Pride of the Prairie Rest Area Sewage Upgrade

HEI was selected by the Capitol Development Board to provide engineering services to upgrade the sewage systems at both the eastbound and westbound Pride of the Prairie Rest Areas on I-74 near Argenta, IL. The existing treatment facility at both rest areas consist of Wisconsin Mounds. The upgrades to the sewage systems included the demolition and replacement of the treatment mounds to new standards and dimensions, removal and replacement of the exterior sanitary sewers, replacement of the pump stations which load the mounds including new pumps, lift stations, controls, and wiring.