Perubahan Nilai CBR Pada Tanah Lempung Yang Dicampur Abu Tandan Sawit

CBR (California Bearing Ratio) value is usually used to determine the bearing capacity of a soil type. Soil conditions with low are often found in clay types. There several ways increase clay, one which by adding palm bunch ash. In this research, an analysis changes addition 5%, 7.5%, and 10% oil The results showed that largest was obtained at ash, 7.493%.