Water main work proceeds April 13 at Sterling and Dundee avenues in Flossmoor. (Photo by Eric Crump/H-F Chronicle) The replacement of water pipes in Flossmoor marches on after the village board on Monday, May 1, decided materials being used were safe.The issue of new piping came to light after some residents questioned the safety of plastic piping. A 2012 bond referendum was approved to fund the replacement of about six miles of leaky water mains throughout Flossmoor. The bond sale provided $7.8 million . . .