DDR Modelling Patterns Bit data CasingLinerTubing and Cement

DDR Modelling Patterns Bit data, Casing/Liner/Tubing, and Cement

An assembly of downhole tubulars and equipment required to enable safe and efficient production from an oil or gas well. Functional Well Completion Model WELL COMPLETION WELL TUBULAR COMPLETION? ? Physical WELL LINER COFO WELL CONDUCTOR CASING WELL TUBING COFO WELL PRODUCTION CASING WELL SURFACE CASING WELL INTERMEDIATE CASING 14 January 2011 © Det Norske Veritas AS. All rights reserved. WELL COMPLETION (RUN) ASSEMBLY SECTION ? ? WELL ASSEMBLY COIPO COFO WELL CASING WELL COMPLETION ASSEMBLY Activities related to making up/testing/running/ landing/pulling of the completion string /tailpipe and/or production tubing, including setting and testing of production packer(s) run in conjunction with the string. WELL CASING ASSEMBLY COIPO WELL CONDUCTOR CASING ASSEMBLY WELL LINER ASSEMBLY WELL TUBING ASSEMBLY COIPO WELL SURFACE CASING ASSEMBLY http: //www. glossary. oilfield. slb. com/Display. Image. cfm? ID=481 WELL COMPLETION STRING HANDLING COIPO WELL PRODUCTION CASING ASSEMBLY COA WELL INTERMEDIATE CASING ASSEMBLY WELL COMPLETION STRING CLASS

Wellbore Model I WELLBORE A REPORTING PERIOD in this context is by definition fixed to be 24 hours. Starting times may however differ, e. g. 00: 00, or 06: 00. DRILLING ACTIVITY #N-4 REPORTING PERIOD #n DEPTH AT START DRILLING REPORT PERIOD ROCK DRILL BIT HOLE MADE DURING DRILLING REPORT PERIOD DRILLING ACTIVITY #N-3 (MMM, i-1) DRILLING ACTIVITY #N-2 (MMM, i) DRILLING ACTIVITY #N-1 (NNN, j) DEPTH AT START DRILLING ACTIVITY #N BIT MMM RUN #i-1 ROCK DRILL BIT 14 3/4 NS BIT MMM RUN #i ACME INC. WIDGET ALPHA NS 14 3/4 NS BIT NNN RUN #j THE WELLBORE DRILL BIT HOLE MADE DURING DRILLING ACTIVITY #N HOURS DRILLED DURING RUN (MMM, i+1) DEPTH AT END DRILLING ACTIVITY #N DEPTH AT END DRILLING REPORT PERIOD DRILLING ACTIVITY #N+2 (NNN, j+1) 14 January 2011 DRILLING ACTIVITY #N+3 (NNN, j+2) © Det Norske Veritas AS. All rights reserved. BIT MMM RUN #i+1 REPORTING PERIOD #m BIT RUN IN REPORTING PERIOD HOURS DRILLED IN REPORTING PERIOD BIT NNN RUN #j+1 REPORTING PERIOD #n BIT NNN RUN #j+2 REPORTING PERIOD #o REPORTING PERIOD #p COID 13 3/4 ACME INC. WIDGET ALPHA

Wellbore Model II WELLBORE REFERENCE DEVICE SURFACE WELLBORE SECTION BOTTOM SURFACE Generic position/depth etc. WELLBORE SECTION COF WELLBORE DRILLING SESSION SECTION COE WELLBORE DRILLING SESSION COF WELLBORE DRILLING SESSION END COE COF WELLBORE BIT RUN SECTION WELLBORE DRILLING SESSION START COA WELLBORE SECTION BOTTOM #I-2 WELLBORE BIT RUN COA BIT MMM RUN #i-1 START POINT WELLBORE DRILLING SESSION SECTION END POINT WELLBORE BIT RUN SECTION END POINT COFO WELLBORE DRILLING SESSION SECTION START POINT WELLBORE SECTION BOTTOM #n-1 COFO Numbered sequentially independent of class membership, i. e. bit run or reporting period 14 January 2011 © Det Norske Veritas AS. All rights reserved. COE WELLBORE SECTION BOTTOM #n+1 COE WELLBORE DRILLING SESSION WELLBORE BIT RUN BIT MMM RUN #i-1 END POINT BIT MMM RUN #i START POINT BIT MMM RUN #i COFO WELLBORE DRILLING SESSION END COA BIT MMM RUN #i-1 WELLBORE BIT RUN SECTION START POINT COFO WELLBORE DRILLING SESSION START BIT MMM RUN #i END POINT BIT NNN RUN #j DISTANCE (coip? ) vs. LENGTH (spd)

COTS ISO 15926 -4 REPRESENTATION OF THING WELLBORE DRILLING SESSION END ISO 15926 -4 INFORMATION REPRESENTATION ISO 15926 -4 THING COE COA Figure 46 COA class_of_successor WELLBORE DRILLING SESSION class_of_predecessor class_of_successor WELLBORE DRILLING SESSION START class_of_predecessor Wellbore Drilling Sequence Start/Stop ISO 15926 -4 REPRESENTATION OF GREGORIAN DATE AND UTC TIME ISO 15926 -4 POINT IN TIME ISO 15926 -4 EXPRESS INFORMATION REPRESENTATION DATE REPRESENTATION B EV A COI 14 January 2011 © Det Norske Veritas AS. All rights reserved. EN EV COI POIT B PEIT E YYYY-MM-DD THH: MM UTC POIT whole part YYYY-MM-DD THH: MM UTC - YYYY-MM-DD THH: MM UTC COPOIT whole COPEITI whole YYYY-MM-DD THH: MM UTC part whole The end of the wellbore drilling session part The wellbore drilling session whole The start of the wellbore drilling session WELLBORE DRILLING SESSION PERIOD START WELLBORE DRILLING SESSION PERIOD COPOITI part Figure 42 WELLBORE DRILLING SESSION PERIOD END RF

Rock Drill Bit High-level Taxonomy DRILL BIT ROCK DRILL BIT DIAMOND DRILL BIT SCREWTYPE DRILL BIT 14 January 2011 © Det Norske Veritas AS. All rights reserved. DULL ROCK DRILL BIT CORE DRILL BIT FIXED CUTTER DRILL BIT ROLLER CONE DRILL BIT ROCK DRILL BIT 3 NS ROCK DRILL BIT 36 NS

IADC Dull Grading IADC DRILL BIT DULL GRADING CLASS IADC FIXED CUTTER DRILL BIT DULL GRADING CLASS IADC ROLLER CONE DRILL BIT DULL GRADING CLASS IADC STEEL TOOTH DRILL BIT DULL GRADE CLASS DIAMOND DRILL BIT This will not be completed as a part of this project. See “ 9. DDR Dull Grade” for solution. IADC INSERT DRILL BIT DULL GRADE CLASS FIXED CUTTER DRILL BIT DULL ROCK DRILL BIT SCREWTYPE DRILL BIT STEEL TOOTH DRILL BIT FIXED CUTTER DRILL BIT DULL GRADE 0 STEEL TOOTH DRILL BIT DULL GRADE 0 CORE DRILL BIT DULL ROLLER CONE DRILL BIT INSERT ROLLER DRILL BIT DULL STEEL TOOTH DRILL BIT ROCK DRILL BIT 3 NS ROCK DRILL BIT 36 NS ROLLER CONE REAMING BIT MILLED TOOTH ROLLER DRILL BIT INSERT DRILL BIT DULL GRADE 0 DULL INSERT ROLLER DRILL BIT FIXED CUTTER DRILL BIT DULL GRADE 8 14 January 2011 © Det Norske Veritas AS. All rights reserved. STEEL TOOTH DRILL BIT DULL GRADE 8 INSERT DRILL BIT DULL GRADE 8

