US Bridges

Nfa 1405 Ramp over Ramp to I40/DUMPLIN CR

Fair

Jefferson County, Tennessee · 2.4 M E of Sevier CO Line · Structure no. 45014050001

Built
1973
52 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
53 ft
3 main spans
Daily traffic
1,764
2021 count
Owner
State
State Highway Agency

About this bridge

Nfa 1405 Ramp over Ramp to I40/DUMPLIN CR is a concrete continuous culvert carrying Nfa 1405 Ramp over Ramp to I40/DUMPLIN CR in Jefferson County, Tennessee. It was built in 1973, so it is 52 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 1,764 vehicles a day, roughly 3% of them trucks, projected to reach 2,822 by 2042. The structure is 53 ft (16.1 m) long and 55 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesNfa 1405 Ramp
CrossesRamp to I40/DUMPLIN CR
Location2.4 M E of Sevier CO Line
RouteCounty Highway 1405
CountyJefferson County
StateTennessee
Coordinates36.00853, -83.52679
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length53 ft (16.1 m)
Longest span12 ft (3.7 m)
Deck width55 ft (16.8 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,764 (2021)
Projected traffic2,822 by 2042
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 Nfa 1405 Ramp over Ramp to I40/DUMPLIN CR built?

It was built in 1973, making it 52 years old in 2025.

What condition is Nfa 1405 Ramp over Ramp to I40/DUMPLIN 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 June 2024.

How much traffic does Nfa 1405 Ramp over Ramp to I40/DUMPLIN CR carry?

About 1,764 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1405 Ramp over Ramp to I40/DUMPLIN CR?

The structure is 53 ft (16.1 m) long with a longest span of 12 ft (3.7 m) and a deck 55 ft wide.

Who owns Nfa 1405 Ramp over Ramp to I40/DUMPLIN CR?

It is owned by the State Highway Agency.