Work by the VPB company on developing a simulation model for Srednje posavlje has lasted over 10 years. In fact, the latest version (version 4) has just been completed.
The mystery solved surrounding the reduction of the water wave peak on the section of the Sava River from the border with Slovenia to Podsused
It is believed that the peak of the hydrograph is reduced by 10-15% on the respective section of the Sava River (Source: Vodoprivredna osnova of the City of Zagreb) which is beneficial not just for the City of Zagreb, but also for the entire downstream flood protection system.