Category: Department OrderSub Category: construction-materialsSeries: 1997No: 152Superseded by: DO_071_s2012File: DO_152_S1997.pdfDate: Sunday, September 21, 1997Superseded Link: http://www.dpwh.gov.ph/dpwh/sites/default/files/issuances/DO_071_S2012.pdfTags: Guidelines Price Monitoring Construction Materials Civil Works 152