How much did the extension of Chicago - Blue Line O'Hare Airport Extension cost?
The O'Hare Airport extension of the Blue Line of the Chicago Transit Authority is the 7.9-mile rapid transit link from Jefferson Park to O'Hare airport along the Kennedy Expressway, built by the Chicago Department of Public Works, opened in stages with the segment to River Road on 27 February 1983 and the O'Hare station on 3 September 1984. The CTA's 20-year anniversary release says it cost 198.9 million dollars, paid entirely by federal and state funds.
Final project cost
$198.9 million
Cost basis: 1984
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Cost evidence
Basis of the published figure
Final project cost1984
Project metrics
Key dimensions
- Total lengthChicago Transit Authority
- 12.713 km
Project record
Opened or launched
Chicago Transit Authority3 September 1984