US Bridges

I-90 EB over Tennessee Street

Fair

Lake County, Indiana · 00.90 W US 12 · Structure no. 046500

Built
1956
69 years old, rebuilt 2011
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
147 ft
3 main spans
Daily traffic
20,860
2015 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-90 EB over Tennessee Street is a steel stringer/multi-beam or girder carrying I-90 EB over Tennessee Street in Lake County, Indiana. It was built in 1956 and reconstructed in 2011, so it is 69 years old, older than the Indiana average of 46.6 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 20,860 vehicles a day, roughly 11% of them trucks, projected to reach 42,341 by 2031. The structure is 147 ft (44.8 m) long and 57 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-90 EB
CrossesTennessee Street
Location00.90 W US 12
RouteInterstate 90
CountyLake County
StateIndiana
Coordinates41.60304, -87.32221
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52 US tons
Inventory rating31.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length147 ft (44.8 m)
Longest span63 ft (19.2 m)
Deck width57 ft (17.3 m)
Roadway width54 ft (16.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,860 (2015)
Projected traffic42,341 by 2031
Trucks11%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-90 EB over Tennessee Street built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2011.

What condition is I-90 EB over Tennessee Street 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 July 2023.

How much traffic does I-90 EB over Tennessee Street carry?

About 20,860 vehicles per day (2015 count), of which roughly 11% are trucks.

How long is I-90 EB over Tennessee Street?

The structure is 147 ft (44.8 m) long with a longest span of 63 ft (19.2 m) and a deck 57 ft wide.

Who owns I-90 EB over Tennessee Street?

It is owned by the State Toll Authority.