PCL Industrial Construction was the general contractor responsible for the construction, installation, and services required to build a Zero Liquid Discharge (ZLD) facility for Progress Energy Carolinas in their existing Mayo Plant near Roxboro, NC. The scope of work included all civil, structural, mechanical, piping, and electrical work as well as the management of the owner’s preengineered building contractors. Worley Parsons was the engineer for the project, and GEA the technology vendor. PCL had total responsibility for the construction, executed in an operating power generation plant that was interfacing with a major boiler outage during the first four months of construction. PCL erected the foundations and structures to support the GEA ZLD equipment as well as the piping, ductwork, and electrical services required to complete the ZLD system and associated facilities. The project included approximately 6700 CY of excavation, 4600 CY of backfill, 25,000 LF of grounding, 3300 CY of concrete, 400 pieces of equipment, 350 LF of ductwork, 540 tons of structural steel, 39,000 LF of piping, 3400 LF of underground conduit, 34,000 LF of above-ground conduit, 4000 LF of cable tray, 580,000 LF of wire and cable, 13,500 terminations, and 5600 LF of instrument tubing.