US Bridges

Nfa A305 over Smith Fork Creek

Good

Wilson County, Tennessee · 0.1 MI South of SR267 · Structure no. 950A3050001

Built
1986
39 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
79 ft
1 main span
Daily traffic
180
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A305 over Smith Fork Creek is a prestressed concrete stringer/multi-beam or girder carrying Nfa A305 over Smith Fork Creek in Wilson County, Tennessee. It was built in 1986, so it is 39 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 180 vehicles a day, roughly 2% of them trucks, projected to reach 288 by 2042. The structure is 79 ft (24.1 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa A305
CrossesSmith Fork Creek
Location0.1 MI South of SR267
RouteCounty Highway 0A305
Coordinates36.0166, -86.11595
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 protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum 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 rating38.6 US tons
Inventory rating27.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length79 ft (24.1 m)
Longest span77 ft (23.5 m)
Deck width30 ft (9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2020)
Projected traffic288 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 A305 over Smith Fork Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Nfa A305 over Smith Fork 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 A305 over Smith Fork Creek carry?

About 180 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A305 over Smith Fork Creek?

The structure is 79 ft (24.1 m) long with a longest span of 77 ft (23.5 m) and a deck 30 ft wide.

Who owns Nfa A305 over Smith Fork Creek?

It is owned by the County Highway Agency.