US Bridges

Nfa 1335 (sa 3025) over Carson Creek

Fair

Greene County, Tennessee · 5.5 M NE of SR93-SR351 Jc · Structure no. 30F00260001

Built
1925
100 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
38 ft
2 main spans
Daily traffic
346
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1335 (sa 3025) over Carson Creek is a concrete continuous slab carrying Nfa 1335 (sa 3025) over Carson Creek in Greene County, Tennessee. It was built in 1925, so it is 100 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 346 vehicles a day, roughly 3% of them trucks, projected to reach 528 by 2041. The structure is 38 ft (11.6 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesNfa 1335 (sa 3025)
CrossesCarson Creek
Location5.5 M NE of SR93-SR351 Jc
RouteCounty Highway 1335
CountyGreene County
StateTennessee
Coordinates36.31107, -82.64547
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
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 alignment6: Equal to present minimum criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length38 ft (11.6 m)
Longest span18 ft (5.5 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic346 (2021)
Projected traffic528 by 2041
Trucks3%
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$68,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1335 (sa 3025) over Carson Creek built?

It was built in 1925, making it 100 years old in 2025.

What condition is Nfa 1335 (sa 3025) over Carson 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 January 2025.

How much traffic does Nfa 1335 (sa 3025) over Carson Creek carry?

About 346 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1335 (sa 3025) over Carson Creek?

The structure is 38 ft (11.6 m) long with a longest span of 18 ft (5.5 m) and a deck 28 ft wide.

Who owns Nfa 1335 (sa 3025) over Carson Creek?

It is owned by the County Highway Agency.