US Bridges

FAP 20 over SR 20 / CSX RR

Fair

Crockett County, Tennessee · .2 Mi.S.Of SR076 · Structure no. 17SR0200012

Built
1959
66 years old, rebuilt 1991
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete
Length
142 ft
5 main spans
Daily traffic
14,996
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 20 over SR 20 / CSX RR is a concrete tee beam carrying FAP 20 over SR 20 / CSX RR in Crockett County, Tennessee. It was built in 1959 and reconstructed in 1991, so it is 66 years old, older 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 14,996 vehicles a day, roughly 10% of them trucks, projected to reach 23,994 by 2042. The structure is 142 ft (43.4 m) long and 44 ft wide. If it were closed, the detour would be 36 mi (58 km).

Location

Open in Google Maps
CarriesFAP 20
CrossesSR 20 / CSX RR
Location.2 Mi.S.Of SR076
RouteU.S. Route 412
CountyCrockett County
StateTennessee
Coordinates35.725, -89.06372
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length142 ft (43.4 m)
Longest span29 ft (8.7 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,996 (2021)
Projected traffic23,994 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed36 mi (58 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$1.2 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAP 20 over SR 20 / CSX RR built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1991.

What condition is FAP 20 over SR 20 / CSX RR 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 April 2024.

How much traffic does FAP 20 over SR 20 / CSX RR carry?

About 14,996 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is FAP 20 over SR 20 / CSX RR?

The structure is 142 ft (43.4 m) long with a longest span of 29 ft (8.7 m) and a deck 44 ft wide.

Who owns FAP 20 over SR 20 / CSX RR?

It is owned by the State Highway Agency.