Opening the Wind Load on Towers dialog and clicking the Specific tab displays the following dialog.
There are several group of options provided in the dialog:
The Ice option lets you specify the thickness for icing covering the structure elements.
Note: This is the layer thickness. In calculations, an element dimension transversal to wind is increased by twice the value of the specified icing thickness.
The Load generation method option lets you select elements on which Robot generate loads: on bars in the local or global coordinate system or on nodes.
The Calculation method option - Global, detailed, and by summing up. Currently, only the global method is available.
The Guy chords - bars option lets you enter a list of bars making up the guy chords to which the loads calculated for guy chords, are applied.