Wellbore, wellbore section and rock drill bit sizes DAILY DRILLING REPORT WELLBORE SECTION SIZE CODE STRING CLASS DAILY DRILLING REPORT WELLBORE SECTION SIZE CODE ASSIGNMENT CLASS DAILY DRILLING REPORT WELLBORE SECTION CLASS DAILY DRILLING REPORT WELLBORE SIZE CODE ASSIGNMENT CLASS DAILY DRILLING REPORT WELLBORE CLASS DAILY DRILLING REPORT ROCK DRILL BIT SIZE CODE ASSIGNMENT CLASS DAILY DRILLING REPORT ROCK DRILL BIT SIZE CODE STRING CLASS DAILY DRILLING REPORT ROCK DRILL BIT CLASS COCOInd RF DRILL BIT ROCK DRILL BIT Size (in) pattern 14 3/4” represented COId ES Note: All codes of the format “ 14 3/4 "“ are defined and associated according to this diagram. The codes of the form “ 14 3/4“ are missing. 14 January 2011 © Det Norske Veritas AS. All rights reserved. ROCK DRILL BIT 14 3/4 NS COIPO WELLBORE 14 3/4 NS WELLBORE SECTION 14 3/4 NS

2. DDR Depth m MD for end of activity This model needs review MEASURED DEPTH RELATIVE TO RKB (RDS 1724719201) Done LENGTH RANGE (RDS 16804453) WELLBORE DRILLING SESSION WELLBORE REFERENCE DEVICE PR METRE (RDS 1332674) P 1 WELLBORE SECTION WELLBORE DRILLING SESSION SECTION MY WELLBORE REFERENCE DEVICE MY WELLBORE ACTIVITY END EV AI MY WELLBORE ACTIVITY START A 2 MEASURED DEPTH RELATIVE TO RKB - METRE (RDS 1739476001) Depth m MD for end of activity class_of_possessor NNNN. NN m NNNN. NN property_space Depth m MD for end of activity WELLBORE SECTION BOTTOM SURFACE ES A 'template input list' that is the list of entries required to state the 'measured depth relative RKB' in metres for any item involved in a 'wellbore drilling session'. Role 1: The identifier of the actual 'wellbore drilling session‘. Role 2: The depth in metre. 14 January 2011 © Det Norske Veritas AS. All rights reserved. EV

3. DDR Drill Bit Size (in) DAILY DRILLING REPORT ROCK DRILL BIT SIZE CODE ASSIGNMENT CLASS Done DAILY DRILLING REPORT ROCK DRILL BIT SIZE CODE STRING CLASS DAILY DRILLING REPORT ROCK DRILL BIT CLASS COCOId COCOInd RF ARTEFACT DRILL BIT ? ? ? BIT Size (in) represented pattern 14 3/4 COId ROCK DRILL BIT 14 3/4 NS ES DAILY DRILLING REPORT ROCK DRILL BIT SIZE INPUT LIST (RDS 1742133541) COIPO Size (in) ES A ‘template input list’ that is the input required to state the nominal size of the actual ‘wellbore drill bit’. Role 1: The identifier for the actual ‘wellbore drill bit’, Role 2: The code identifying the size class of which the actual ‘wellbore drill bit’ is a member. Note: The code shall be a member of the ‘daily drilling report rock drill bit size code string class’. 14 January 2011 © Det Norske Veritas AS. All rights reserved. The wellbore drill bit An anonymous objet defined by the template axiom to represent the actual rock drill bit “OBJECT IN FOCUS”

4. DDR Bit/Run number ROCK DRILL BIT PARTICIPATION IN WELLBORE BIT RUN Done WELLBORE BIT RUN SECTION PARTICIPATION IN WELLBORE BIT RUN SECTION IDENTIFIER ASSIGNMENT CLASS WELLBORE BIT RUN SECTION IDENTIFIER STRING CLASS WELLBORE DRILLING SESSION WELLBORE BIT RUN SECTION ROCK DRILL BIT COP/OR COA COIPO WELLBORE BIT RUN COP/OR RF WELLBORE BIT RUN IDENTIFIER ASSIGNMENT CLASS WELLBORE BIT RUN IDENTIFIER STRING CLASS (RDS 1726256440) COF COA RF represented WELLBORE BIT RUN SECTION #NNNNN. mm WELLBORE BIT RUN #NNNNN. mm P F Bit/Run number NNNNN. mm pattern COId WELLBORE BIT RUN ACME INC. WIDGET ALPHA NS 14 3/4 NS #NNNNN. 1 Bit/Run number WELLBORE BIT RUN ACME INC. WIDGET ALPHA NS 14 3/4 NS #NNNNN. mm WELLBORE BIT RUN ACME INC. WIDGET ALPHA NS 14 3/4 NS #NNNNN. nn An anonymous objet created by the expansion ES A ‘template input list’ that is the input required to state the identifier of the actual ‘wellbore bit run’, including the corresponding ‘wellbore bit run section’. Role 1: The identifier for the actual ‘wellbore bit run’, Role 2: The code string class of which the actual ‘wellbore drill bit identifier’ is a member. Note: The code shall be a member of the ‘wellbore bit run identifier string class’. 14 January 2011 A represented ES DAILY DRILLING REPORT BIT/RUN IDENTIFIER INPUT LIST (RDS 1742142241) © Det Norske Veritas AS. All rights reserved. P ACME INC. WIDGET ALPHA NS 14 3/4 NS #NNNNN “OBJECT IN FOCUS” The wellbore drill bit

5. DDR Drill Bit Model MANUFACTURERS PRODUCT IDENTIFICATION CODE Done PRODUCT IDENTIFIER CODE STRING CLASS (RDS 1386450251) ARTEFACT CLASS COCOId RF COCOInd ROCK DRILL BIT 14 3/4 NS COIPO Role 2 Model represented pattern ACME INC. WIDGET ALPHA NS 14 3/4 NS COId ES ROCK DRILL BIT IDENTIFIER CODE INPUT LIST (RDS 1742155131) Model 14 January 2011 An anonymous objet created by the expansion ES A ‘template input list’ that is the input required to state the “Model” of the actual ‘rock drill bit’. Role 1: The identifier for the actual ‘wellbore drill bit’, Role 2: The “model” code of the class of which the actual ‘wellbore drill bit’ is a member. Note. This is only sufficient to state that the actual ‘rock drill bit’ is a member of a class that is a subclass of the class ‘rock drill bit’. Additional data is required if more precise statements are to be made. © Det Norske Veritas AS. All rights reserved. Note. This is only sufficient to state that the actual ‘rock drill bit’ is a member of a class that is a subclass of the class ‘rock drill bit’. Additional data is required if more precise statements are to be made. “OBJECT IN FOCUS” Role 1 The wellbore drill bit

Done This is to indicate that there always ranges and tolerances involved. ACCUMULATED TIME RANGE (RDS 1748062501) PR ACCUMULATED TIME DRILLED DURING REPORTING PERIOD (RDS 1748063911) class_of_possessor DIFFERENT NAME? ? ? What is the underlying concept? class_of_property_space 6. DDR Hours drilled (hrs) ISO 15926 -4 ACTIVITY WELLBORE REPORTING PERIOD DRILLING (RDS 1748055411) WELLBORE DRILLING (RDS 17730302) HOUR (RDS 1326734) Hours drilled (hrs) mm. mm This activity may consist of multiple sub-sessions. ES MM. MM m/hr P MY WELLBORE REPORTING PERIOD DRILLING ACTIVITY MY WELLBORE DRILLING ACTIVITIES AI ACCUMULATED TIME DRILLED DURING REPORTING PERIOD – HOURS (RDS 1748068481) A 'template input list' that is the list of entries required to state the 'accumulated time drilled during reporting period' of a 'wellbore reporting period drilling measured in 'hour'. Role 1: The identifier of the actual ‘wellbore reporting period drilling’ activity. Role 2: The accumulated time in hours. 14 January 2011 © Det Norske Veritas AS. All rights reserved.

