US Bridges

Nfa 1846 (sa 4125) over Arnold Branch

Poor

Hickman County, Tennessee · 5 M East of Centerville · Structure no. 41018460001

Built
1963
62 years old
Condition
Poor
inspected September 2023
Type
Culvert
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
216
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1846 (sa 4125) over Arnold Branch is a concrete continuous culvert carrying Nfa 1846 (sa 4125) over Arnold Branch in Hickman County, Tennessee. It was built in 1963, so it is 62 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 216 vehicles a day, roughly 3% of them trucks, projected to reach 346 by 2042. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 1846 (sa 4125)
CrossesArnold Branch
Location5 M East of Centerville
RouteCounty Highway 1846
CountyHickman County
StateTennessee
Coordinates35.77548, -87.37852
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.3 US tons
Inventory rating42.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic216 (2021)
Projected traffic346 by 2042
Trucks3%
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 1846 (sa 4125) over Arnold Branch built?

It was built in 1963, making it 62 years old in 2025.

What condition is Nfa 1846 (sa 4125) over Arnold Branch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2023.

How much traffic does Nfa 1846 (sa 4125) over Arnold Branch carry?

About 216 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1846 (sa 4125) over Arnold Branch?

The structure is 31 ft (9.4 m) long with a longest span of 10 ft (3 m).

Who owns Nfa 1846 (sa 4125) over Arnold Branch?

It is owned by the County Highway Agency.