US Bridges

Nfa A235 over Flynn Creek

Good

Jackson County, Tennessee · 2 MI West of SR 56 · Structure no. 440A2350001

Built
1985
40 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
49 ft
3 main spans
Daily traffic
150
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A235 over Flynn Creek is a concrete continuous culvert carrying Nfa A235 over Flynn Creek in Jackson County, Tennessee. It was built in 1985, so it is 40 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 150 vehicles a day, roughly 2% of them trucks, projected to reach 240 by 2041. The structure is 49 ft (14.8 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesNfa A235
CrossesFlynn Creek
Location2 MI West of SR 56
RouteCounty Highway 235
Coordinates36.27488, -85.65804
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 10
Structure length49 ft (14.8 m)
Longest span15 ft (4.6 m)
Deck width32 ft (9.9 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic240 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 A235 over Flynn Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Nfa A235 over Flynn Creek 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 September 2023.

How much traffic does Nfa A235 over Flynn Creek carry?

About 150 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A235 over Flynn Creek?

The structure is 49 ft (14.8 m) long with a longest span of 15 ft (4.6 m) and a deck 32 ft wide.

Who owns Nfa A235 over Flynn Creek?

It is owned by the County Highway Agency.