US Bridges

I-90 WB over Ind Harbor Belt RR

Fair

Lake County, Indiana · 01.48 E US 12 · Structure no. 045930

Built
1956
69 years old, rebuilt 1983
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
882 ft
11 main spans
Daily traffic
18,357
2011 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-90 WB over Ind Harbor Belt RR is a steel stringer/multi-beam or girder carrying I-90 WB over Ind Harbor Belt RR in Lake County, Indiana. It was built in 1956 and reconstructed in 1983, 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 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 18,357 vehicles a day, roughly 14% of them trucks, projected to reach 40,689 by 2031. The structure is 882 ft (268.8 m) long and 49 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-90 WB
CrossesInd Harbor Belt RR
Location01.48 E US 12
RouteInterstate 90
CountyLake County
StateIndiana
Coordinates41.68114, -87.52235
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.3 US tons
Inventory rating53.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length882 ft (268.8 m)
Longest span138 ft (42 m)
Deck width49 ft (15 m)
Roadway width46 ft (14.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,357 (2011)
Projected traffic40,689 by 2031
Trucks14%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 WB over Ind Harbor Belt RR built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1983.

What condition is I-90 WB over Ind Harbor Belt RR 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 2023.

How much traffic does I-90 WB over Ind Harbor Belt RR carry?

About 18,357 vehicles per day (2011 count), of which roughly 14% are trucks.

How long is I-90 WB over Ind Harbor Belt RR?

The structure is 882 ft (268.8 m) long with a longest span of 138 ft (42 m) and a deck 49 ft wide.

Who owns I-90 WB over Ind Harbor Belt RR?

It is owned by the State Toll Authority.