“Inventory Of The Combined Sewage System (Sanitary/Rainwater) In The Basement Of The Kowr Ot Administrative Building In Opole Along With The Rainwater Drainage System In The Kowr Ot Internal Car Park In Opole At Ul. 1 Maja 6 Along With The Preparation Of An Optimal Solution To Protect The Building Against Flooding And Technical Documentation. (EXPIRED)