US Bridges

Nfa A250 over Coops Creek

Fair

Sequatchie County, Tennessee · In City of Dunlap · Structure no. 770A2500001

Built
2003
22 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete Continuous
Length
56 ft
3 main spans
Daily traffic
1,880
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A250 over Coops Creek is a concrete continuous culvert carrying Nfa A250 over Coops Creek in Sequatchie County, Tennessee. It was built in 2003, so it is 22 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 1,880 vehicles a day, roughly 10% of them trucks, projected to reach 3,008 by 2042. The structure is 56 ft (17.2 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa A250
CrossesCoops Creek
LocationIn City of Dunlap
RouteCity Street 250
Coordinates35.36944, -85.38782
Functional classRural Local

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 inspectionDecember 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length56 ft (17.2 m)
Longest span18 ft (5.5 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,880 (2020)
Projected traffic3,008 by 2042
Trucks10%
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A250 over Coops Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Nfa A250 over Coops Creek 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 December 2024.

How much traffic does Nfa A250 over Coops Creek carry?

About 1,880 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Nfa A250 over Coops Creek?

The structure is 56 ft (17.2 m) long with a longest span of 18 ft (5.5 m) and a deck 33 ft wide.

Who owns Nfa A250 over Coops Creek?

It is owned by the City or Municipal Highway Agency.