US Bridges

Nfa 1050 (sa 9504) over Overflow

Fair

Wilson County, Tennessee · 0.7 MI S of Gladeville · Structure no. 95020210003

Built
1960
65 years old, rebuilt 1992
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
65 ft
5 main spans
Daily traffic
1,212
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1050 (sa 9504) over Overflow is a concrete continuous culvert carrying Nfa 1050 (sa 9504) over Overflow in Wilson County, Tennessee. It was built in 1960 and reconstructed in 1992, so it is 65 years old, older 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 1,212 vehicles a day, roughly 3% of them trucks, projected to reach 1,600 by 2040. The structure is 65 ft (19.8 m) long. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesNfa 1050 (sa 9504)
CrossesOverflow
Location0.7 MI S of Gladeville
RouteCounty Highway 1050
CountyWilson County
StateTennessee
Coordinates36.10259, -86.4158
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans5
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,212 (2021)
Projected traffic1,600 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 1050 (sa 9504) over Overflow built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1992.

What condition is Nfa 1050 (sa 9504) 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 June 2024.

How much traffic does Nfa 1050 (sa 9504) over Overflow carry?

About 1,212 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1050 (sa 9504) over Overflow?

The structure is 65 ft (19.8 m) long with a longest span of 12 ft (3.7 m).

Who owns Nfa 1050 (sa 9504) over Overflow?

It is owned by the County Highway Agency.