Amendments to DPWH Standard Specification for Item 1603 - Installation of Valves. Category: Department OrderSub Category: construction-materialsSeries: 2017No: 111File: DO_111_s2017.pdfDate: Wednesday, September 6, 2017Tags: Amendments to DPWH Standard Specification for Item 1603 - Installation of ValvesBRS materials 111Bureaus and Services: Bureau of Research and Standards Read more about Amendments to DPWH Standard Specification for Item 1603 - Installation of Valves.
