US Bridges

I40 Ex Rp to SR300 over I-40 WB Ent Rp

Fair

Shelby County, Tennessee · SR-300 Jct. · Structure no. 79I00400067

Built
1977
48 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
285 ft
3 main spans
Daily traffic
103,151
2021 count
Owner
State
State Highway Agency

About this bridge

I40 Ex Rp to SR300 over I-40 WB Ent Rp is a concrete continuous box beam or girders - single or spread carrying I40 Ex Rp to SR300 over I-40 WB Ent Rp in Shelby County, Tennessee. It was built in 1977, so it is 48 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 103,151 vehicles a day, roughly 8% of them trucks, projected to reach 165,042 by 2042. The structure is 285 ft (86.9 m) long and 44 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesI40 Ex Rp to SR300
CrossesI-40 WB Ent Rp
LocationSR-300 Jct.
RouteInterstate 40
CountyShelby County
StateTennessee
Coordinates35.19242, -90.01431
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating35.4 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length285 ft (86.9 m)
Longest span128 ft (39 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic103,151 (2021)
Projected traffic165,042 by 2042
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I40 Ex Rp to SR300 over I-40 WB Ent Rp built?

It was built in 1977, making it 48 years old in 2025.

What condition is I40 Ex Rp to SR300 over I-40 WB Ent Rp 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 November 2024.

How much traffic does I40 Ex Rp to SR300 over I-40 WB Ent Rp carry?

About 103,151 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is I40 Ex Rp to SR300 over I-40 WB Ent Rp?

The structure is 285 ft (86.9 m) long with a longest span of 128 ft (39 m) and a deck 44 ft wide.

Who owns I40 Ex Rp to SR300 over I-40 WB Ent Rp?

It is owned by the State Highway Agency.