A 'Calculated Value' within a Revit Schedule can be used to modify existing parameter values through the use of mathematical (e.g. Volume / Area) or conditional expressions (e.g. IF, THEN). Autodesk refers to these values not as parameters, but only as values. As such, they have a unique and somewhat frustrating condition of not being able to be included within a Tag or referenced by other parameters and also explains why the value is not being exposed as a property available for export within Ideate BIMLink. This means that any calculated value must exist exclusively within a Schedule environment OR the values from the calculation must be transcribed into a Shared Parameter (which CAN be added to Tag family).
This data management challenge is one that Ideate BIMLink customers can easily resolve, through a couple of simple steps:
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