Designation of Mr. MARIO NAVARRO, Engr. V, as OIC-Director III of the Construction. Category: Department OrderSub Category: areas-responsibilities-authority-designationSeries: 1991No: 115File: DO_115_S1991.pdfDate: Monday, May 13, 1991Tags: Designation MARIO NAVARRO Engr. V OIC-Director III Construction 115 Read more about Designation of Mr. MARIO NAVARRO, Engr. V, as OIC-Director III of the Construction.