US Bridges

FAP 402 (sr 40) over Tenn Copper Company RR

Fair

Polk County, Tennessee · 2.5 Mi.W.Of No.Carolina · Structure no. 70SR0400034

Built
1935
90 years old, rebuilt 1967
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
96 ft
3 main spans
Daily traffic
4,700
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 402 (sr 40) over Tenn Copper Company RR is a prestressed concrete continuous box beam or girders - single or spread carrying FAP 402 (sr 40) over Tenn Copper Company RR in Polk County, Tennessee. It was built in 1935 and reconstructed in 1967, so it is 90 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 4,700 vehicles a day, roughly 10% of them trucks, projected to reach 7,520 by 2042. The structure is 96 ft (29.4 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesFAP 402 (sr 40)
CrossesTenn Copper Company RR
Location2.5 Mi.W.Of No.Carolina
RouteU.S. Route 64
CountyPolk County
StateTennessee
Coordinates35.02335, -84.35989
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length96 ft (29.4 m)
Longest span37 ft (11.4 m)
Deck width42 ft (12.8 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,700 (2021)
Projected traffic7,520 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAP 402 (sr 40) over Tenn Copper Company RR built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1967.

What condition is FAP 402 (sr 40) over Tenn Copper Company 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 2024.

How much traffic does FAP 402 (sr 40) over Tenn Copper Company RR carry?

About 4,700 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is FAP 402 (sr 40) over Tenn Copper Company RR?

The structure is 96 ft (29.4 m) long with a longest span of 37 ft (11.4 m) and a deck 42 ft wide.

Who owns FAP 402 (sr 40) over Tenn Copper Company RR?

It is owned by the State Highway Agency.