US Bridges

Nfa A375 over W. Fork Big Bigby Creek

Good

Maury County, Tennessee · 3 M. Sw. Mt. Pleasant. · Structure no. 600A3750001

Built
2014
11 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Single or Spread
Concrete
Length
120 ft
3 main spans
Daily traffic
130
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A375 over W. Fork Big Bigby Creek is a concrete box beam or girders - single or spread carrying Nfa A375 over W. Fork Big Bigby Creek in Maury County, Tennessee. It was built in 2014, so it is 11 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 130 vehicles a day, roughly 2% of them trucks, projected to reach 208 by 2040. The structure is 120 ft (36.6 m) long and 26 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesNfa A375
CrossesW. Fork Big Bigby Creek
Location3 M. Sw. Mt. Pleasant.
RouteCounty Highway 375
Coordinates35.52755, -87.26117
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length120 ft (36.6 m)
Longest span60 ft (18.3 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2020)
Projected traffic208 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A375 over W. Fork Big Bigby Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Nfa A375 over W. Fork 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 June 2024.

How much traffic does Nfa A375 over W. Fork Big Bigby Creek carry?

About 130 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A375 over W. Fork Big Bigby Creek?

The structure is 120 ft (36.6 m) long with a longest span of 60 ft (18.3 m) and a deck 26 ft wide.

Who owns Nfa A375 over W. Fork Big Bigby Creek?

It is owned by the County Highway Agency.