7. DDR MD In (m. KB) MEASURED DEPTH RELATIVE TO RKB (RDS 1724719201) Done LENGTH RANGE (RDS 16804453) MEASURED DEPTH OF BIT AT START ACTIVITY WELLBORE REFERENCE DEVICE WELLBORE SECTION BOTTOM SURFACE PR METRE (RDS 1332674) WELLBORE SECTION BOTTOM SURFACE WELLBORE SECTION NNNN. NN 1 NNNN. NN m class_of_possessor MD ln (m. KB) property_space WELLBORE DRILLING SESSION P 14 January 2011 © Det Norske Veritas AS. All rights reserved. MY WELLBORE SECTION BOTTOM SURFACE AI MEASURED DEPTH OF WELLBORE START OF RUN – METRE (RDS 1739468441) MD ln (m. KB) WELLBORE DRILLING SESSION SECTION START POINT ES MY WELLBORE SECTION MY WELLBORE DRILLING SESSION 2 WELLBORE DRILLING SESSION START MY WELLBORE DRILLING SESSION START THE POINT IN TIME

8. DDR MD Out (m. KB) MEASURED DEPTH RELATIVE TO RKB (RDS 1724719201) Done LENGTH RANGE (RDS 16804453) MEASURED DEPTH OF BIT AT END ACTIVITY WELLBORE REFERENCE DEVICE ROCK DRILL BIT PR METRE (RDS 1332674) WELLBORE SECTION BOTTOM SURFACE WELLBORE SECTION NNNN. NN m NNNN. NN class_of_possessor MD Out (m. KB) property_space WELLBORE DRILLING SESSION P 1 14 January 2011 © Det Norske Veritas AS. All rights reserved. ES WELLBORE DRILLING SESSION END WELLBORE DRILLING SESSION SECTION END POINT MY WELLBORE SECTION BOTTOM SURFACE AI MEASURED DEPTH OF WELLBORE END OF RUN – METRE (RDS 1739476001) MD Out (m. KB) WELLBORE DRILLING SESSION SECTION MY WELLBORE DRILLING SESSION 2 MY WELLBORE DRILLING SESSION START THE POINT IN TIME

9. DDR Dull Grade Done IADC ROCK DRILL BIT DULL GRADE CODE ASSIGNMENT CLASS (RDS 1717833671) IADC ROCK DRILL BIT DULL GRADE CODE STRING CLASS (RDS 1717818661) IADC ROCK DRILL BIT DULL GRADE CLASS COCOId COCOInd RF Is the DDR string format identical with the IADC format, and are there any standard for this format at all? Dull grade DRILL BIT ROCK DRILL BIT XXXX represented pattern nnnnnnn COId DULL ROCK DRILL BIT IADC DULL GRADE NNNNNNN ES IADC ROCK DRILL BIT DULL GRADE INPUT LIST (RDS 1742169071) Dull grade COIPO ES A ‘template input list’ that is the input required to state the membership of an actual ‘rock drill bit’ in a particular ‘IADC rock drill bit dull grade class’. Role 1: The identifier for the actual ‘rock drill bit’, Role 2: The dull grade code of the actual ‘rock drill bit’. Note. The SW shall check for the existence of a ‘rock drill bit dull grade xxx’ reflecting the code instance, and establish such class if it not present and make the actual ‘rock drill bit’ a member of the actual ‘rock drill bit iadc dull grade nnnnnn’ class. 14 January 2011 © Det Norske Veritas AS. All rights reserved. There are 8 x 8 x…… possible classes. Will not be predefined in this project. “OBJECT IN FOCUS” The wellbore drill bit

10. DDR Hole Made (Run) (m) Done WELLBORE BIT RUN SECTION LENGTH (RDS 1724802331) LENGTH RANGE (RDS 16804453) WELLBORE REFERENCE DEVICE PR WELLBORE SECTION METRE (RDS 1332674) NNNN. NN 1 LENGTH RANGE NNNN. NN m WELLBORE BIT RUN SECTION possessor Hole Made (Run) (m) property_space WELLBORE DRILLING SESSION SECTION MY WELLBORE BIT RUN SECTION PR AI AVERAGE HOLE MADE DURING BIT RUN – METRE (RDS 1739504611) NNNN. NN m P Hole Made (Run) (m) ES A 'template input list' that is the list of entries required to state the 'wellbore bit run section length' of a 'wellbore bit run section' at the end of a 'wellbore bit run' measured in 'metre'. Role 1: The identifier of the actual ‘wellbore bit run’. Role 2: The length in meters. 14 January 2011 © Det Norske Veritas AS. All rights reserved.

Done ACCUMULATED TIME RANGE (RDS 1748062501) PR ACCUMULATED TIME DRILLED DURING BIT RUN PART OF REPORTING PERIOD (RDS 1748075701) class_of_possessor DIFFERENT NAME? ? ? What is the underlying concept? class_of_property_space 11. Hours drilled (Run) (hrs) ISO 15926 -4 ACTIVITY WELLBORE BIT RUN PART OF REPORTING PERIOD DRILLING (RDS 1748057161) WELLBORE DRILLING (RDS 17730302) HOUR (RDS 1326734) Hours drilled (Run) (hrs) This activity may consist of multiple sub-sessions. ES mm. mm MM. MM m/hr P MY WELLBORE BIT RUN PART OF REPORTING PERIOD DRILLING ACTIVITY MY WELLBORE DRILLING ACTIVITIES AI ACCUMULATED TIME DRILLED DURING BIT RUN PART OF REPORTING PERIOD – HOURS (RDS 1748078361) A 'template input list' that is the list of entries required to state the 'accumulated time drilled during bit run part of reporting period' of a 'wellbore bit run part of reporting period drilling' measured in 'hour'. The identifier of the actual ‘wellbore bit run part of reporting period drilling’ activity. Role 2: The accumulated time in hours. 14 January 2011 © Det Norske Veritas AS. All rights reserved.

12. DDR ROP (m/hr) Done Update slide!!!! COId MM. MM-n PR result RN METRE PER HOUR (RDS 1351349) m/hr RN PQ input PQ MM. MM-n m/hr ES LBOPR UBOPR classifier ROP (m/hr) mm. mm input MM. MM+n m/hr classified P ROP (m/hr) MM. MM+n result classifier SPEED MM. M PR DRILL BIT RATE OF PENETRATION DURING BIT RUN - METRE PER HOUR (RDS 1741950461) class_of_possessor ER WELLBORE BIT RUN SECTION (RDS 16453458) SPEED RANGE (RDS 13103920) property_space MM. MM-n represented pattern WELLBORE SECTION (RDS 16453593) DRILL BIT RATE OF PENETRATION DURING BIT RUN MY WELLBORE ***** SECTION 1 whole AI AVERAGE Template signature MM. MM m/hr P A 'template input list' that is the list of entries required to state the 'drill bit rate of penetration' of a 'wellbore bit run section' at the end of a 'wellbore bit run' measured in 'metre per hour'. Role 1: The identifier of the actual ‘wellbore bit run’. Role 2: The ROP in 'metre per hour'. 14 January 2011 © Det Norske Veritas AS. All rights reserved.

