diff --git a/xsd/netex_part_1/part1_ifopt/netex_ifopt_stopPlace_support.xsd b/xsd/netex_part_1/part1_ifopt/netex_ifopt_stopPlace_support.xsd
index 26d0ad8c7..9585c8b69 100644
--- a/xsd/netex_part_1/part1_ifopt/netex_ifopt_stopPlace_support.xsd
+++ b/xsd/netex_part_1/part1_ifopt/netex_ifopt_stopPlace_support.xsd
@@ -379,12 +379,17 @@ Rail transport, Roads and Road transport
 	</xsd:simpleType>
 	<xsd:simpleType name="QuayTypeEnumeration">
 		<xsd:annotation>
-			<xsd:documentation>Allowed values for QUAY Component Types.</xsd:documentation>
+			<xsd:documentation>Allowed values for QUAY Component Types. Special is the structure for rail, which allows a hierarchy. 
+			railIslandPlatform is the full platform positioned between two tracks, railPlatform is a side platform facing the track and railPlatformSector is a sector of such a railPlatform. A similar hierarchy is defined for a metro station layout.</xsd:documentation>
 		</xsd:annotation>
 		<xsd:restriction base="xsd:string">
 			<xsd:enumeration value="airlineGate"/>
-			<xsd:enumeration value="railPlatform"/>
+			<xsd:enumeration value="railPlatform"/> 
+			<xsd:enumeration value="railIslandPlaform"/>  
+			<xsd:enumeration value="railPlatformSector"/>
 			<xsd:enumeration value="metroPlatform"/>
+			<xsd:enumeration value="metroIslandPlatform"/>			
+			<xsd:enumeration value="metroIslandPlatformSector"/>			
 			<xsd:enumeration value="coachStop"/>
 			<xsd:enumeration value="busStop"/>
 			<xsd:enumeration value="busPlatform"/>
@@ -397,6 +402,7 @@ Rail transport, Roads and Road transport
 			<xsd:enumeration value="taxiStand"/>
 			<xsd:enumeration value="setDownPlace"/>
 			<xsd:enumeration value="vehicleLoadingPlace"/>
+			<xsd:enumeration value="handicappedLevelBoardingSector"/>
 			<xsd:enumeration value="multimodal"/>
 			<xsd:enumeration value="other"/>
 		</xsd:restriction>