2. MODELING

CHAPTER 2 "MODELLING" 142 To import your own cross sections into the library, and to be able to call them each time, the procedure is as follows: - From the "Basic" section a command is selected to draw the closed contour of the random section or alternatively import a dwg or dxf file with the shape of the random section. - Select the command "Library">>"Sections Concrete" and in the "Library">>"Sections Concrete" and in the dialog box type a name (at least 3 characters) and "New". - You activate the "windowed selection . You select the shape by left clicking and dragging the window so that you get the whole shape. Left click again and the shape becomes dotted . and right click to finish - By selecting again the command " Library ">>" Concrete Sections " in the window the cross- section is displayed with selectable insertion points and local axes. By changing the name in the corresponding field and selecting Rename you can rename the cross-section.