US Bridges

Nfa 957 (sa 2219) over Gentry Branch

Fair

Dickson County, Tennessee · 0.2 M. S. SR96 · Structure no. 22009570017

Built
1960
65 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
28 ft
2 main spans
Daily traffic
980
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 957 (sa 2219) over Gentry Branch is a concrete continuous culvert carrying Nfa 957 (sa 2219) over Gentry Branch in Dickson County, Tennessee. It was built in 1960, 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 980 vehicles a day, roughly 1% of them trucks, projected to reach 1,760 by 2040. The structure is 28 ft (8.5 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 957 (sa 2219)
CrossesGentry Branch
Location0.2 M. S. SR96
RouteCounty Highway 957
CountyDickson County
StateTennessee
Coordinates36.04111, -87.28017
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
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
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.7 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length28 ft (8.5 m)
Longest span10 ft (3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic980 (2021)
Projected traffic1,760 by 2040
Trucks1%
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$125,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 957 (sa 2219) over Gentry Branch built?

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

What condition is Nfa 957 (sa 2219) over Gentry Branch 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 957 (sa 2219) over Gentry Branch carry?

About 980 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa 957 (sa 2219) over Gentry Branch?

The structure is 28 ft (8.5 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns Nfa 957 (sa 2219) over Gentry Branch?

It is owned by the County Highway Agency.