US Bridges

FAP 11 350242K over L&n Railroad

Fair

Davidson County, Tennessee · .05 M SE JCT I440&SR11 · Structure no. 19SR0110009

Built
1929
96 years old, rebuilt 1981
Condition
Fair
inspected March 2023
Type
Tee Beam
Concrete Continuous
Length
140 ft
2 main spans
Daily traffic
27,908
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 11 350242K over L&n Railroad is a concrete continuous tee beam carrying FAP 11 350242K over L&n Railroad in Davidson County, Tennessee. It was built in 1929 and reconstructed in 1981, so it is 96 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 27,908 vehicles a day, roughly 7% of them trucks, projected to reach 41,813 by 2041. The structure is 140 ft (42.7 m) long and 88 ft wide. If it were closed, the detour would be 60.3 mi (97 km).

Location

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CarriesFAP 11 350242K
CrossesL&n Railroad
Location.05 M SE JCT I440&SR11
RouteU.S. Route 31
CountyDavidson County
StateTennessee
Coordinates36.12137, -86.75032
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionMarch 2023
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 rating59.3 US tons
Inventory rating45.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length140 ft (42.7 m)
Longest span48 ft (14.6 m)
Deck width88 ft (26.8 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,908 (2021)
Projected traffic41,813 by 2041
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed60.3 mi (97 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$2.4 million (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAP 11 350242K over L&n Railroad built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1981.

What condition is FAP 11 350242K over L&n 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 March 2023.

How much traffic does FAP 11 350242K over L&n Railroad carry?

About 27,908 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is FAP 11 350242K over L&n Railroad?

The structure is 140 ft (42.7 m) long with a longest span of 48 ft (14.6 m) and a deck 88 ft wide.

Who owns FAP 11 350242K over L&n Railroad?

It is owned by the State Highway Agency.