US Bridges

Nfa A029 over Alexander Creek

Good

Bedford County, Tennessee · 3. M. Se. Unionville. · Structure no. 020A0290001

Built
2008
17 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
1,320
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A029 over Alexander Creek is a prestressed concrete box beam or girders - single or spread carrying Nfa A029 over Alexander Creek in Bedford County, Tennessee. It was built in 2008, so it is 17 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 1,320 vehicles a day, roughly 13% of them trucks, projected to reach 2,112 by 2041. The structure is 69 ft (21.1 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNfa A029
CrossesAlexander Creek
Location3. M. Se. Unionville.
RouteCounty Highway 29
Coordinates35.61677, -86.53318
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating73.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length69 ft (21.1 m)
Longest span67 ft (20.5 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,320 (2020)
Projected traffic2,112 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 A029 over Alexander Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Nfa A029 over Alexander 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 2024.

How much traffic does Nfa A029 over Alexander Creek carry?

About 1,320 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is Nfa A029 over Alexander Creek?

The structure is 69 ft (21.1 m) long with a longest span of 67 ft (20.5 m) and a deck 26 ft wide.

Who owns Nfa A029 over Alexander Creek?

It is owned by the County Highway Agency.