High resolution hybrid seismic surveys for mapping the weathering layer thickness and for estimating the bedrock quality; 4 seismic profiles totalling 1500 m, depth of investigation 50 m.
| Category | Engineering geology |
| Country | Switzerland |
| Project period | Jul - Sep 2009 |
| Number of lines | 4 |
| Total length (m) | 1,500 |
| Depth (m) | 50 |