13. DDR Total Hole Made (Run) (m) Done WELLBORE REPORTING PERIOD SECTION LENGTH RANGE (RDS 16804453) WELLBORE REFERENCE DEVICE PR WELLBORE SECTION METRE (RDS 1332674) Total Hole Made (Run) (m) ES NNNN. NN 1 LENGTH RANGE NNNN. NN m PR WELLBORE REPORTING PERIOD SECTION possessor Total Hole Made (Run) (m) property_space WELLBORE DRILLING SESSION SECTION MY WELLBORE REPORTING PERIOD SECTION AI AVERAGE HOLE MADE DURING REPORTING PERIOD – METRE (RDS 1741961191) NNNN. NN m P A 'template input list' that is the list of entries required to state the 'wellbore reporting period section length' of a 'wellbore reporting period section' at the end of a 'wellbore reporting period drilling session' measured in 'metre'. Role 1: The identifier of the actual ‘wellbore reporting period drilling session’. Role 2: The length in meters. 14 January 2011 © Det Norske Veritas AS. All rights reserved.

Done ACCUMULATED TIME RANGE (RDS 1748062501) ACCUMULATED TIME DRILLED DURING BIT RUN (RDS 1748083271) class_of_possessor DIFFERENT NAME? ? ? What is the underlying concept? class_of_property_space 14. Total Hours drilled (Run) (hrs) ISO 15926 -4 ACTIVITY WELLBORE BIT RUN DRILLING (RDS 1748059271) WELLBORE DRILLING (RDS 17730302) PR HOUR (RDS 1326734) Hours drilled (Run) (hrs) Total Hours drilled (Run) (hrs) mm. mm This activity may consist of multiple sub-sessions. ES MM. MM m/hr MY WELLBORE BIT RUN DRILLING ACTIVITY MY WELLBORE DRILLING ACTIVITIES P AI ACCUMULATED TIME DRILLED DURING BIT RUN – HOURS (RDS 1748085401) A 'template input list' that is the list of entries required to state the 'accumulated time drilled during bit run' of a 'wellbore bit run drilling' measured in 'hour'. Role 1: The identifier of the actual ‘wellbore bit run drilling’ activity. Role 2: The accumulated time in hours 14 January 2011 © Det Norske Veritas AS. All rights reserved.

15. DDR Total ROP (m/hr) Done represented pattern ER COId result PR RN METRE PER HOUR (RDS 1351349) m/hr -40 85 RN PQ input PQ MM. MM-n m/hr Total ROP (m/hr) ES LBOPR mm. mm input UBOPR classifier SPEED RANGE MM. MM °C PR DRILL BIT RATE OF PENETRATION DURING REPORTING PERIOD METRE PER HOUR (RDS 1719707031) result MM. MM+n m/hr classified P classifier Total ROP (m/hr) WELLBORE SECTION (RDS 16453593) WELLBORE REPORTING PERIOD SECTION (RDS 1719668841) SPEED RANGE (RDS 13103920) AVERAGE class_of_possessor -40 DRILL BIT RATE OF PENETRATION DURING REPORTING PERIOD property_space This is to indicate that there always ranges and tolerances involved. Update slide!!!! MY WELLBOREREPORTING SECTION AI Template signature MM. MM m/hr P A 'template input list' that is the data required to state the 'drill bit rate of penetration at end of reporting period' measured in 'metre per hour‘. Role 1: The identifier of the actual ‘wellbore reporting period’. Role 2: The ROP in 'metre per hour'. 14 January 2011 © Det Norske Veritas AS. All rights reserved. 1

17. DDR Type of pipe Done DAILY DRILLING REPORT WELL COMPLETION CODE ASSIGNMENT CLASS DAILY DRILLING REPORT WELL COMPLETION CODE STRING CLASS DAILY DRILLING REPORT EQUIPMENT CLASS DAILY DRILLING REPORT WELL COMPLETION ASSEMBLY CLASS COCOId RF COCOInd ARTEFACT WELL COMPLETION ASSEMBLY Type of pipe represented pattern C COId WELL CASING ASSEMBLY ES WELL LINER ASSEMBLY L Type of pipe DAILY DRILLING REPORT WELL COMPLETION CODE INPUT LIST (RDS 1742033261) ES WELL TUBING ASSEMBLY T My actual tubular section A ‘template input list’ that is the input required to state the class of ‘well completion assembly’ of which the actual ‘tubular section’ is a member. Role 1: The identifier for the actual ‘tubular section’. Role 2: The code identifying the class of which the actual ‘well completion assembly’ is a member. Note: The code shall be a member of the ‘daily drilling report well completion code string class’. “OBJECT IN FOCUS” The tubular 14 January 2011 © Det Norske Veritas AS. All rights reserved. An anonymous objet created by the expansion

18. Casing Type DAILY DRILLING REPORT WELL CASING ASSEMBLY CODE ASSIGNMENT CLASS Done DAILY DRILLING REPORT WELL CASING ASSEMBLY CODE STRING CLASS DAILY DRILLING REPORT WELL CASING ASSEMBLY CLASS COCOId RF DAILY DRILLING REPORT EQUIPMENT CLASS COCOInd WELL COMPLETION ASSEMBLY WELL CASING ASSEMBLY Casing Type represented pattern Top COId WELL SURFACE CASING ASSEMBLY ES Intermediate Casing Type WELL INTERMEDIATE CASING ASSEMBLY ES WELL PRODUCTION CASING ASSEMBLY Production DAILY DRILLING REPORT WELL CASING ASSEMBLY CODE INPUT LIST (RDS 1742631161) #NNNNN A ‘template input list’ that is the input required to state the class of ‘well casing assembly’ of which the actual ‘tubular section’ is a member. Role 1: The identifier for the actual ‘tubular section’. Role 2: The code identifying the class of which the actual ‘well casing assembly’ is a member. Note: The code shall be a member of the ‘daily drilling report well casing code string class’. “OBJECT IN FOCUS” The tubular 14 January 2011 © Det Norske Veritas AS. All rights reserved. An anonymous objet that represent the “object in focus” created by the expansion

WELL COMPLETION ASSEMBLY (RDS 8015624975) Done COE COTS WELL COMPLETION SECTION ASSEMBLY (RDS 1743874971) WELL COMPLETION SECTION ASSEMBLY RUN END (RDS 1743614761) COA WELL CASING SECTION ASSEMBLY RUN START (RDSxxxxxxx) WELL CASING SECTION ASSEMBLY RUN END (RDSxxxxxxx) DATE REPRESENTATION YYYY-MM-DDTHH: MM (RDS 1743654541) EV WELL COMPLETION SECTION ASSEMBLY RUN DATE TIME - YYYY-MM -DDTHH: MM (RDS 1743845701) B EN A Run Date/Time COI EV B YYYY-MM-DD THH: MM UTC - YYYY-MM-DD THH: MM UTC POIT E PEIT #NNNNN ES A ‘template input list’ that is the input required to state the start and end date/time for a ‘well completion section assembly run’. Role 1: The identifier for the actual ‘well completion assembly run’. Role 2: The start date/time in the format ‘YYYY-MM-DDTHH: MM’. Role 3: The end date/time in the format ‘YYYY-MM-DDTHH: MM’. 14 January 2011 whole YYYY-MM-DD THH: MM UTC part whole The end of the well completion run part The well completion run whole The start of the well completion run part Run Date/Time © Det Norske Veritas AS. All rights reserved. ISO 15926 -4 EXPRESS INFORMATION REPRESENTATION ISO 15926 -4 REPRESENTATION OF GREGORIAN DATE AND UTC TIME ISO 15926 -4 POINT IN TIME COE WELL CASING SECTION ASSEMBLY RUN (RDSxxxxxxx) ISO 15926 -4 INFORMATION REPRESENTATION ISO 15926 -4 THING part Add this level as required Figure 42 COTS WELL COMPLETION SECTION ASSEMBLY RUN (RDS 1742655911) ISO 15926 -4 REPRESENTATION OF THING whole Figure 46 WELL COMPLETION SECTION ASSEMBLY RUN START (RDS 1743614461) class_of_successor class_of_predecessor 19. DDR Run Date/Time YYYY-MM-DD THH: MM UTC POIT An anonymous objet that represent the “object in focus” created by the expansion “OBJECT IN FOCUS” The tubular

