US Bridges

FAS 104 over Slough Branch

Fair

Dyer County, Tennessee · 2.6 S E JCT I155&SR181 · Structure no. 23SR0200003

Built
1987
38 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
180 ft
3 main spans
Daily traffic
483
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 104 over Slough Branch is a prestressed concrete box beam or girders - multiple carrying FAS 104 over Slough Branch in Dyer County, Tennessee. It was built in 1987, so it is 38 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 5 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 483 vehicles a day, roughly 4% of them trucks, projected to reach 1,075 by 2042. The structure is 180 ft (54.9 m) long and 36 ft wide. If it were closed, the detour would be 52.8 mi (85 km).

Location

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CarriesFAS 104
CrossesSlough Branch
Location2.6 S E JCT I155&SR181
RouteState Highway 104
CountyDyer County
StateTennessee
Coordinates36.05856, -89.5883
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span60 ft (18.3 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic483 (2021)
Projected traffic1,075 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed52.8 mi (85 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 104 over Slough Branch built?

It was built in 1987, making it 38 years old in 2025.

What condition is FAS 104 over Slough 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 October 2023.

How much traffic does FAS 104 over Slough Branch carry?

About 483 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAS 104 over Slough Branch?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 36 ft wide.

Who owns FAS 104 over Slough Branch?

It is owned by the State Highway Agency.