US Bridges

FAP 6 over Big Bigby Creek

Good

Maury County, Tennessee · 5.28 Mi.N. Jct. SH.20 · Structure no. 60SR0060009

Built
1998
27 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
309 ft
4 main spans
Daily traffic
15,807
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 6 over Big Bigby Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying FAP 6 over Big Bigby Creek in Maury County, Tennessee. It was built in 1998, so it is 27 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 15,807 vehicles a day, roughly 7% of them trucks, projected to reach 21,629 by 2042. The structure is 309 ft (94.3 m) long and 44 ft wide. If it were closed, the detour would be 67.7 mi (109 km).

CarriesFAP 6
CrossesBig Bigby Creek
Location5.28 Mi.N. Jct. SH.20
RouteU.S. Route 43
Coordinates35.50242, -87.23154
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating15 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length309 ft (94.3 m)
Longest span78 ft (23.7 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,807 (2021)
Projected traffic21,629 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed67.7 mi (109 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 6 over Big Bigby Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is FAP 6 over Big Bigby 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 March 2024.

How much traffic does FAP 6 over Big Bigby Creek carry?

About 15,807 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is FAP 6 over Big Bigby Creek?

The structure is 309 ft (94.3 m) long with a longest span of 78 ft (23.7 m) and a deck 44 ft wide.

Who owns FAP 6 over Big Bigby Creek?

It is owned by the State Highway Agency.