<?xml version="1.0"?>

   <schema uri="urn:x-commerceone:document:com:commerceone:XCBL30:XCBL30.sox$1.0">

      <datatype name="SurfaceLayerPositionCode">
         <enumeration datatype="NMTOKEN">
            <option>Other</option>
            <option>All</option>
            <option>BackOfCab</option>
            <option>Bilateral</option>
            <option>Block</option>
            <option>Bolster</option>
            <option>BothSides</option>
            <option>Bottom</option>
            <option>Brick</option>
            <option>CasingHeadFlange</option>
            <option>Center</option>
            <option>CornerDiagonals</option>
            <option>DoubleEndOverhang</option>
            <option>DownstreamTap</option>
            <option>DualFuelTankPositions</option>
            <option>Exterior</option>
            <option>Front</option>
            <option>FrontSpare</option>
            <option>Inside</option>
            <option>InsideLeftRear</option>
            <option>InsideRightRear</option>
            <option>Interior</option>
            <option>KellyBushing</option>
            <option>Left</option>
            <option>LeftFront</option>
            <option>LeftRear</option>
            <option>LessCriticalSurface</option>
            <option>Lower</option>
            <option>Middle</option>
            <option>MoreCriticalSurface</option>
            <option>Multiple</option>
            <option>NextRelativePosition</option>
            <option>NotSpecified</option>
            <option>OffSurface</option>
            <option>OneSide</option>
            <option>OnSurface</option>
            <option>OppositeCorners</option>
            <option>Outside</option>
            <option>OutsideLeftRear</option>
            <option>OutsideRightRear</option>
            <option>Overall</option>
            <option>Port</option>
            <option>Rear</option>
            <option>RearSpare</option>
            <option>RelativePosition1</option>
            <option>RelativePosition10</option>
            <option>RelativePosition11</option>
            <option>RelativePosition12</option>
            <option>RelativePosition13</option>
            <option>RelativePosition14</option>
            <option>RelativePosition15</option>
            <option>RelativePosition16</option>
            <option>RelativePosition17</option>
            <option>RelativePosition18</option>
            <option>RelativePosition19</option>
            <option>RelativePosition2</option>
            <option>RelativePosition20</option>
            <option>RelativePosition21</option>
            <option>RelativePosition22</option>
            <option>RelativePosition23</option>
            <option>RelativePosition24</option>
            <option>RelativePosition25</option>
            <option>RelativePosition26</option>
            <option>RelativePosition27</option>
            <option>RelativePosition28</option>
            <option>RelativePosition29</option>
            <option>RelativePosition3</option>
            <option>RelativePosition30</option>
            <option>RelativePosition31</option>
            <option>RelativePosition32</option>
            <option>RelativePosition33</option>
            <option>RelativePosition34</option>
            <option>RelativePosition35</option>
            <option>RelativePosition36</option>
            <option>RelativePosition37</option>
            <option>RelativePosition38</option>
            <option>RelativePosition39</option>
            <option>RelativePosition4</option>
            <option>RelativePosition40</option>
            <option>RelativePosition41</option>
            <option>RelativePosition42</option>
            <option>RelativePosition43</option>
            <option>RelativePosition44</option>
            <option>RelativePosition45</option>
            <option>RelativePosition46</option>
            <option>RelativePosition47</option>
            <option>RelativePosition48</option>
            <option>RelativePosition49</option>
            <option>RelativePosition5</option>
            <option>RelativePosition50</option>
            <option>RelativePosition6</option>
            <option>RelativePosition7</option>
            <option>RelativePosition8</option>
            <option>RelativePosition9</option>
            <option>RigFloor</option>
            <option>Right</option>
            <option>RightFront</option>
            <option>RightRear</option>
            <option>SideOne</option>
            <option>SideTwo</option>
            <option>Siding</option>
            <option>Single</option>
            <option>SingleEndOverhang</option>
            <option>Soluble</option>
            <option>SpareTirePosition</option>
            <option>Starboard</option>
            <option>Stone</option>
            <option>Stucco</option>
            <option>Sub-Sea</option>
            <option>TankBottom</option>
            <option>ToothBuccalSurface</option>
            <option>ToothDistalSurface</option>
            <option>ToothFacialSurface</option>
            <option>ToothIncisalSurface</option>
            <option>ToothLingualSurface</option>
            <option>ToothMesialSurface</option>
            <option>ToothOcclusalSurface</option>
            <option>Top</option>
            <option>TwoSides</option>
            <option>UnderCab</option>
            <option>Unilateral</option>
            <option>Upper</option>
            <option>UpstreamTap</option>
            <option>Wood</option>
         </enumeration>
      </datatype>

   </schema>