Mount Whaleback Tailings SamplingAs part of the project, we recently completed our second round of sampling works, this time at BHP’s Mount Whaleback mine tailings storage facility. In this sampling work, we attempted a new sampling method to allow us to take a large quantity of material from depths relevant to in situ testing results, as follows: Three piezocone penetration tests (CPTu) were carried out in a 4 x 4m area The locations of each CPTu were surveyed A battered excavation to about 4m depth was cr