The biological treatment plant for the treatment of urban wastewater built by P. TYCHEROS – A. HATZIS OE. in 2009 was the first completed public interest project, which was executed on schedule.
The method that follows is the prolonged ventilation of activated sludge, and the machines that were installed but also the projects P.M. which were constructed, were recognized by the company ESPEL (European interests) as one of the most complete deliverable projects of the 3rd CSF. Includes projects: Plumbing, Road Construction, Earthworks and facilities of wastewater treatment.