US Bridges

FAP 28 over Little Sequatchie River

Fair

Marion County, Tennessee · 6 M N of I24 · Structure no. 58SR0280015

Built
1990
35 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
449 ft
5 main spans
Daily traffic
9,532
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 28 over Little Sequatchie River is a prestressed concrete continuous box beam or girders - single or spread carrying FAP 28 over Little Sequatchie River in Marion County, Tennessee. It was built in 1990, so it is 35 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 9,532 vehicles a day, roughly 9% of them trucks, projected to reach 15,888 by 2040. The structure is 449 ft (136.9 m) long and 50 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesFAP 28
CrossesLittle Sequatchie River
Location6 M N of I24
RouteState Highway 28
Coordinates35.10347, -85.57632
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length449 ft (136.9 m)
Longest span90 ft (27.5 m)
Deck width50 ft (15.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,532 (2021)
Projected traffic15,888 by 2040
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.9 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 28 over Little Sequatchie River built?

It was built in 1990, making it 35 years old in 2025.

What condition is FAP 28 over Little Sequatchie River 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 August 2024.

How much traffic does FAP 28 over Little Sequatchie River carry?

About 9,532 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAP 28 over Little Sequatchie River?

The structure is 449 ft (136.9 m) long with a longest span of 90 ft (27.5 m) and a deck 50 ft wide.

Who owns FAP 28 over Little Sequatchie River?

It is owned by the State Highway Agency.