The cliff in the Mutiara Palas Indah housing estate, Rumbai Bukit sub-district, Pekanbaru City, which experienced a landslide at end of 2019, was caused by quite heavy rain. So it is necessary to plan soil reinforcement using cantilever type retaining walls reinforced concrete avoid landslides, with results analysis area simplified bishop method, safety factor on this has (F = 1,388 ) after get...