The Olympic Center of Canoe-Slalom at Elliniko – Athens, consists of the artificial river and lake of 40.000m2 , a 10.000-m2 building, an outdoor area of 100.000m2. The artificial river for the Canoe Slalom is served from a pumping station of 18m3/s. EMPLOYER:MINISTRY OF PUBLIC WORKS (2001-2003).