20. Description DAILY DRILLING REPORT WELL COMPLETION SECTION ASSEMBLY RUN DESCRIPTION ASSIGNMENT CLASS (RDS 1742659421) UNSPECIFIED STRING Done DAILY DRILLING REPORT WELL COMPLETION SECTION ASSEMBLY RUN DESCRIPTION (RDS 1742657881) COCOD ISO 15926 -4 ACTIVITY WELL COMPLETION SECTION ASSEMBLY RUN (RDS 1742655911) RF Description Blablablabla COInd represented pattern #NNNNN COId ES Description (RDS 8770443) ES A ‘template input list’ that is the input required to record the description of a particular ‘run in hole’ activity. Role 1: The identifier for the actual ‘run in hole’, Role 2: The actual text string’. 14 January 2011 An anonymous objet that represent the actual “object in focus” created by the expansion “OBJECT IN FOCUS” DAILY DRILLING REPORT WELL COMPLETION SECTION ASSEMBLY RUN DESCRIPTION INPUT LIST (RDS 1742669131) © Det Norske Veritas AS. All rights reserved. WELL COMPLETION SECTION ASSEMBLY (RDS 1743874971) The tubular being run Note: One could also see the need to associate this description with the actual ‘well casing assembly’, but we have chosen to do the relationship to the activity first.

API 5 CT CLASS 21. DDR Nominal OD (in) Done Note: API 5 CT classes are not up to date. Needs fixing. API 5 CT NOMINAL SIZE CODE STRING CLASS API 5 CT NOMINAL SIZE CODE ASSIGNMENT CLASS API 5 CT NOMINAL SIZE PIPE CLASS DAILY DRILLING REPORT WELL COMPLETION STRING SIZE CODE ASSIGNMENT CLASS DAILY DRILLING REPORT WELL COMPLETION STRING SIZE CODE STRING CLASS DAILY DRILLING REPORT WELL COMPLETION STRING CLASS COCOId COCOInd RF ARTEFACT PIPE API 5 CT PIPE Nominal OD (in) DAILY DRILLING REPORT WELL COMPLETION STRING SIZE CODE INPUT LIST (RDS 1742789671) represented pattern 11 -3/4 COId PIPE API 5 CT NPS 11 -3/4 ES COIPO ES Note: Codes are not added to the RDL #NNNNN A ‘template input list’ that is the input required to state the nominal size of an actual ‘well completion string’. Role 1: The identifier for the actual ‘well completion string’. Role 2: The size code of the actual ‘well completion string’. Note: The code shall be a member of the ‘daily drilling report well completion code string class’. “OBJECT IN FOCUS” The tubular 14 January 2011 © Det Norske Veritas AS. All rights reserved. An anonymous objet that represent the “object in focus” created by the expansion

22. Nominal ID (in) Done WELL COMPLETION SECTION ASSEMBLY NOMINAL INSIDE DIAMETER (RDS 1744454041) LENGTH RANGE (RDS 16804453) INCH (RDS 1326959) property_space PR DEFAULT NNNN. NN P 2 Nominal ID (in) NNNN. NN m possessor COi. PO property Nominal ID (in) WELL COMPLETION SECTION ASSEMBLY class_of_possessor COIP IP MY WELL COMPLETION SECTION ASSEMBLY AI 1 ES WELL COMPLETION SECTION ASSEMBLY NOMINAL INSIDE DIAMETER – INCH (XXXX) COMO A 'template input list' that is the list of entries required to state the ‘well completion section assembly nominal inside diameter’ of a 'well completion section assembly'. Role 1: The identifier for the actual ‘well completion section assembly’. Role 2: The nominal value for the smallest inside diameter of the items making up the assembly stated in inches. 14 January 2011 © Det Norske Veritas AS. All rights reserved. This needs to have an identifier. What will the format be?

23. DDR Nominal Weight (lbs/ft) Done API 5 CT PIPE WEIGHT CODE POUND PER FOOT STRING CLASS Note: API 5 CT classes are not up to date. Needs fixing. API 5 CT PIPE WEIGHT CODE ASSIGNMENT CLASS DAILY DRILLING REPORT WEIGHT RATED PIPE CODE ASSIGNMENT CLASS DAILY DRILLING REPORT WEIGHT CODE POUND PER FOOT STRING CLASS COCOInd RF ARTEFACT PIPE ? ? ? PIPE Nominal Weight (lbs/ft) DAILY DRILLING REPORT WEIGHT CODE – POUND PER FOOT (RDS 1742820821) DAILY DRILLING REPORT WEIGHT RATED PIPE CLASS COCOId POUND MASS PER FOOT Nominal Weight (lbs/ft) API 5 CT WEIGHT RATED PIPE POUND PER FOOT CLASS represented pattern 32. 75 COId API 5 CT PIPE API 5 CT NOMINAL WEIGHT 32. 75 LB/FT ES ES COIPO Note: Codes and classes have not been added to the RDL #NNNNN A ‘template input list’ that is the input required to state the nominal weight of an actual ‘well completion string’. Role 1: The identifier for the actual ‘well completion string’. Role 2: The size code in pound per foot of the actual ‘‘well completion string’. Note: The code shall be a member of the ‘daily drilling report weight code pound per foot string class’. “OBJECT IN FOCUS” The tubular 14 January 2011 © Det Norske Veritas AS. All rights reserved. An anonymous objet that represent the “object in focus” created by the expansion

API 5 CT 7 TH. EDITION STEEL GRADE CODE ASSIGNMENT CLASS 24. DDR Nominal Grade Done API 5 CT 7 TH. EDITION COMPOUND CLASS API 5 CT STEEL GRADE CODE STRING CLASS API 5 CT 7 TH. EDITION STEEL GRADE CLASS DAILY DRILLING REPORT STEEL GRADE CODE ASSIGNMENT CLASS DAILY DRILLING REPORT STEEL GRADE CODE STRING CLASS DAILY DRILLING REPORT STEEL GRADE CLASS COCOId COCOInd RF ARTEFACT STEEL OBJECT NNNNN Nominal Grade represented pattern C 90 -1 COId CARBON STEEL OBJECT API 5 CT - GRADE C 90 TYPE 1 OBJECT ES COIPO ES DAILY DRILLING REPORT STEEL GRADE CODE INPUT LIST (RDS 1742870161) #NNNNN A ‘template input list’ that is the input required to state the material grade of an actual ‘well completion string’. Role 1: The identifier for the actual ‘well completion string’. Role 2: The material grade code of the actual ‘well completion string’. Note: The code shall be a member of the ‘daily drilling report steel grade code string class’. “OBJECT IN FOCUS” The tubular 14 January 2011 © Det Norske Veritas AS. All rights reserved. An anonymous objet that represent the “object in focus” created by the expansion

