US Bridges

FAU 24 over Brown Creek

Fair

Davidson County, Tennessee · 2 M N JCT JCT I440&SR11 · Structure no. 19SR0240011

Built
1924
101 years old, rebuilt 2013
Condition
Fair
inspected March 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
165 ft
6 main spans
Daily traffic
8,464
2021 count
Owner
State
State Highway Agency

About this bridge

FAU 24 over Brown Creek is a prestressed concrete continuous box beam or girders - single or spread carrying FAU 24 over Brown Creek in Davidson County, Tennessee. It was built in 1924 and reconstructed in 2013, so it is 101 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 8,464 vehicles a day, roughly 9% of them trucks, projected to reach 21,346 by 2041. The structure is 165 ft (50.4 m) long and 71 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesFAU 24
CrossesBrown Creek
Location2 M N JCT JCT I440&SR11
RouteU.S. Route 70
Coordinates36.15448, -86.74294
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length165 ft (50.4 m)
Longest span33 ft (10.1 m)
Deck width71 ft (21.5 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,464 (2021)
Projected traffic21,346 by 2041
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$292,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 24 over Brown Creek built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 2013.

What condition is FAU 24 over Brown 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 March 2023.

How much traffic does FAU 24 over Brown Creek carry?

About 8,464 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAU 24 over Brown Creek?

The structure is 165 ft (50.4 m) long with a longest span of 33 ft (10.1 m) and a deck 71 ft wide.

Who owns FAU 24 over Brown Creek?

It is owned by the State Highway Agency.