Thirteenth Partial List of Initial Accreditation of DPWH Materials Engineers. Category: Department OrderSub Category: human-resourceSeries: 2014No: 38File: DO_038_S2014.pdfDate: Monday, April 14, 2014Tags: Thirteenth Partial List Initial Accreditation Materials Engineers human 038 Read more about Thirteenth Partial List of Initial Accreditation of DPWH Materials Engineers.