API 5 CT 7 TH. EDITION TABLE E 3 CONNECTION CODE ASSIGNMENT CLASS 25. DDR Nominal Connection API 5 CT 7 TH. EDITION TABLE E 1 CONNECTION CODE ASSIGNMENT CLASS DAILY DRILLING REPORT CONNECTION CODE ASSIGNMENT CLASS Done, but need to add codes and classes. DAILY DRILLING REPORT CONNECTION CODE STRING CLASS DAILY DRILLING REPORT CONNECTION CLASS COCOId COCOInd RF API 5 CT 7 TH. EDITION TABLE E 1 CONNECTION CODE STRING CLASS ARTEFACT API 5 CT 7 TH. EDITION TABLE E 3 CONNECTION CODE STRING CLASS API 5 CT 7 TH. EDITION TABLE E 1 CONNECTION CLASS STEEL OBJECT NNNNN Nominal Connection represented pattern B COId API 5 CT 7 TH. EDITION TABLE E 3 CONNECTION CLASS xxxxxxx API 5 B BUTTRESS CASING THREAD ES COIPO ES DAILY DRILLING REPORT CONNECTION CODE INPUT LIST (RDS 1742916021) #NNNNN A ‘template input list’ that is the input required to state thread class of an actual ‘well completion string’. Role 1: The identifier for the actual ‘well completion string’. Role 2: The thread code of the actual ‘well completion string’. Note: The code shall be a member of the ‘daily drilling report connection code string class’. © Det Norske Veritas AS. All rights reserved. An anonymous objet that represent the “object in focus” created by the expansion “OBJECT IN FOCUS” The tubular 14 January 2011 API 5 L ? ? . EDITION CONNECTION CLASS

26. Length (m) WELL COMPLETION SECTION ASSEMBLY RUN (RDS 1742655911) ARTEFACT COIPO possessor COIPO MY WELL COMPLETION RUN ASSEMBLY P 1 Length (m) NNNN. NN m property WELL COMPLETION RUN SECTION ASSEMBLY NNNN. NN CORL COIPO PR DEFAULT Length (m) WELL COMPLETION SECTION ASSEMBLY LENGTH RANGE (RDS 16804453) METRE (RDS 1332674) 2 WELL CASING ASSEMBLY This needs to have an identifier. What will the format be? AI ES WELL COMPLETION SECTION LENGTH – METRE (RDS 1743884861) A 'template input list' that is the list of entries required to state the 'well completion section length' of a 'well completion section assembly‘ measured in 'metre'. Role 1: The identifier of the actual ‘wellbore completion section assembly’. Role 2: The length in meters. 14 January 2011 © Det Norske Veritas AS. All rights reserved. WELL COMPLETION ASSEMBLY (RDS 8015624975) class_of_locator WELL COMPLETION SECTION LENGTH (RDS 1743880281) class_of_located Done WELLBORE SECTION COF

27. Top/Hanger MD (m. KB) Done MEASURED DEPTH RELATIVE TO RKB PR METRE (RDS 1332674) class_of_possessor WELLBORE COIP REFERENCE DEVICE property_space LENGTH RANGE (RDS 16804453) DEFAULT IP ES WELL COMPLETION SECTION ASSEMBLY TOP DEPTH RELATIVE TO RKB – METRE (RDS 1744400291) COMO A 'template input list' that is the list of entries required to state the measured depth in metres relative to RKB to the top of a 'well completion assembly' or a 'well string hanger'. Role 1: The identifier for the actual ‘well completion section assembly’ or ‘well string hanger’. Role 2: The value obtained by the actual measurement. 14 January 2011 © Det Norske Veritas AS. All rights reserved. WELL COMPLETION COIPO SECTION ASSEMBLY MY WELL STRING HANGER MY WELLBORE RUN SECTION TOP P 2 Top/Hanger MD (m. KB) NNNN. NN m possessor NNNN. NN WELL STRING HANGER WELL COMPLETION SECTION ASSEMBLY TOP COFO property Top/Hanger MD (m. KB) MEASURED DEPTH RELATIVE TO RKB WELLBORE RUN SECTION TOP (RDS 1744395931) AI MY WELLBORE RUN SECTION 1 AI This needs to have an identifier. What will the format be?

28. Bottom/Shoe MD (m. KB) Done MEASURED DEPTH RELATIVE TO RKB LENGTH RANGE (RDS 16804453) WELLBORE REFERENCE DEVICE class_of_possessor METRE (RDS 1332674) COIP property_space PR DEFAULT IP MY CASING SHOE ES WELL COMPLETION SECTION ASSEMBLY BOTTOM DEPTH RELATIVE TO RKB – METRE (RDS 1744407031) COMO A 'template input list' that is the list of entries required to state the measured depth in metres relative to RKB to the bottom of a 'well completion assembly' or a ‘casing shoe'. Role 1: The identifier for the actual ‘well completion section assembly’ or ‘casing shoe’. Role 2: The value obtained by the actual measurement. 14 January 2011 © Det Norske Veritas AS. All rights reserved. WELL COMPLETION COIPO SECTION ASSEMBLY MY WELLBORE RUN SECTION BOTTOM P 2 Bottom/Shoe MD (m. KB) NNNN. NN m possessor NNNN. NN CASING SHOE WELL COMPLETION SECTION ASSEMBLY BOTTOM COFO property Bottom/Shoe MD (m. KB) MEASURED DEPTH RELATIVE TO RKB WELLBORE RUN SECTION BOTTOM (RDS 1744415021) AI MY WELLBORE RUN SECTION 1 AI This needs to have an identifier. What will the format be?

Wellbore Model For “Cement” WELL COMPLETION WELL TUBULAR COMPLETION? ? ARTEFACT COFO COIPO WELL CONDUCTOR CASING WELL PRODUCTION CASING WELL SURFACE CASING WELL CASING ASSEMBLY WELL INTERMEDIATE CASING WELL LINER ASSEMBLY COIPO WELL TUBING ASSEMBLY COIPO WELLBORE ASSEMBLY class_of_part WELL SURFACE CASING ASSEMBLY WELL PRODUCTION CASING ASSEMBLY WELL INTERMEDIATE CASING ASSEMBLY WELL COMPLETION STRING HANDLING COA 14 January 2011 © Det Norske Veritas AS. All rights reserved. WELL ASSEMBLY class_of_whole WELLBORE COMPLETED SECTION WELL CONDUCTOR CASING ASSEMBLY class_of_whole COFO class_of_part COFO WELL COMPLETION ASSEMBLY WELL TUBING class_of_whole WELL LINER class_of_part WELL CASING Focal point CEMENT ZONE WELLBORE SECTION WELL PRODUCTION TUBING ASSEMBLY An artefact that is a wellbore completed with structures (casing, lining etc. ). A wellbore section characterized by the cementing job (length, type of cement, etc. ).

