The Obama Presidential Center is being built near Jackson Park in Chicago, and will consist of a planned museum, library, ...

A Chicago-based subcontractor is suing one of the firms managing the construction of the Obama Presidential Center for $40 ...

If random cracks do occur, they should remain fairly tight because of the limited joint spacing and low concrete shrinkage thereby limiting future serviceability or maintenance issues. When slabs ...

A Black-owned subcontractor working on the Obama Presidential Center in Chicago filed a $41 million federal lawsuit against ...

A Chicago-based concrete subcontractor has filed a $40 ... and unanticipated decision” to impose new rules regarding rebar spacing and tolerance requirements, and required the subcontractor ...

To extend joint spacing beyond traditional ... constructed with insulated concrete form (ICF) wall systems, which have historically been reinforced by steel rebar engineered to resist forces ...