Route information | ||||
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Auxiliary route of I-90 | ||||
Maintained by ISTHA | ||||
Length | 6 mi (9.7 km) | |||
Status | Under construction | |||
Major junctions | ||||
South end | I-294 Toll in Franklin Park | |||
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North end | I-90 Toll in Des Plaines | |||
Location | ||||
Country | United States | |||
State | Illinois | |||
Counties | Cook, DuPage | |||
Highway system | ||||
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Interstate 490 (I-490), also known as the O'Hare West Bypass and Western O'Hare Beltway, is a six-mile (9.7 km) electronic toll highway and a beltway that is currently under construction near Chicago, Illinois; it will run along the west side of O'Hare International Airport.[1] The tollway will connect I-294 (Tri-State Tollway) to a western access point to the airport. From there, it will continue northward to an extension of Illinois Route 390 (IL 390, formerly known as the Elgin-O'Hare Expressway) and I-90 (Jane Addams Memorial Tollway). The O'Hare Western Bypass is part of the Elgin–O'Hare Western Access (EOWA) project.[2] Building the highway will affect the villages of Elk Grove Village, Wood Dale, Itasca, and Bensenville.[3] The route will run through the 1979 American Airlines Flight 191 crash site, the deadliest aviation accident in US history.[4]