Cement ISO 15926 -4 PARTICULATE MATERIAL CURED CEMENT SLURRY (WET CONCRETE) CEMENT ARTEFACT ISO 15926 -4 ACTIVITY WELLBORE COMPLETED SECTION CEMENTING WELLBORE CEMENT SLURRY WELLBORE CEMENTING JOB CEMENT ZONE WELLBORE SECTION class_of_whole ISO 15926 -4 COMPOUND class_of_part ARTEFACT WITSML Cement job WELLBORE ASSEMBLY WELL ASSEMBLY Focal point from previous slide WELLBORE CEMENTING CEMENT PUMPING WELLBORE REMEDIAL CEMENTING JOB WELLBORE PRIMARY CEMENTING JOB …. . STRING…. . CEMENT MIXING CEMENT DISPLACING http: //w 3. energistics. org/schema/witsml_v 1. 3. 1_data/XML_Examples/cement. Job. xml 14 January 2011 © Det Norske Veritas AS. All rights reserved. An artefact that is a wellbore completed with structures (casing, lining etc. ).

Wellbore Model For “Cement” II WELLBORE CEMENT CURING ARTEFACT ISO 15926 -4 PARTICULATE MATERIAL ISO 15926 -4 COMPOUND ISO 15926 -4 ACTIVITY Primary cement Secondary cement WELLBORE CEMENT SLURRY RUBBER PLUG WELLBORE COMPLETED SECTION WELLBORE CEMENT SLURRY PUMPING CEMENTING BOTTOM PLUG class_of_located WELLBORE PUMPED CEMENT SLURRY OBJECT class_of_locator CEMENT ZONE WELLBORE SECTION WELLBORE INJECTED CEMENT SLURRY OBJECT WELLBORE RETURNED CEMENT SLURRY OBJECT PUMPED CEMENT SLURRY © Det Norske Veritas AS. All rights reserved. WELLBORE CEMENT SLURRY DISPLACING WELLBORE CEMENT CURING CEMENTING PLUG BUMPING INJECTED CEMENT SLURRY RETURNED CEMENT SLURRY 14 January 2011 MIXING WELLBORE CEMENT SLURRY OBJECT CEMENTING PLUG CEMENTING TOP PLUG CEMENT class_of_part PLUG CEMENT SLURRY CEMENT PLUG CEMENTING BUMPED PLUG class_of_whole Remedial cementing CURED CEMENT SLURRY WELLBORE CEMENTING JOB WELLBORE REMEDIAL CEMENTING JOB WELLBORE PRIMARY CEMENTING JOB Primary WELLBORE CEMENT SQUEEZING Squeeze WELLBORE CEMENT PLUGGING Plug

COTS COE WELLBORE CEMENTING JOB (RDS 1744489071) COTS ISO 15926 -4 INFORMATION REPRESENTATION ISO 15926 -4 THING WELLBORE CEMENTING JOB END (RDS 1744498741) COE COA CEMENTING TOP PLUG BUMPING (RDS 1747439311) DATE REPRESENTATION YYYY-MM-DDTHH: MM (RDS 1743654541) 1 WELLBORE CEMENTING JOB START DATE AND TIME - YYYY-MM -DDTHH: MM (RDS 1744511291) EV B EN A Start Date/Time EV COI POIT ES COMDO A ‘template input list’ that is the input required to state the start date/time of an actual ‘wellbore cementing job’. Role 1: The identifier for the actual ‘wellbore cementing job’. Role 2: The start date/time in the format ‘YYYY-MM-DDTHH: MM’. 14 January 2011 © Det Norske Veritas AS. All rights reserved. B YYYY-MM-DD THH: MM UTC - YYYY-MM-DD THH: MM UTC PEIT part whole YYYY-MM-DD THH: MM UTC part The end of the wellbore cementing job whole part The wellbore cementing job part whole The start of the wellbore cementing job whole Start Date/Time part Figure 42 ISO 15926 -4 EXPRESS INFORMATION REPRESENTATION ISO 15926 -4 REPRESENTATION OF GREGORIAN DATE AND UTC TIME ISO 15926 -4 POINT IN TIME whole Figure 46 WELLBORE CEMENTING JOB START (RDS 1744494991) ISO 15926 -4 REPRESENTATION OF THING class_of_successor Done class_of_predecessor 30. Start Date/Time E YYYY-MM-DD THH: MM UTC 2 POIT

31. End Date/Time COTS COE WELLBORE CEMENTING JOB (RDS 1744489071) COTS ISO 15926 -4 INFORMATION REPRESENTATION ISO 15926 -4 THING WELLBORE CEMENTING JOB END (RDS 1744498741) COE COA DATE REPRESENTATION YYYY-MM-DDTHH: MM (RDS 1743654541) EV B EN A End Date/Time 1 EV COI 2 POIT ES COMDO A ‘template input list’ that is the input required to state the start date/time of an actual ‘wellbore cementing job’. Role 1: The identifier for the actual ‘wellbore cementing job’. Role 2: The end date/time in the format ‘YYYY-MM-DDTHH: MM’. 14 January 2011 © Det Norske Veritas AS. All rights reserved. B YYYY-MM-DD THH: MM UTC - YYYY-MM-DD THH: MM UTC PEIT part whole YYYY-MM-DD THH: MM UTC part The end of the wellbore cementing job whole part The wellbore cementing job part whole The start of the wellbore cementing job whole End Date/Time part Figure 42 CEMENTING TOP PLUG BUMPING (RDS 1747439311) WELLBORE CEMENTING JOB END DATE AND TIME - YYYY-MMDDTHH: MM (RDS 1744514661) ISO 15926 -4 EXPRESS INFORMATION REPRESENTATION ISO 15926 -4 REPRESENTATION OF GREGORIAN DATE AND UTC TIME ISO 15926 -4 POINT IN TIME whole Figure 46 WELLBORE CEMENTING JOB START (RDS 1744494991) class_of_successor class_of_predecessor Done ISO 15926 -4 REPRESENTATION OF THING E YYYY-MM-DD THH: MM UTC POIT

32. DDR Job Type Done DAILY DRILLING REPORT WELLBORE CEMENTING JOB CODE ASSIGNMENT CLASS DAILY DRILLING REPORT WELLBORE CEMENTING JOB CODE STRING CLASS DAILY DRILLING REPORT ACTIVITY CLASS DAILY DRILLING REPORT WELLBORE CEMENTING JOB CLASS COCOId ISO 15926 -4 ACTIVITY RF COCOInd WELLBORE CEMENTING JOB Job Type represented pattern Primary COId WELLBORE PRIMARY CEMENTING JOB ES WELLBORE CEMENT PLUGGING Plug Job Type ES WELLBORE CEMENT SQUEEZING Squeeze DAILY DRILLING REPORT WELLBORE CEMENTING JOB CODE INPUT LIST (RDS 1744578151) Unknown A ‘template input list’ that is the input required to state the cementing job class of an actual ‘wellbore cementing job’. Role 1: The identifier for the actual ‘well cementing job’. Role 2: The code for the class of cemnting jobs of which the actual ‘well cementing job’ is a member. Note: The code shall be a member of the ‘daily drilling report wellbore cementing job code string class’. 14 January 2011 © Det Norske Veritas AS. All rights reserved. nnnnnnn

33. DDR Casing string diameter Done From the example data it appears that this maps to same as 21. DDR Nominal OD (in), or is it the actual OD. To be verified API 5 CT NOMINAL SIZE CODE STRING CLASS Casing string diameter DAILY DRILLING REPORT WELL COMPLETION STRING SIZE CODE INPUT LIST (RDS 1742789671) API 5 CT CLASS API 5 CT NOMINAL SIZE CODE ASSIGNMENT CLASS API 5 CT NOMINAL SIZE PIPE CLASS DAILY DRILLING REPORT WELL COMPLETION STRING SIZE CODE ASSIGNMENT CLASS DAILY DRILLING REPORT WELL COMPLETION STRING SIZE CODE STRING CLASS DAILY DRILLING REPORT WELL COMPLETION STRING CLASS COCOId COCOInd RF ARTEFACT PIPE API 5 CT PIPE represented pattern 11 -3/4 COId PIPE API 5 CT NPS 11 -3/4 ES COIPO ES Note: Codes are not added to the RDL #NNNNN A ‘template input list’ that is the input required to state the nominal size of an actual ‘well completion string’. Role 1: The identifier for the actual ‘well completion string’. Role 2: The size code of the actual ‘well completion string’. Note: The code shall be a member of the ‘daily drilling report well completion code string class’. “OBJECT IN FOCUS” The tubular 14 January 2011 © Det Norske Veritas AS. All rights reserved. An anonymous objet that represent the “object in focus” created by the expansion

