US Bridges

FAP 408 (SR155) over SR 155 / Eatons CR Rd&cr

Fair

Davidson County, Tennessee · SR 155@EATONS CR Rd&cr · Structure no. 19SR1550035

Built
1992
33 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
309 ft
5 main spans
Daily traffic
31,838
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 408 (SR155) over SR 155 / Eatons CR Rd&cr is a prestressed concrete continuous box beam or girders - multiple carrying FAP 408 (SR155) over SR 155 / Eatons CR Rd&cr in Davidson County, Tennessee. It was built in 1992, so it is 33 years old, younger 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 31,838 vehicles a day, roughly 7% of them trucks, projected to reach 53,979 by 2041. The structure is 309 ft (94.2 m) long and 90 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAP 408 (SR155)
CrossesSR 155 / Eatons CR Rd&cr
LocationSR 155@EATONS CR Rd&cr
RouteState Highway 155
Coordinates36.2249, -86.86545
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length309 ft (94.2 m)
Longest span74 ft (22.6 m)
Deck width90 ft (27.4 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,838 (2021)
Projected traffic53,979 by 2041
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 408 (SR155) over SR 155 / Eatons CR Rd&cr built?

It was built in 1992, making it 33 years old in 2025.

What condition is FAP 408 (SR155) over SR 155 / Eatons CR Rd&cr 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 April 2023.

How much traffic does FAP 408 (SR155) over SR 155 / Eatons CR Rd&cr carry?

About 31,838 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is FAP 408 (SR155) over SR 155 / Eatons CR Rd&cr?

The structure is 309 ft (94.2 m) long with a longest span of 74 ft (22.6 m) and a deck 90 ft wide.

Who owns FAP 408 (SR155) over SR 155 / Eatons CR Rd&cr?

It is owned by the State Highway Agency.