US Bridges

Nfa 2330 over Horns Creek

Good

Polk County, Tennessee · 1.3 MI SW JCT SR40&SR314 · Structure no. 70023300001

Built
1975
50 years old
Condition
Good
inspected June 2024
Type
Culvert
Steel
Length
35 ft
3 main spans
Daily traffic
786
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2330 over Horns Creek is a steel culvert carrying Nfa 2330 over Horns Creek in Polk County, Tennessee. It was built in 1975, so it is 50 years old, older 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 786 vehicles a day, roughly 3% of them trucks, projected to reach 1,136 by 2040. The structure is 35 ft (10.7 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNfa 2330
CrossesHorns Creek
Location1.3 MI SW JCT SR40&SR314
RouteCounty Highway 2330
Coordinates35.09182, -84.67397
Functional classRural Minor Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadH 15
Structure length35 ft (10.7 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 traffic786 (2021)
Projected traffic1,136 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 2330 over Horns Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Nfa 2330 over Horns 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 June 2024.

How much traffic does Nfa 2330 over Horns Creek carry?

About 786 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2330 over Horns Creek?

The structure is 35 ft (10.7 m) long with a longest span of 10 ft (3 m).

Who owns Nfa 2330 over Horns Creek?

It is owned by the County Highway Agency.