US Bridges

FAP 52 over Little Salt Lick Creek

FairPosted for load

Macon County, Tennessee · In Red Boiling Springs · Structure no. 56SR0520005

Built
1920
105 years old, rebuilt 1991
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
65 ft
2 main spans
Daily traffic
2,228
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 52 over Little Salt Lick Creek is a prestressed concrete continuous box beam or girders - single or spread carrying FAP 52 over Little Salt Lick Creek in Macon County, Tennessee. It was built in 1920 and reconstructed in 1991, so it is 105 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 2,228 vehicles a day, roughly 5% of them trucks, projected to reach 3,307 by 2041. The structure is 65 ft (19.8 m) long and 43 ft wide. If it were closed, the detour would be 67.7 mi (109 km).

CarriesFAP 52
CrossesLittle Salt Lick Creek
LocationIn Red Boiling Springs
RouteState Highway SR056
Coordinates36.53515, -85.85011
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.1 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span31 ft (9.4 m)
Deck width43 ft (13.1 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,228 (2021)
Projected traffic3,307 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed67.7 mi (109 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$715,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 52 over Little Salt Lick Creek built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1991.

What condition is FAP 52 over Little Salt Lick Creek 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 2023.

How much traffic does FAP 52 over Little Salt Lick Creek carry?

About 2,228 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAP 52 over Little Salt Lick Creek?

The structure is 65 ft (19.8 m) long with a longest span of 31 ft (9.4 m) and a deck 43 ft wide.

Who owns FAP 52 over Little Salt Lick Creek?

It is owned by the State Highway Agency.