September 2014

In 2011 and 2012 Wills Burke Kelsey Associates provided professional ​engineering services to the Illinois Department of Transportation District 2 for the feasibility study and contract documents for the partial insertion lining of twin 14-foot CMP culverts carrying Mud Creek under I74/I280. The insertion lining system determined to be the best solution was a 144-inch diameter Smooth Cor pipe supplied by Contech Engineered Solutions.  To date, this is the largest culvert reline...