US Bridges

FAU 6 350174L over CSX Railroad

FairPosted for load

Davidson County, Tennessee · 1.6 MI E I65 Ellington Pk · Structure no. 19FA0060018

Built
1969
56 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
194 ft
3 main spans
Daily traffic
46,596
2021 count
Owner
State
State Highway Agency

About this bridge

FAU 6 350174L over CSX Railroad is a steel continuous stringer/multi-beam or girder carrying FAU 6 350174L over CSX Railroad in Davidson County, Tennessee. It was built in 1969, so it is 56 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. Its operating status is: posted for load restriction.

It carries about 46,596 vehicles a day, roughly 7% of them trucks, projected to reach 75,789 by 2041. The structure is 194 ft (59.1 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFAU 6 350174L
CrossesCSX Railroad
Location1.6 MI E I65 Ellington Pk
RouteU.S. Route 31
CountyDavidson County
StateTennessee
Coordinates36.19523, -86.75253
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating22.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length194 ft (59.1 m)
Longest span77 ft (23.5 m)
Deck width63 ft (19.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,596 (2021)
Projected traffic75,789 by 2041
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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$2.6 million (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAU 6 350174L over CSX Railroad built?

It was built in 1969, making it 56 years old in 2025.

What condition is FAU 6 350174L 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 February 2023.

How much traffic does FAU 6 350174L over CSX Railroad carry?

About 46,596 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is FAU 6 350174L over CSX Railroad?

The structure is 194 ft (59.1 m) long with a longest span of 77 ft (23.5 m) and a deck 63 ft wide.

Who owns FAU 6 350174L over CSX Railroad?

It is owned by the State Highway Agency.