Index: DamEngine/trunk/xsd/DamDesignResult.xsd
===================================================================
diff -u -r1012 -r1175
--- DamEngine/trunk/xsd/DamDesignResult.xsd	(.../DamDesignResult.xsd)	(revision 1012)
+++ DamEngine/trunk/xsd/DamDesignResult.xsd	(.../DamDesignResult.xsd)	(revision 1175)
@@ -20,6 +20,15 @@
           <xs:attribute name="Zone2EntryPointX" type="xs:double" use="optional" />
           <xs:attribute name="Zone2ExitPointX" type="xs:double" use="optional" />
           <xs:attribute name="NumberOfIterations" type="xs:int" use="optional" />
+ 		  <xs:attribute name="StabilityModelType" use="optional">
+		    <xs:simpleType>
+			  <xs:restriction base="xs:string">
+			    <xs:enumeration value="Bishop" />
+			    <xs:enumeration value="UpliftVan" />
+			    <xs:enumeration value="BishopUpliftVan" />
+			  </xs:restriction>
+		    </xs:simpleType>
+		  </xs:attribute>
         </xs:complexType>
       </xs:element>
       <xs:element minOccurs="0" maxOccurs="1" name="PipingDesignResults">