US Bridges

I40 over Dumplin Creek

Fair

Jefferson County, Tennessee · Near Sevier CO Line · Structure no. 45I00400035

Built
1973
52 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
34 ft
3 main spans
Daily traffic
75,859
2021 count
Owner
State
State Highway Agency

About this bridge

I40 over Dumplin Creek is a concrete continuous culvert carrying I40 over Dumplin Creek 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 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 75,859 vehicles a day, roughly 6% of them trucks, projected to reach 121,374 by 2042. The structure is 34 ft (10.4 m) long and 243 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesI40
CrossesDumplin Creek
LocationNear Sevier CO Line
RouteInterstate 40
CountyJefferson County
StateTennessee
Coordinates36.01246, -83.51585
Functional classRural Principal Arterial - Interstate

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width243 ft (74.1 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75,859 (2021)
Projected traffic121,374 by 2042
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$634,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I40 over Dumplin Creek built?

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

What condition is I40 over Dumplin Creek 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 I40 over Dumplin Creek carry?

About 75,859 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is I40 over Dumplin Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 243 ft wide.

Who owns I40 over Dumplin Creek?

It is owned by the State Highway Agency.