<simpleType name="TerminationOutcomeEnumType">
  <restriction base="string">
    <enumeration value="design depth">
      <annotation>
        <documentation>Installation stopped because the column reached the design toe depth or elevation, with no refusal criterion triggered.</documentation>
      </annotation>
    </enumeration>
    <enumeration value="refusal">
      <annotation>
        <documentation>Installation stopped because the specified refusal criterion (for example a penetration-rate or torque threshold) was met before the design depth was reached.</documentation>
      </annotation>
    </enumeration>
    <enumeration value="stopped short">
      <annotation>
        <documentation>Installation stopped before the design toe depth was reached without the refusal criterion being met - for example on an obstruction or an instruction. Neither design depth nor refusal applies; the reason belongs in a construction event or a remark.</documentation>
      </annotation>
    </enumeration>
  </restriction>
</simpleType>