Chicago Lays Blame in 2003 Porch Collapse McGraw-Hill Construction | ENR
'The city does not believe that the swaying or jumping on the porch was the only cause of the collapse, but it is certainly a significant factor,' Ehrlich said.
At least a dozen wrongful-death lawsuits have been filed against the building's owner, whose attorney said the porch was built to code but that it was overloaded with people. The city contends the porch was built without construction permits and not according to regulations.