19th Upgrading of Rank of Accredited Contractors'/Consultants' Materials Engineers. Category: Department OrderSub Category: human-resourceSeries: 2019No: 18File: DO_018_s2019.pdfDate: Tuesday, February 19, 2019Tags: 19th Upgrading of Rank of Accredited Contractors'/Consultants' Materials Engineershuman BRS 18Bureaus and Services: Bureau of Research and Standards Read more about 19th Upgrading of Rank of Accredited Contractors'/Consultants' Materials Engineers.