IRT LittleYoboBoy, the article says nothing about concrete structural cracks.  Are you one of the subcontractors or maybe an inspector.  If DCK got paid for the concrete work, they must have conformed to the contract specifications and drawings covered by inspections.  Many years ago I was asked to assist the University with their error on the Women Softball field where you couldn't see the home plate sitting in the first row of seats.  It was redesigned and repaired.  Now, a $80 million Airport Construction Job.  Auwe.  Yep, it's is sickening