Mining designations <b>have to start at or above the terrain</b>, otherwise, they won’t be reachable by your excavators. If an edge of designation is not reachable, a red line is displayed. If there are red lines all around a designated area, that means that it cannot be mined.
Mining designations <b>have to start at or above the terrain</b>, otherwise, they won’t be reachable by your excavators. If an edge of designation is not reachable, a red line is displayed. If there are red lines all around a designated area, that means that it cannot be mined.