en2015-08-18 18:20 PM CESThttp://inspire.ec.europa.eu/codelist/MeasureTakenStageValue/investigation:1http://inspire.ec.europa.eu/codelist/MeasureTakenStageValue/investigationstage of investigation into feasible (definitive) measures (after formal decision in main site investigation that the site is contaminated); possibly temporary safety measures are already taken in this stage