It was a little like trying to put on a new shirt while removing the old one, without baring any skin in the process.
As part of a major facelift in 2012, the Northeast Wastewater Treatment Plant in Hickory, North Carolina, had to upgrade and improve all its old processes without missing a beat and staying in compliance.
“Some of our equipment dated to the 1960s, and the original plant was built in 1940,” says Keith Rhyne, superintendent. “Some of it was falling apart.” The plant, far out in the country when built, is now hemmed in by new developments; the tight
