Item lists are general plans showing the positioning of a structure in individual structural components.
In item lists, the item descriptions are defined as binding. Furthermore, it shows and defines the individual calculations of a structural analysis in the context of the entire structure. For this, an item list and a structural analysis must always be absolutely consistent with each other.
An item refers to all individual structural components of a structural analysis, and get a clear description called Item Number. It can consist of ascending numbering or letters and serve for the explanation of structural engineering of a structure.