US Bridges

I40 over Turkey Creek

Good

Knox County, Tennessee · 5.56 MI from CO Line · Structure no. 47I00400121

Built
1973
52 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
39 ft
3 main spans
Daily traffic
93,462
2021 count
Owner
State
State Highway Agency

About this bridge

I40 over Turkey Creek is a concrete continuous culvert carrying I40 over Turkey Creek in Knox 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 93,462 vehicles a day, roughly 6% of them trucks, projected to reach 200,592 by 2040. The structure is 39 ft (11.9 m) long. If it were closed, the detour would be 14.9 mi (24 km).

CarriesI40
CrossesTurkey Creek
Location5.56 MI from CO Line
RouteInterstate 40
Coordinates35.905, -84.14833
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic93,462 (2021)
Projected traffic200,592 by 2040
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$719,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I40 over Turkey Creek built?

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

What condition is I40 over Turkey Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does I40 over Turkey Creek carry?

About 93,462 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is I40 over Turkey Creek?

The structure is 39 ft (11.9 m) long with a longest span of 12 ft (3.7 m).

Who owns I40 over Turkey Creek?

It is owned by the State Highway Agency.