53rd Partial List of Initial Accreditation of DPWH Materials Engineers. Category: Department OrderSub Category: contracts-contractorsSeries: 2015No: 132File: DO_132_S2015.pdfDate: Tuesday, August 18, 2015Tags: 53rd Partial List Initial Accreditation Materials Engineers human BRS 132Bureaus and Services: Bureau of Research and Standards Read more about 53rd Partial List of Initial Accreditation of DPWH Materials Engineers.