Implementation of the current maintenance, ground and glass cleaning for the Carl-Orff-Gymnasium incl. Gymnasium and cafeteria building as well as the Therese-Giehse-Realschule incl.

Carl-Orff-Gymnasium: School area including the cafeteria building and gymnasium = 16 517.13 m 2 , Glass surface school incl. Mensa building and gym = 4 223.95 m 2

Therese-Giehse-Realschule: Grundfläche school building incl. Gymnasium = 13 219.31, glass surface school building incl. Gymnasium = 2 561.48 m 2 ,