Epicor BPM - Acess newly added row data from BPM C# code

BPM.txt

//Example

foreach(var ttPart_iterator in (from ttPart_Row in  ttPart where String.Compare(ttPart_Row.RowMod, "A", true)==0 select ttPart_Row))
{
		string partNum = ttPart_iterator.PartNum;
}