US Bridges

Nfa 1599 (sa 9208) over Overflow

Fair

Weakley County, Tennessee · 0.7 MI N of SR124 · Structure no. 92S80150001

Built
1989
36 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
208 ft
6 main spans
Daily traffic
450
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1599 (sa 9208) over Overflow is a prestressed concrete stringer/multi-beam or girder carrying Nfa 1599 (sa 9208) over Overflow in Weakley County, Tennessee. It was built in 1989, so it is 36 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 450 vehicles a day, roughly 3% of them trucks, projected to reach 768 by 2040. The structure is 208 ft (63.4 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 1599 (sa 9208)
CrossesOverflow
Location0.7 MI N of SR124
RouteCounty Highway 1599
CountyWeakley County
StateTennessee
Coordinates36.17003, -88.70986
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans6
Design loadHS 20
Structure length208 ft (63.4 m)
Longest span35 ft (10.8 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2021)
Projected traffic768 by 2040
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 1599 (sa 9208) over Overflow built?

It was built in 1989, making it 36 years old in 2025.

What condition is Nfa 1599 (sa 9208) over Overflow 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 October 2024.

How much traffic does Nfa 1599 (sa 9208) over Overflow carry?

About 450 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1599 (sa 9208) over Overflow?

The structure is 208 ft (63.4 m) long with a longest span of 35 ft (10.8 m) and a deck 31 ft wide.

Who owns Nfa 1599 (sa 9208) over Overflow?

It is owned by the County Highway Agency.