| Range of interest (m) | 
                                                                                            
                                                    500.0                                                 | 
                                                                                            
                                                    500.0                                                 | 
                                                                                            
                                                    500.0                                                 | 
                                                                                    
                                                                            
                                            | Layer Number | 
                                                                                            
                                                    2                                                 | 
                                                                                            
                                                    3                                                 | 
                                                                                            
                                                    1                                                 | 
                                                                                    
                                                                            
                                            | Lithology | 
                                                                                            
                                                    clayey-silty-sandy deposits                                                 | 
                                                                                            
                                                    clayey-sandy deposits                                                 | 
                                                                                            
                                                    sandy-silty-clayey deposits                                                 | 
                                                                                    
                                                                            
                                            | Lithological class | 
                                                                                            
                                                    Mixed clay-sand-gravel                                                 | 
                                                                                            
                                                    Mixed clay-sand-gravel                                                 | 
                                                                                            
                                                    Mixed clay-sand-gravel                                                 | 
                                                                                    
                                                                            
                                            | Minimum Thickness (m) | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                    1500.0                                                 | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Maximum Thickness (m) | 
                                                                                            
                                                    25.0                                                 | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                    10.0                                                 | 
                                                                                    
                                                                            
                                            | Real Thickness (m) | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Rock Mass Structure | 
                                                                                            
                                                    Mixed layering (bed-layer)                                                 | 
                                                                                            
                                                    Mixed layering (bed-layer)                                                 | 
                                                                                            
                                                    Mixed layering (bed-layer)                                                 | 
                                                                                    
                                                                            
                                            | Fractured | 
                                                                                            
                                                    no                                                 | 
                                                                                            
                                                    None                                                 | 
                                                                                            
                                                    no                                                 | 
                                                                                    
                                                                            
                                            | Strata orientations, Strike (°) | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Strata orientations, Dip (°) | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Strata orientations, Slip (°) | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                            
                                                                                                     | 
                                                                                    
                                                                            
                                            | Age of deposit Min | 
                                                                                            
                                                    Quaternary                                                 | 
                                                                                            
                                                    Pliocene                                                 | 
                                                                                            
                                                    Quaternary                                                 | 
                                                                                    
                                                                            
                                            | Age of deposit Max | 
                                                                                            
                                                    Quaternary                                                 | 
                                                                                            
                                                    Pliocene                                                 | 
                                                                                            
                                                    Quaternary                                                 | 
                                                                                    
                                                                            
                                            | Consistency | 
                                                                                            
                                                    Incoherent-cohesive                                                 | 
                                                                                            
                                                    Incoherent-cohesive                                                 | 
                                                                                            
                                                    Incoherent-cohesive                                                 | 
                                                                                    
                                                                            
                                            | Environmental Setting | 
                                                                                            
                                                    Alluvial, fluvio-lacustrine                                                 | 
                                                                                            
                                                    Alluvial, fluvio-lacustrine                                                 | 
                                                                                            
                                                    Alluvial, fluvio-lacustrine                                                 | 
                                                                                    
                                                                            
                                            | Compactness Degree | 
                                                                                            
                                                    low                                                 | 
                                                                                            
                                                    medium                                                 | 
                                                                                            
                                                    low                                                 | 
                                                                                    
                                                                        
                                        |   | 
                                                                                    
                                                                                             | 
                                                                                    
                                                                                             | 
                                                                                    
                                                                                             |