US Bridges

Nfa A025 over Williams Creek

Good

Grainger County, Tennessee · East of Clinch River · Structure no. 290A0250005

Built
2013
12 years old
Condition
Good
inspected April 2023
Type
Culvert
Steel
Length
24 ft
4 main spans
Daily traffic
60
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A025 over Williams Creek is a steel culvert carrying Nfa A025 over Williams Creek in Grainger County, Tennessee. It was built in 2013, so it is 12 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 60 vehicles a day, roughly 10% of them trucks, projected to reach 96 by 2041. The structure is 24 ft (7.2 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa A025
CrossesWilliams Creek
LocationEast of Clinch River
RouteCounty Highway 25
Coordinates36.32535, -83.62182
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating38.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadH 15
Structure length24 ft (7.2 m)
Longest span6 ft (1.8 m)
Deck width25 ft (7.6 m)
Roadway width13 ft (4.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2020)
Projected traffic96 by 2041
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 A025 over Williams Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is Nfa A025 over Williams 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 April 2023.

How much traffic does Nfa A025 over Williams Creek carry?

About 60 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Nfa A025 over Williams Creek?

The structure is 24 ft (7.2 m) long with a longest span of 6 ft (1.8 m) and a deck 25 ft wide.

Who owns Nfa A025 over Williams Creek?

It is owned by the County Highway Agency.