We get many questions and have discussions as we go around the country about fill soils and what can be done about them. If you follow this column or have taken one of our workshops, you know the first answer is to avoid or prevent situations where you install into fill soils.We always talk about our guiding principles, one of which is KINN: Keep It Natural, N______ (where you fill in the last “N”). However, that leaves open the question, what do I do?Before speaking directly to that question, let us just say that in the 50-odd years of experience
