Crystal Creek Shiller Park, IL In Shiller Park, IL (a suburb of Chicago) an existing flood control channel needed to be enhanced. The existing channel was in disrepair, needed some minor re-alignment, and needed to have an increased flow capacity. The area in which the channel existed was a densely populated residential area with the back sides of existing homes coming right up to the channel. Thus, excavation limits were VERY TIGHT. A gravity wall was critical In addition, the approach avoided the need for temporary shoring as well. The ReCon design was a gravity wall with a twist. To limit the cut at the base of the wall, a 39” deep block was utilized. This did not provide sufficient mass / base depth for the design, but it required a less invasive cut than what w

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