US Bridges

FAS 186 over Branch

Fair

Madison County, Tennessee · Near Gibson Co. Line · Structure no. 570A1020001

Built
1986
39 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
46 ft
2 main spans
Daily traffic
844
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 186 over Branch is a concrete continuous culvert carrying FAS 186 over Branch in Madison County, Tennessee. It was built in 1986, so it is 39 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 844 vehicles a day, roughly 5% of them trucks, projected to reach 1,286 by 2041. The structure is 46 ft (14 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesFAS 186
CrossesBranch
LocationNear Gibson Co. Line
RouteState Highway 186
CountyMadison County
StateTennessee
Coordinates35.78436, -88.82972
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length46 ft (14 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic844 (2021)
Projected traffic1,286 by 2041
Trucks5%
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

OwnerState Highway Agency
Maintained byState 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 FAS 186 over Branch built?

It was built in 1986, making it 39 years old in 2025.

What condition is FAS 186 over 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 May 2023.

How much traffic does FAS 186 over Branch carry?

About 844 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 186 over Branch?

The structure is 46 ft (14 m) long with a longest span of 15 ft (4.6 m).

Who owns FAS 186 over Branch?

It is owned by the State Highway Agency.