US Bridges

Nfa A486 350169P over CSX Railroad

Fair

Davidson County, Tennessee · In Nashville · Structure no. 190D1180001

Built
1965
60 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
128 ft
3 main spans
Daily traffic
2,740
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A486 350169P over CSX Railroad is a prestressed concrete box beam or girders - multiple carrying Nfa A486 350169P over CSX Railroad in Davidson County, Tennessee. It was built in 1965, so it is 60 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 2,740 vehicles a day, roughly 2% of them trucks, projected to reach 4,384 by 2041. The structure is 128 ft (39 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNfa A486 350169P
CrossesCSX Railroad
LocationIn Nashville
RouteCity Street 486
CountyDavidson County
StateTennessee
Coordinates36.23922, -86.72726
Functional classUrban Local

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 inspectionJuly 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length128 ft (39 m)
Longest span49 ft (14.9 m)
Deck width36 ft (11 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,740 (2020)
Projected traffic4,384 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$319,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nfa A486 350169P over CSX Railroad built?

It was built in 1965, making it 60 years old in 2025.

What condition is Nfa A486 350169P 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 July 2023.

How much traffic does Nfa A486 350169P over CSX Railroad carry?

About 2,740 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A486 350169P over CSX Railroad?

The structure is 128 ft (39 m) long with a longest span of 49 ft (14.9 m) and a deck 36 ft wide.

Who owns Nfa A486 350169P over CSX Railroad?

It is owned by the City or Municipal Highway Agency.