US Bridges

FAS 252 over CSX Railroad

Fair

Williamson County, Tennessee · .2 M E JCT SR6&SR252 · Structure no. 94S62480015

Built
1970
55 years old, rebuilt 1999
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
9,540
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 252 over CSX Railroad is a prestressed concrete stringer/multi-beam or girder carrying FAS 252 over CSX Railroad in Williamson County, Tennessee. It was built in 1970 and reconstructed in 1999, so it is 55 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.

It carries about 9,540 vehicles a day, roughly 4% of them trucks, projected to reach 13,496 by 2041. The structure is 80 ft (24.4 m) long and 79 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAS 252
CrossesCSX Railroad
Location.2 M E JCT SR6&SR252
RouteState Highway 252
Coordinates36.03342, -86.78516
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating30.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span75 ft (22.9 m)
Deck width79 ft (24.1 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,540 (2021)
Projected traffic13,496 by 2041
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAS 252 over CSX Railroad built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1999.

What condition is FAS 252 over CSX Railroad 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 January 2025.

How much traffic does FAS 252 over CSX Railroad carry?

About 9,540 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAS 252 over CSX Railroad?

The structure is 80 ft (24.4 m) long with a longest span of 75 ft (22.9 m) and a deck 79 ft wide.

Who owns FAS 252 over CSX Railroad?

It is owned by the State Highway Agency.