Reassignment of Supervising Materials Testing Engineers in Regional Offices of the Ministry of Public Highways. Category: Department OrderSub Category: areas-responsibilities-authority-designationSeries: 1979No: 189File: DO_189_S1979.pdfDate: Tuesday, December 4, 1979Tags: Reassignment Supervising Materials Testing Engineers Regional Offices 189 Read more about Reassignment of Supervising Materials Testing Engineers in Regional Offices of the Ministry of Public Highways.