CBBEL is part of the Parsons Brinckerhoff Project Team selected by IDOT to provide Phase I engineering studies and environmental services for the reconstruction of I-290 (Eisenhower Expressway) from Mannheim Road to Cicero Avenue.  Hydrologic and hydraulic analyses included a detailed study of the 3 miles of trunk sewer tributary to the pump station, including calibration to flooding events.


The Details


Cook County, Illinois

Construction Cost/Fee

$1.2 billion / $635 thousand


Illinois Department of Transportation