Amendment to D.O. 44, Series of 2012 Re: Shortened Standardized Construction Duration of DPWH Flood Control Projects. Category: Department OrderSub Category: infra-projSeries: 2013No: 71File: DO_071_S2013.pdfDate: Sunday, July 21, 2013Tags: DO 44 s.2012 Standardized Construction Duration Flood Control infra 071 Read more about Amendment to D.O. 44, Series of 2012 Re: Shortened Standardized Construction Duration of DPWH Flood Control Projects.