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$194,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A392 over Sweden Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Nfa A392 over Sweden 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 October 2024.

How much traffic does Nfa A392 over Sweden Creek carry?

About 260 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A392 over Sweden Creek?

The structure is 75 ft (22.9 m) long with a longest span of 37 ft (11.4 m) and a deck 24 ft wide.

Who owns Nfa A392 over Sweden Creek?

It is owned by the County Highway Agency.