30th Partial List of Initial Accreditation of DPWH Materials Engineers. Category: Department OrderSub Category: human-resourceSeries: 2014No: 108File: DO_108_S2014.pdfDate: Monday, October 13, 2014Tags: 30th Partial List Initial Accreditation Materials Engineers human 108Bureaus and Services: Bureau of Research and Standards Read more about 30th Partial List of Initial Accreditation of DPWH Materials Engineers.