US Bridges

Nfa 1407 (sa 5807) over Dry Branch

Fair

Marion County, Tennessee · 4.2 MI NW JCT SR2&HAMILTO · Structure no. 58014070013

Built
1984
41 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
371
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1407 (sa 5807) over Dry Branch is a concrete continuous culvert carrying Nfa 1407 (sa 5807) over Dry Branch in Marion County, Tennessee. It was built in 1984, so it is 41 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 371 vehicles a day, roughly 3% of them trucks, projected to reach 272 by 2040. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 1407 (sa 5807)
CrossesDry Branch
Location4.2 MI NW JCT SR2&HAMILTO
RouteCounty Highway 1407
CountyMarion County
StateTennessee
Coordinates35.06763, -85.47462
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 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 evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.5 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 traffic371 (2021)
Projected traffic272 by 2040
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 1407 (sa 5807) over Dry Branch built?

It was built in 1984, making it 41 years old in 2025.

What condition is Nfa 1407 (sa 5807) over Dry Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Nfa 1407 (sa 5807) over Dry Branch carry?

About 371 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1407 (sa 5807) over Dry Branch?

The structure is 21 ft (6.5 m) long with a longest span of 10 ft (3 m).

Who owns Nfa 1407 (sa 5807) over Dry Branch?

It is owned by the County Highway Agency.