US Bridges

Nfa A513 over Middle Fork Creek

Good

Wilson County, Tennessee · 1.1 MI SE JCT I40&SR109 · Structure no. 950A5130001

Built
1970
55 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
500
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A513 over Middle Fork Creek is a concrete culvert carrying Nfa A513 over Middle Fork Creek in Wilson County, Tennessee. It was built in 1970, so it is 55 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 500 vehicles a day, roughly 1% of them trucks, projected to reach 800 by 2040. The structure is 25 ft (7.6 m) long and 17 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa A513
CrossesMiddle Fork Creek
Location1.1 MI SE JCT I40&SR109
RouteCounty Highway 0A513
Coordinates36.18352, -86.39242
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span16 ft (4.9 m)
Deck width17 ft (5.3 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2020)
Projected traffic800 by 2040
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A513 over Middle Fork Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Nfa A513 over Middle 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 A513 over Middle Fork Creek carry?

About 500 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Nfa A513 over Middle Fork Creek?

The structure is 25 ft (7.6 m) long with a longest span of 16 ft (4.9 m) and a deck 17 ft wide.

Who owns Nfa A513 over Middle Fork Creek?

It is owned by the County Highway Agency.