The corresponding connections for external lightning protection already exist in the base plate. The flat roof is constructed using catching rods (approx. 14) and round wire (approx. 240m) on concrete base and the drains (approx. 280 m) concealed by insulated leads.

The building is located in the flood area and has a courtyard of approximately 15 m x 15 m. The sports hall, which is not part of the construction project, is connected via an existing ground-level connecting corridor. The building height in the single-storey area is about 3.90 m, and 8.00 m in the two-storey area. The exterior walls are concreted and the interior walls are bricked. The corresponding connections for external lightning protection already exist in the base plate. The flat roof is constructed using catching rods (approx. 14) and round wire (approx. 240m) on concrete base and the drains (approx. 280 m) concealed by insulated leads.