US Bridges

I40 over I40-LL / East Piney Rd.

Poor

Dickson County, Tennessee · 3.97 MI W of SR46 · Structure no. 22I00400006

Built
1963
62 years old
Condition
Poor
inspected April 2024
Type
Tee Beam
Concrete
Length
97 ft
3 main spans
Daily traffic
34,978
2021 count
Owner
State
State Highway Agency

About this bridge

I40 over I40-LL / East Piney Rd. is a concrete tee beam carrying I40 over I40-LL / East Piney Rd. in Dickson County, Tennessee. It was built in 1963, so it is 62 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 34,978 vehicles a day, roughly 7% of them trucks, projected to reach 51,358 by 2042. The structure is 97 ft (29.6 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI40
CrossesI40-LL / East Piney Rd.
Location3.97 MI W of SR46
RouteInterstate 40
CountyDickson County
StateTennessee
Coordinates36.00757, -87.40446
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length97 ft (29.6 m)
Longest span44 ft (13.4 m)
Deck width47 ft (14.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,978 (2021)
Projected traffic51,358 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$979,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I40 over I40-LL / East Piney Rd. built?

It was built in 1963, making it 62 years old in 2025.

What condition is I40 over I40-LL / East Piney Rd. in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does I40 over I40-LL / East Piney Rd. carry?

About 34,978 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I40 over I40-LL / East Piney Rd.?

The structure is 97 ft (29.6 m) long with a longest span of 44 ft (13.4 m) and a deck 47 ft wide.

Who owns I40 over I40-LL / East Piney Rd.?

It is owned by the State Highway Agency.