-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.witsml.org/schemas/1series" version="1.4.1.1">

-<!--

-->

-<!--

 Energistics License Agreement
	This file is distributed under the Energistics License Agreement at
	http://www.energistics.org
	Use of this file constitutes agreement with the Energistics License Agreement.
	Copyright (c) 2012 Energistics. All rights reserved.
	Energistics, WITSML, PRODML and RESQML are trademarks or registered trademarks of Energistics.

-->

-<!--

-->

<xsd:include schemaLocation="cs_bop.xsd"/>

<xsd:include schemaLocation="cs_pit.xsd"/>

<xsd:include schemaLocation="cs_pump.xsd"/>

<xsd:include schemaLocation="cs_shaker.xsd"/>

<xsd:include schemaLocation="cs_centrifuge.xsd"/>

<xsd:include schemaLocation="cs_hydrocyclone.xsd"/>

<xsd:include schemaLocation="cs_degasser.xsd"/>

<xsd:include schemaLocation="cs_surfaceEquipment.xsd"/>

-<!--

-->

-<xsd:group name="grp_rig">

-<xsd:annotation>

<xsd:documentation>The non-contextual content of a WITSML Rig object.</xsd:documentation>

</xsd:annotation>

-<xsd:sequence>

-<xsd:element name="owner" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Contractor/owner. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="typeRig" type="witsml:RigType" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Rig type. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="manufacturer" type="witsml:nameString" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Manufacturer / supplier of the item. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="yearEntService" type="witsml:calendarYear" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Year entered service (CCYY). </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="classRig" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Rig classification. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="approvals" type="witsml:nameString" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Rig approvals/certification. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="registration" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Rig registration location. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="telNumber" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Rig telephone number. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="faxNumber" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Rig fax number. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="emailAddress" type="witsml:nameString" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Rig Email address. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="nameContact" type="witsml:nameString" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Name of contact person. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingDrillDepth" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Maximum hole depth rating for the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingWaterDepth" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Working water depth capability of rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="isOffshore" type="witsml:logicalBoolean" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Flag to indicate that rig is an offshore rig (Drill Ship, Semi, Jack-up, Platform, TADU). Values are "true" (or "1") and "false" (or "0").</xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="airGap" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Air gap from Rig Floor to ground or mean sea level depending on location. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="dTimStartOp" type="witsml:timestamp" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Date and time rig operations started, or date and time object created. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="dTimEndOp" type="witsml:timestamp" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Date and time rig operations ended (May be NULL for active rig). </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="bop" type="witsml:cs_bop" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Blow out preventer description and components. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="pit" type="witsml:cs_pit" minOccurs="0" maxOccurs="unbounded">

-<xsd:annotation>

<xsd:documentation>Pit equipment for the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="pump" type="witsml:cs_pump" minOccurs="0" maxOccurs="unbounded">

-<xsd:annotation>

<xsd:documentation>Drilling fluid (mud/cement) pumping units for the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="shaker" type="witsml:cs_shaker" minOccurs="0" maxOccurs="unbounded">

-<xsd:annotation>

<xsd:documentation>Mud cleaning shaker equipment for the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="centrifuge" type="witsml:cs_centrifuge" minOccurs="0" maxOccurs="unbounded">

-<xsd:annotation>

<xsd:documentation>Mud cleaning centrifuge equipment for the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="hydrocyclone" type="witsml:cs_hydrocyclone" minOccurs="0" maxOccurs="unbounded">

-<xsd:annotation>

<xsd:documentation>Mud cleaning hydrocyclone equipment for the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="degasser" type="witsml:cs_degasser" minOccurs="0" maxOccurs="unbounded">

-<xsd:annotation>

<xsd:documentation>Mud de-gasser equipment for the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="surfaceEquipment" type="witsml:cs_surfaceEquipment" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Coiled tubing specific equipment configuration. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="numDerricks" type="witsml:nonNegativeCount" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Number of derricks on the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="typeDerrick" type="witsml:DerrickType" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Derrick type. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingDerrick" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Maximum support load applied to derrick structure. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="htDerrick" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Height of derrick. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingHkld" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Maximum hookload rating. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="capWindDerrick" type="witsml:velocityMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Derrick wind capacity. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="wtBlock" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Block weight. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingBlock" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Weight rating of the travelling block. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="numBlockLines" type="witsml:nonNegativeCount" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Number of block lines. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="typeHook" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Type of hook. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingHook" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Weight rating of the hook. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="sizeDrillLine" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Drill line diameter. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="typeDrawWorks" type="witsml:DrawWorksType" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Draw-works type. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="powerDrawWorks" type="witsml:powerMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Draw works horse power. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingDrawWorks" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Weight rating of the drawworks. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="motorDrawWorks" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Description of the drawworks motor. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="descBrake" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Rig brake description. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="typeSwivel" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Type of Swivel. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingSwivel" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Maximum swivel rating. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="rotSystem" type="witsml:DriveType" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Work string drive type. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="descRotSystem" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Description of rotating system. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingTqRotSys" type="witsml:momentOfForceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Work string rotational torque rating. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="rotSizeOpening" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Rotary size opening. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="ratingRotSystem" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Work string rotational torque rating. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="scrSystem" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Description of slow circulation rates system. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="pipeHandlingSystem" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Name of pipe handling system. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="capBulkMud" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Bulk/dry mud storage capacity. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="capLiquidMud" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Liquid mud storage capacity. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="capDrillWater" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Drill water capacity. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="capPotableWater" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Potable water capacity. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="capFuel" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Fuel capacity. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="capBulkCement" type="witsml:volumeMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Capacity of builk cement. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="mainEngine" type="witsml:nameString" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Power system. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="generator" type="witsml:shortDescriptionString" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Description of the electrical power generating system. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="cementUnit" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Name of cement unit on the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="numBunks" type="witsml:nonNegativeCount" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Number of beds available on the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="bunksPerRoom" type="witsml:nonNegativeCount" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Number of bunks per room. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="numCranes" type="witsml:nonNegativeCount" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Number of cranes on the rig. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="numAnch" type="witsml:nonNegativeCount" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Number of anchors. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="moorType" type="witsml:str32" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Mooring type. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="numGuideTens" type="witsml:nonNegativeCount" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Number of guideline tensioners. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="numRiserTens" type="witsml:nonNegativeCount" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Number of riser tensioners. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="varDeckLdMx" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Variable deck load maximum (offshore rigs only). </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="vdlStorm" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Variable deck load storm rating (offshore rigs only). </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="numThrusters" type="witsml:nonNegativeCount" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Number of thrusters. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="azimuthing" type="witsml:logicalBoolean" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Are the thrusters azimuth. Values are "true" (or "1") and "false" (or "0").</xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="motionCompensationMn" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Minimum motion compensation. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="motionCompensationMx" type="witsml:forceMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Maximum motion compensation. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="strokeMotionCompensation" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Length of motion compensation provided by equipment. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="riserAngleLimit" type="witsml:planeAngleMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Riser angle limit. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="heaveMx" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Maximum allowable heave. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="gantry" type="witsml:shortDescriptionString" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Description of gantry. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="flares" type="witsml:shortDescriptionString" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Description of flare. </xsd:documentation>

</xsd:annotation>

</xsd:element>

</xsd:sequence>

</xsd:group>

</xsd:schema>