Round Dome dwg file. G.1 All dimensions and conditions must be verified in the field and any discrepancies shall be brought to the attention of the Engineer before proceeding with the portion of work involved. G.2 All dimensions are in metric system, the basic unit of length is millimeter. G.3 Unless otherwise noted steel materials are (Q345B). G.4 Preparation of material shall be carried out as follows: a. Cutting: Automatic gas cutting. B. Edge preparation: Automatic gas cutting or machining G.5 All welds not specified shall be continuous fillet welds, based on the thickness of thicker part joined. Unless otherwise noted.