US Bridges

FAP 20 over SR 20 Ramp a / SR 20

Fair

Crockett County, Tennessee · 1.1 M N JCT SR 20 & SR 54 · Structure no. 17SR0200027

Built
1994
31 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
260 ft
2 main spans
Daily traffic
12,706
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 20 over SR 20 Ramp a / SR 20 is a prestressed concrete continuous stringer/multi-beam or girder carrying FAP 20 over SR 20 Ramp a / SR 20 in Crockett County, Tennessee. It was built in 1994, so it is 31 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 12,706 vehicles a day, roughly 10% of them trucks, projected to reach 20,330 by 2042. The structure is 260 ft (79.4 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesFAP 20
CrossesSR 20 Ramp a / SR 20
Location1.1 M N JCT SR 20 & SR 54
RouteU.S. Route 412
CountyCrockett County
StateTennessee
Coordinates35.81208, -89.16139
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length260 ft (79.4 m)
Longest span136 ft (41.6 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,706 (2021)
Projected traffic20,330 by 2042
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.1 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAP 20 over SR 20 Ramp a / SR 20 built?

It was built in 1994, making it 31 years old in 2025.

What condition is FAP 20 over SR 20 Ramp a / SR 20 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 Ramp a / SR 20 carry?

About 12,706 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is FAP 20 over SR 20 Ramp a / SR 20?

The structure is 260 ft (79.4 m) long with a longest span of 136 ft (41.6 m) and a deck 32 ft wide.

Who owns FAP 20 over SR 20 Ramp a / SR 20?

It is owned by the State Highway Agency.