27. Specified Search Domain for 3-Part Wedge: ReSSA is capable of conducting stability analysis for user-specified 3-part wedges using Spencer method.  The user needs to input grid points defining the boundaries between the active and central wedge and the passive and central wedge.  ReSSA will check all combinations between these two grids while changing the angles of the active and passive wedges to produce the critical surface.  As shown in the dialog, the user can review a large sample of the wedges to be analyzed and if needed, to adjust the specified search domain.