Category: Department OrderSub Category: infra-projSeries: 2012No: 30Superseded by: DO_072_s2015File: DO_030_S2012.pdfDate: Monday, May 7, 2012Superseded Link: http://www.dpwh.gov.ph/dpwh/sites/default/files/issuances/DO_072_S2015.pdfTags: Additional Guidelines Installation Project Billboards infra 030
