US Bridges

Nfa 859 (sa 9211) over Overflow

Good

Weakley County, Tennessee · 2.4 MI NW of Gleason · Structure no. 92008590013

Built
2020
5 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
396
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa 859 (sa 9211) over Overflow is a prestressed concrete box beam or girders - single or spread carrying Nfa 859 (sa 9211) over Overflow in Weakley County, Tennessee. It was built in 2020, so it is 5 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 396 vehicles a day, roughly 3% of them trucks, projected to reach 1,024 by 2041. The structure is 100 ft (30.5 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa 859 (sa 9211)
CrossesOverflow
Location2.4 MI NW of Gleason
RouteCity Street 859
Coordinates36.25216, -88.6552
Functional classRural Minor Collector

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.
Superstructure8 Very GoodNo problems noted.
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 evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic396 (2021)
Projected traffic1,024 by 2041
Trucks3%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 859 (sa 9211) over Overflow built?

It was built in 2020, making it 5 years old in 2025.

What condition is Nfa 859 (sa 9211) over Overflow 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 October 2024.

How much traffic does Nfa 859 (sa 9211) over Overflow carry?

About 396 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 859 (sa 9211) over Overflow?

The structure is 100 ft (30.5 m) long with a longest span of 100 ft (30.5 m) and a deck 31 ft wide.

Who owns Nfa 859 (sa 9211) over Overflow?

It is owned by the City or Municipal Highway Agency.