US Bridges

I40 over Green Corner RD (1321)

Fair

Cocke County, Tennessee · 1 MI S of Nc-Tn ST Li · Structure no. 15I00400037

Built
1970
55 years old
Condition
Fair
inspected May 2024
Type
Tee Beam
Concrete Continuous
Length
105 ft
3 main spans
Daily traffic
26,877
2021 count
Owner
State
State Highway Agency

About this bridge

I40 over Green Corner RD (1321) is a concrete continuous tee beam carrying I40 over Green Corner RD (1321) in Cocke County, Tennessee. It was built in 1970, so it is 55 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 26,877 vehicles a day, roughly 6% of them trucks, projected to reach 43,003 by 2042. The structure is 105 ft (32 m) long and 91 ft wide.

Location

Open in Google Maps
CarriesI40
CrossesGreen Corner RD (1321)
Location1 MI S of Nc-Tn ST Li
RouteInterstate 40
CountyCocke County
StateTennessee
Coordinates35.7838, -83.11063
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionMay 2024
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (32 m)
Longest span50 ft (15.2 m)
Deck width91 ft (27.7 m)
Roadway width74 ft (22.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,877 (2021)
Projected traffic43,003 by 2042
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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$1.9 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I40 over Green Corner RD (1321) built?

It was built in 1970, making it 55 years old in 2025.

What condition is I40 over Green Corner RD (1321) 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 May 2024.

How much traffic does I40 over Green Corner RD (1321) carry?

About 26,877 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is I40 over Green Corner RD (1321)?

The structure is 105 ft (32 m) long with a longest span of 50 ft (15.2 m) and a deck 91 ft wide.

Who owns I40 over Green Corner RD (1321)?

It is owned by the State Highway Agency.