US Bridges

FAP 408 (sr 155) over SR 155 / CSX RR

Fair

Davidson County, Tennessee · 2 M NE I40 · Structure no. 19SR1550031

Built
1987
38 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
202 ft
3 main spans
Daily traffic
42,389
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 408 (sr 155) over SR 155 / CSX RR is a prestressed concrete continuous stringer/multi-beam or girder carrying FAP 408 (sr 155) over SR 155 / CSX RR in Davidson County, Tennessee. It was built in 1987, so it is 38 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 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 42,389 vehicles a day, roughly 7% of them trucks, projected to reach 79,286 by 2041. The structure is 202 ft (61.6 m) long and 110 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesFAP 408 (sr 155)
CrossesSR 155 / CSX RR
Location2 M NE I40
RouteState Highway 155
CountyDavidson County
StateTennessee
Coordinates36.17457, -86.8701
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length202 ft (61.6 m)
Longest span67 ft (20.4 m)
Deck width110 ft (33.4 m)
Roadway width108 ft (32.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,389 (2021)
Projected traffic79,286 by 2041
Trucks7%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAP 408 (sr 155) over SR 155 / CSX RR built?

It was built in 1987, making it 38 years old in 2025.

What condition is FAP 408 (sr 155) over SR 155 / CSX RR 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 (sr 155) over SR 155 / CSX RR carry?

About 42,389 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is FAP 408 (sr 155) over SR 155 / CSX RR?

The structure is 202 ft (61.6 m) long with a longest span of 67 ft (20.4 m) and a deck 110 ft wide.

Who owns FAP 408 (sr 155) over SR 155 / CSX RR?

It is owned by the State Highway Agency.