CDI expanded the wastewater treatment building by 15 feet and installing a new DAF (Dissolved Air Flotation) Unit. The work includes new piping runs to 3 new tanks, pumps, and existing process systems, new instrumentation, adding to the electrical system to power the instruments and new controls, all the concrete work associated with the building expansion and steel pipe supports, and a new pre-engineered metal building to tie on to the existing structure.