Category: Department OrderSub Category: construction-materialsSeries: 1982No: 9Superseded by: DO_040_s2009File: DO_009_S1982.pdfDate: Monday, January 18, 1982Superseded Link: http://www.dpwh.gov.ph/dpwh/sites/default/files/issuances/DO_040_S2009.pdfTags: Construction Materials Cost Survey 009