We’ve been working with several clients recently who’ve been struggling to cost effectively dispose of stockpiles of hazardous soil. It’s a common problem When excavating contamination, delineation is limited to the 25m distance between investigation trial pits. When should we stop digging? For many contaminants, visual and olfactory assessment is not appropriate, leading to either a reliance on sample lab analysis turnaround time and keeping excavations open, or cost implica