The year 2020 could be a special year with the most unusual natural disasters in the Central region, in which flash floods and landslides have caused serious damage to the mountainous areas of Quang Nam province, including Vo Chi Cong high school at Axan commune, Tay Giang district. The landslide is the main reason for confusion and concern for schools and authorities about safety. Therefore, it is necessary to identify the main causes of landslides as well as propose solutions to ensure the safety of the newly built school and the surrounding residential area. This study will introduce the content mentioned above in detail