EVALUASI GEOTEKNIK KELONGSORAN LERENG 23 JANUARI 2014 DI PERUMAHAN TRANGKIL SEJAHTERA GUNUNGPATI SEMARANG

Trangkil Housing Welfare and the New Trangkil - Sukorejo Village, District Gunungpati Semarang experiencing heavy rains triggered landslide Continuous Semarang City area since Wednesday (22/01/2014) until Thursday (01/23/2014). Successive landslides occurred early Thursday until 07.30. For 15 years Trangkil Sejahtera housing residents live, the worst avalanche of new events happening this time. Seven houses in Trangkil Sejahtera RT 3 RW 10 damaged by the landslide that occurred. While in New Trangkil Housing RT 6 RW 10, 32 houses were severely damaged and even some of them to the ground. The sliding slope in Housing Trangkil Sejahtera and Trangkil New - Village Sukorejo, District Gunungpati Semarang on January 23, 2014 is one of many landslide in a residential area in the district Gunungpati Semarang declared as landslide prone areas by the Directorate of Environmental Geology, Bandung. It is necessary for geotechnical evaluation to support the effectiveness of the slope reinforcement design selection, the necessary understanding of the physical and mechanical properties of soil based on soil test series. Barrow unfavorable, changes in land use, drainage systems are poorly integrated and rain triggered avalanches are the main factors causing the landslide. These four factors are interrelated core is Trangkil Sejahtera Housing Gunungpati Semarang infrastructure is not well prepared to anticipate landslides