In addition to a large number of residential apartments, the luxury quarter One Chicago, which is currently under construction, will also have a large public area with malls and stores. The roofs of these areas will form park-like landscaped areas for residents and visitors to the new building. To avoid risks from undetected leaks and as an innovative tool for scheduled maintenance of the overbuilt waterproofing areas, the landscaped areas will receive smartex mx real-time monitoring. The system enables permanent leakage monitoring of the flat roof waterproofing, with leaks automatically detected and located in real time.