(1) Introduction; (2) Description of the slide area; (3) Geology of the site; (4) Hydrogeology and hydrometeorology; (5) The slide events; (6) Remedial measures; (7) Geotechnical investigations; (8) Results from the field and laboratory investigations of the slide; (9) Geotechnical conditions at Tuve before the slide; (10) Conditions in areas where landslides in soft clay frequently occur; (11) Mechanisms of landslides in soft clay; (12) Stability analyses and probable slide mechanism at Tuve; Appendices: (A) Results from geotechnical investigatiosn before the slide; (B) Results from geotechnical investigations after the slide; (C) Photographs taken after the slide