US Bridges

Nfa 2149 (sa 2111) over Dry Creek

Good

DeKalb County, Tennessee · 5MI Southwest of US70 · Structure no. 21021490001

Built
2011
14 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
114 ft
2 main spans
Daily traffic
265
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2149 (sa 2111) over Dry Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa 2149 (sa 2111) over Dry Creek in DeKalb County, Tennessee. It was built in 2011, so it is 14 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 265 vehicles a day, roughly 3% of them trucks, projected to reach 288 by 2039. The structure is 114 ft (34.7 m) long and 27 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesNfa 2149 (sa 2111)
CrossesDry Creek
Location5MI Southwest of US70
RouteCounty Highway 2149
Coordinates35.9433, -85.90704
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length114 ft (34.7 m)
Longest span57 ft (17.4 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic265 (2021)
Projected traffic288 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 2149 (sa 2111) over Dry Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Nfa 2149 (sa 2111) over Dry 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 2149 (sa 2111) over Dry Creek carry?

About 265 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2149 (sa 2111) over Dry Creek?

The structure is 114 ft (34.7 m) long with a longest span of 57 ft (17.4 m) and a deck 27 ft wide.

Who owns Nfa 2149 (sa 2111) over Dry Creek?

It is owned by the County Highway Agency.