rail:tHorizontalCurveType

<xs:simpleType name="tHorizontalCurveType">
  <xs:union>
    <xs:simpleType>
      <xs:restriction base="xs:string">
        <xs:enumeration value="TS_cubicParabola">
          <xs:annotation>
            <xs:documentation>begin of transition curve of type cubic parabola</xs:documentation>
          </xs:annotation>
        </xs:enumeration>
        <xs:enumeration value="TS_parabola4">
          <xs:annotation>
            <xs:documentation>begin of transition curve of type 4th degree parabola</xs:documentation>
          </xs:annotation>
        </xs:enumeration>
        <xs:enumeration value="TS_clothoide">
          <xs:annotation>
            <xs:documentation>begin of transition curve of type clothoide</xs:documentation>
          </xs:annotation>
        </xs:enumeration>
        <xs:enumeration value="TS_WienerBogen">
          <xs:annotation>
            <xs:documentation>begin of transition curve of type Wiener Bogen</xs:documentation>
          </xs:annotation>
        </xs:enumeration>
        <xs:enumeration value="TS_BlossBogen">
          <xs:annotation>
            <xs:documentation>begin of transition curve of type Bloss Bogen</xs:documentation>
          </xs:annotation>
        </xs:enumeration>
        <xs:enumeration value="TS_Sinusoide">
          <xs:annotation>
            <xs:documentation>begin of transition curve of type Sinusoide</xs:documentation>
          </xs:annotation>
        </xs:enumeration>
        <xs:enumeration value="TS_Cosinusoide">
          <xs:annotation>
            <xs:documentation>begin of transition curve of type Cosinusoide</xs:documentation>
          </xs:annotation>
        </xs:enumeration>
        <xs:enumeration value="SC">
          <xs:annotation>
            <xs:documentation>end of transition curve (spiral - curve)</xs:documentation>
          </xs:annotation>
        </xs:enumeration>
      </xs:restriction>
    </xs:simpleType>
    <xs:simpleType>
      <xs:restriction base="rail:tOtherEnumerationValue"/>
    </xs:simpleType>
  </xs:union>
</xs:simpleType>