US Bridges

I-240WB 663405H over I-240 Wb. / BNSF Rwy.

Fair

Shelby County, Tennessee · 0.39 MI W of SR-4 Jct. · Structure no. 79I02400086

Built
1963
62 years old, rebuilt 1983
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
146 ft
3 main spans
Daily traffic
148,274
2021 count
Owner
State
State Highway Agency

About this bridge

I-240WB 663405H over I-240 Wb. / BNSF Rwy. is a prestressed concrete stringer/multi-beam or girder carrying I-240WB 663405H over I-240 Wb. / BNSF Rwy. in Shelby County, Tennessee. It was built in 1963 and reconstructed in 1983, 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 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 148,274 vehicles a day, roughly 8% of them trucks, projected to reach 191,557 by 2041. The structure is 146 ft (44.5 m) long and 86 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-240WB 663405H
CrossesI-240 Wb. / BNSF Rwy.
Location0.39 MI W of SR-4 Jct.
RouteInterstate 240
CountyShelby County
StateTennessee
Coordinates35.07819, -89.9622
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length146 ft (44.5 m)
Longest span48 ft (14.6 m)
Deck width86 ft (26.2 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic148,274 (2021)
Projected traffic191,557 by 2041
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 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$2.5 million (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-240WB 663405H over I-240 Wb. / BNSF Rwy. built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1983.

What condition is I-240WB 663405H over I-240 Wb. / BNSF Rwy. 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 March 2023.

How much traffic does I-240WB 663405H over I-240 Wb. / BNSF Rwy. carry?

About 148,274 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is I-240WB 663405H over I-240 Wb. / BNSF Rwy.?

The structure is 146 ft (44.5 m) long with a longest span of 48 ft (14.6 m) and a deck 86 ft wide.

Who owns I-240WB 663405H over I-240 Wb. / BNSF Rwy.?

It is owned by the State Highway Agency.