US Bridges

Nfa A299 (sa 2102) over Sink Creek

Good

DeKalb County, Tennessee · 1 MI North of Warren Co. · Structure no. 210A2380001

Built
2017
8 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete Continuous
Length
33 ft
2 main spans
Daily traffic
80
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A299 (sa 2102) over Sink Creek is a concrete continuous culvert carrying Nfa A299 (sa 2102) over Sink Creek in DeKalb County, Tennessee. It was built in 2017, so it is 8 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 80 vehicles a day, roughly 2% of them trucks, projected to reach 128 by 2042. The structure is 33 ft (10 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNfa A299 (sa 2102)
CrossesSink Creek
Location1 MI North of Warren Co.
RouteCounty Highway 299
CountyDeKalb County
StateTennessee
Coordinates35.85627, -85.8664
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 inspectionNovember 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 alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length33 ft (10 m)
Longest span16 ft (4.9 m)
Deck width28 ft (8.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2020)
Projected traffic128 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-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 A299 (sa 2102) over Sink Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is Nfa A299 (sa 2102) over Sink 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 November 2023.

How much traffic does Nfa A299 (sa 2102) over Sink Creek carry?

About 80 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A299 (sa 2102) over Sink Creek?

The structure is 33 ft (10 m) long with a longest span of 16 ft (4.9 m) and a deck 28 ft wide.

Who owns Nfa A299 (sa 2102) over Sink Creek?

It is owned by the County Highway Agency.