>
<span id="PasDoc-Description"></span><h2 class="description">Description</h2>
<p>
This unit contains the calculator to retrieve the ground data.</p>
<p>
 The calculator executes the Python script &quot;cpt_tool.py&quot; for each receptor - source combination. The ground scenario's are stored within FProject.GroundList. For each source a list with ground scenario's if stored (in Results.Scenarios) with the probability, distance to the receptor and a reference to the ground scenario. Before storing a new gr