To Delete an Engineering Work Package

From the home page, select Engineering > Engineering work packages. The Engineering Work Packages window displays a list of all the EWPs.
In the leftmost column, select the check box of the EWP you want to delete. If you want to delete all the EWPs, select the check box in the header row of the leftmost column.
Select Delete package > Delete package. The EWP is deleted.
Note: When you delete an EWP, all the revisions are deleted. You cannot delete specific revisions of the EWP.