US Bridges

Nfa A596 over W Prong Little Piegon R

Good

Sevier County, Tennessee · 1 M NW of US321-441 Jct. · Structure no. 780A5960001

Built
1985
40 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
243 ft
4 main spans
Daily traffic
160
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A596 over W Prong Little Piegon R is a prestressed concrete stringer/multi-beam or girder carrying Nfa A596 over W Prong Little Piegon R in Sevier County, Tennessee. It was built in 1985, so it is 40 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 160 vehicles a day, roughly 2% of them trucks, projected to reach 256 by 2041. The structure is 243 ft (74.1 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNfa A596
CrossesW Prong Little Piegon R
Location1 M NW of US321-441 Jct.
RouteCity Street 596
Coordinates35.81738, -83.58955
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
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 alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating57.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length243 ft (74.1 m)
Longest span61 ft (18.6 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2020)
Projected traffic256 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 A596 over W Prong Little Piegon R built?

It was built in 1985, making it 40 years old in 2025.

What condition is Nfa A596 over W Prong Little Piegon R 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 2023.

How much traffic does Nfa A596 over W Prong Little Piegon R carry?

About 160 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A596 over W Prong Little Piegon R?

The structure is 243 ft (74.1 m) long with a longest span of 61 ft (18.6 m) and a deck 24 ft wide.

Who owns Nfa A596 over W Prong Little Piegon R?

It is owned by the County Highway Agency.