US Bridges

Nfa 1399 (sa 5726) over S. Fk. Forked Deer River

Fair

Madison County, Tennessee · 1.7 MI S JCT SR20&CROCKET · Structure no. 57S82140009

Built
1984
41 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
166 ft
3 main spans
Daily traffic
524
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1399 (sa 5726) over S. Fk. Forked Deer River is a prestressed concrete stringer/multi-beam or girder carrying Nfa 1399 (sa 5726) over S. Fk. Forked Deer River in Madison County, Tennessee. It was built in 1984, so it is 41 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 524 vehicles a day, roughly 3% of them trucks, projected to reach 832 by 2041. The structure is 166 ft (50.7 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 1399 (sa 5726)
CrossesS. Fk. Forked Deer River
Location1.7 MI S JCT SR20&CROCKET
RouteCounty Highway 1399
CountyMadison County
StateTennessee
Coordinates35.66622, -89.00114
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating71.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length166 ft (50.7 m)
Longest span75 ft (23 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic524 (2021)
Projected traffic832 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1399 (sa 5726) over S. Fk. Forked Deer River built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa 1399 (sa 5726) over S. Fk. Forked Deer River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does Nfa 1399 (sa 5726) over S. Fk. Forked Deer River carry?

About 524 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1399 (sa 5726) over S. Fk. Forked Deer River?

The structure is 166 ft (50.7 m) long with a longest span of 75 ft (23 m) and a deck 30 ft wide.

Who owns Nfa 1399 (sa 5726) over S. Fk. Forked Deer River?

It is owned by the County Highway Agency.