This volume contains 94 papers and 3 keynote lectures presented at the 15th African Regional Conference on Soil Mechanics and Geotechnical Engineering, held in Maputo, Mozambique on 18-21 July 2011. The general theme of the conference was Resource and Infrastructure Geotechnics in Africa: Putting Theory into Practice. The papers are divided into the following sections: Dams, Environmental Engineering, Foundations, Lateral Support and Retaining Structures, Materials Testing, Roads, Site Characterisation and Slopes. This publication is of interest to academics and practitioners in the field of s.