US Bridges

Nfa A250 over Arnold Branch

Good

Weakley County, Tennessee · 3.8 MI W of Henry · Structure no. 920A2500001

Built
2004
21 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
170
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A250 over Arnold Branch is a prestressed concrete box beam or girders - single or spread carrying Nfa A250 over Arnold Branch in Weakley County, Tennessee. It was built in 2004, so it is 21 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 170 vehicles a day, roughly 2% of them trucks, projected to reach 272 by 2040. The structure is 45 ft (13.7 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa A250
CrossesArnold Branch
Location3.8 MI W of Henry
RouteCounty Highway 250
Coordinates36.24215, -88.56562
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length45 ft (13.7 m)
Longest span45 ft (13.7 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170 (2020)
Projected traffic272 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 A250 over Arnold Branch built?

It was built in 2004, making it 21 years old in 2025.

What condition is Nfa A250 over Arnold Branch 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 September 2024.

How much traffic does Nfa A250 over Arnold Branch carry?

About 170 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A250 over Arnold Branch?

The structure is 45 ft (13.7 m) long with a longest span of 45 ft (13.7 m) and a deck 27 ft wide.

Who owns Nfa A250 over Arnold Branch?

It is owned by the County Highway Agency.