US Bridges

Nfa A215 over Beaver Dam Creek

Good

Johnson County, Tennessee · NW Off SR133-N of US421 · Structure no. 460A2150001

Built
1984
41 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
33 ft
3 main spans
Daily traffic
70
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A215 over Beaver Dam Creek is a concrete continuous culvert carrying Nfa A215 over Beaver Dam Creek in Johnson County, Tennessee. It was built in 1984, so it is 41 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 70 vehicles a day, roughly 5% of them trucks, projected to reach 112 by 2042. The structure is 33 ft (10 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa A215
CrossesBeaver Dam Creek
LocationNW Off SR133-N of US421
RouteCounty Highway 215
Coordinates36.55444, -81.89083
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating80.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length33 ft (10 m)
Longest span10 ft (3 m)
Deck width26 ft (7.9 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2020)
Projected traffic112 by 2042
Trucks5%
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

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 A215 over Beaver Dam Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa A215 over Beaver Dam 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 2024.

How much traffic does Nfa A215 over Beaver Dam Creek carry?

About 70 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Nfa A215 over Beaver Dam Creek?

The structure is 33 ft (10 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns Nfa A215 over Beaver Dam Creek?

It is owned by the County Highway Agency.