-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.witsml.org/schemas/131" version="1.3.1">
<!--
 -->
<!--
 POSC License Agreement
	This file is distributed under the POSC License Agreement at
	http://www.posc.org/about/license.shtml.
	Use of this file constitutes agreement with the POSC License Agreement.
 -->
<!--
 -->
 <xsd:include schemaLocation="typ_dataTypes.xsd"/>
 <xsd:include schemaLocation="attgrp_uid.xsd"/>
<!--
 -->
-<xsd:complexType name="cs_surveySection">
-<xsd:annotation>
 <xsd:documentation> WITSML - Survey Section Component Schema </xsd:documentation>
 </xsd:annotation>
-<xsd:sequence>
-<xsd:element name="sequence" type="witsml:positiveCount" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Order in which program sections will be executed / were executed. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="name" type="witsml:nameString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Name of survey program section. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="mdStart" type="witsml:measuredDepthCoord" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Hole measured depth at which the survey run will begin/began. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="mdEnd" type="witsml:measuredDepthCoord" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Hole measured depth at which the survey run will end/ended. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="nameSurveyCompany" type="witsml:nameString" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Company who will run / has run sruvey tool. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="nameTool" type="witsml:nameString" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Name of survey tool to be used / used for this section. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="typeTool" type="witsml:nameString" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Type of tool used. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="modelError" type="witsml:nameString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Error model used to calculate ellipses of uncertainty. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="overwrite" type="witsml:logicalBoolean" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Normally true, higher index trajectory takes precedence over overlapping section of previous trajectory. Values are "true" (or "1") and "false" (or "0").</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="frequencyMx" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Maximum allowable depth frequency for survey stations for this survey run. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="itemState" type="witsml:ItemState" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The item state for the data object. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="comments" type="witsml:commentString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Comments and remarks. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
 </xsd:sequence>
-<xsd:attributeGroup ref="witsml:attgrp_uid">
-<xsd:annotation>
 <xsd:documentation>Unique identifier for the section. </xsd:documentation>
 </xsd:annotation>
 </xsd:attributeGroup>
 </xsd:complexType>
 </xsd:schema>