The DGGT and its specialist sections "Soil Mechanics", "Rock Mechanics", "Engineering Geology", "Plastics in Geotechnics" and "Environmental Geotechnics" will hold their 4th event of the "Specialist Section Days Geotechnics - Interdisciplinary Forum" from 12 to 13 September 2023 in Würzburg with independent, separate lecture events within the overall event. Each participant has access to all lectures of the individual conferences/symposia. Abstracts can be submitted from 1 July to 7 November 2022 via the conference website Fachsektionstage Geotechnik 2023 (fachsektionstage-geotechnik.com).