US Bridges

Nfa A297 over Spring Creek

Fair

Hamblen County, Tennessee · .3MI East of SR32 · Structure no. 320A2970001

Built
1965
60 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
3,010
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A297 over Spring Creek is a concrete continuous culvert carrying Nfa A297 over Spring Creek in Hamblen County, Tennessee. It was built in 1965, so it is 60 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 3,010 vehicles a day, roughly 2% of them trucks, projected to reach 4,816 by 2039. The structure is 23 ft (7 m) long. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesNfa A297
CrossesSpring Creek
Location.3MI East of SR32
RouteCounty Highway 297
CountyHamblen County
StateTennessee
Coordinates36.23447, -83.26047
Functional classUrban 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,010 (2020)
Projected traffic4,816 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 A297 over Spring Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Nfa A297 over Spring 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 September 2023.

How much traffic does Nfa A297 over Spring Creek carry?

About 3,010 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A297 over Spring Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns Nfa A297 over Spring Creek?

It is owned by the City or Municipal Highway Agency.