34. DDR Comments Done DAILY DRILLING REPORT WELLBORE CEMENTING JOB COMMENT ASSIGNMENT CLASS UNSPECIFIED STRING DAILY DRILLING REPORT WELLBORE CEMENTING JOB COMMENT (RDS 1744656080) ISO 15926 -4 ACTIVITY WELLBORE CEMENTING JOB COCOD RF Comments Blablablabla COInd represented pattern COId ES Comments ES DAILY DRILLING REPORT WELLBORE CEMENTING JOB COMMENT INPUT LIST (RDS 1744662411) A ‘template input list’ that is the input required to record the description of a 'wellbore cementing job'. Role 1: The identifier for the actual ‘wellbore cementing job’, Role 2: The actual text string. 14 January 2011 © Det Norske Veritas AS. All rights reserved. #NNNNN An anonymous objet that represent the “object in focus” created by the expansion

38. Plug Bump Pressure (bars) See slide “Wellbore Model For “Cement” II” Done WELLBORE PUMPED CEMENT SLURRY OBJECT PRESSURE RANGE (RDS 13115064) DEFAULT property_space BAR (RDS 1314539) class_of_possessor PLUG BUMP PRESSURE (RDS 1747900681) COIP p bar p IP P 2 Plug Bump Pressure (bars) WELLBORE INJECTED CEMENT SLURRY OBJECT MY WELLBORE INJECTED CEMENT SLURRY OBJECT AI ES PLUG BUMP PRESSURE – BAR A 'template input list' that is the list of entries required to state the 'plug bump pressure' of a 'wellbore injected cement slurry object‘ measured in 'bar'. Role 1: The identifier of the actual ‘wellbore injected cement slurry object’. Role 2: The pressure in 'bar'. 14 January 2011 © Det Norske Veritas AS. All rights reserved. CEMENT ZONE WELLBORE SECTION COIPO PR Plug Bump Pressure (bars) WELLBORE RETURNED CEMENT SLURRY OBJECT COFO MY CEMENT ZONE WELLBORE SECTION 1 AI This needs to have an identifier. What will the format be?

Done Figure 46 WELLBORE CEMENTING JOB PRESSURE RELEASING START class_of_predecessor 40. Pressure Release Date/Time ISO 15926 -4 REPRESENTATION OF THING ISO 15926 -4 INFORMATION REPRESENTATION ISO 15926 -4 THING COTS COE WELLBORE CEMENTING JOB PRESSURE RELEASING COTS WELLBORE CEMENTING JOB PRESSURE RELEASING END COE COA ISO 15926 -4 EXPRESS INFORMATION REPRESENTATION ISO 15926 -4 REPRESENTATION OF GREGORIAN DATE AND UTC TIME ISO 15926 -4 POINT IN TIME Pressure Release Date/Time DATE REPRESENTATION EN 1 A EV COI POIT WELLBORE CEMENTING JOB PRESSURE RELEASE DATE AND TIMEYYYY-MM-DDTHH: MM (RDS 1747119031) COMDO A ‘template input list’ that is the input required to state the start date/time for a ‘wellbore cementing job pressure releasing’. Role 1: The identifier for the actual ‘wellbore cementing job pressure releasing’. Role 2: The start date/time in the format ‘YYYY-MM-DDTHH: MM’. 14 January 2011 © Det Norske Veritas AS. All rights reserved. B PEIT part YYYY-MM-DD THH: MM UTC - YYYY-MM-DD THH: MM UTC whole YYYY-MM-DD THH: MM UTC part whole The start of the wellbore cementing job pressure releasing part The wellbore cementing job pressure releasing B EV YYYY-MM-DDTHH: MM (RDS 1743654541) 2 whole The start of the wellbore cementing job pressure releasing whole Pressure Release Date/Time part Figure 42 ES E YYYY-MM-DD THH: MM UTC POIT

42. Cement Volume Returns (m 3) See slide “Wellbore Model For “Cement” II” Done VOLUME RANGE (RDS 1747922171) DEFAULT PR property_space METRE CUBED (RDS 1349099) class_of_possessor WELLBORE RETURNED CEMENT SLURRY VOLUME (RDS 1747940961) WELLBORE PUMPED CEMENT SLURRY OBJECT WELLBORE RETURNED CEMENT SLURRY OBJECT WELLBORE INJECTED CEMENT SLURRY OBJECT COIPO Cement Volume Returns (m 3) nn. nn m 3 p IP P 2 Cement Volume Returns (m 3) MY WELLBORE RETURNED CEMENT SLURRY OBJECT AI ES WELLBORE RETURNED CEMENT SLURRY VOLUME - METRE CUBED (RDS 1747943181) A 'template input list' that is the list of entries required to state the 'plug bump pressure' of a 'wellbore injected cement slurry object‘ measured in 'bar'. Role 1: The identifier of the actual ‘wellbore injected cement slurry object’. Role 2: The pressure in 'bar'. 14 January 2011 © Det Norske Veritas AS. All rights reserved. This needs to have an identifier. What will the format be?

46. DDR Fluid Type DAILY DRILLING REPORT WELLBORE CEMENTING JOB DRILLING FLUID PURPOSE CODE ASSIGNMENT CLASS Done DAILY DRILLING REPORT WELLBORE CEMENTING JOB DRILLING FLUID PURPOSE CODE STRING CLASS DAILY DRILLING REPORT WELLBORE CEMENTING JOB DRILLING FLUID PURPOSE CLASS COCOId RF COCOInd LIQUID COMPOUND represented WELLBORE SPACER LIQUID Fluid Type pattern Spacer COId ES WELLBORE WASH FLUID Wash Fluid Type WELLBORE MUD ES Mud DAILY DRILLING REPORT WELLBORE CEMENTING JOB DRILLING FLUID PURPOSE INPUT LIST (RDS 1747234521) WELLBORE CEMENT SLURRY Cement Slurry My actual fluid A ‘template input list’ that is the input required to state the purpose of a fluid involved in a particular ‘wellbore cementing job’. Role 1: The identifier for the actual ‘wellbore cementing job’. Role 2: The code of the purpose of the actual 'drilling fluid'. Note: The code shall be a member of the ‘daily drilling report wellbore cementing job drilling fluid purpose code string class’. 14 January 2011 Assume that this statement is about the type/class of fluid in focus. Can also be interpreted as the “purpose” of the actual fluid, in which case it is a member of a ‘functional_object_class’ © Det Norske Veritas AS. All rights reserved.

47. DDR Fluid Description Done DAILY DRILLING REPORT DRILLING FLUID DESCRIPTION ASSIGNMENT CLASS UNSPECIFIED STRING DAILY DRILLING REPORT DRILLING FLUID DESCRIPTION (RDS 1747268771) DAILY DRILLING REPORT WELLBORE CEMENTING JOB CLASS DRILLING FLUID COCOD RF COF MY DRILLING FLUID CLASS Fluid Description Blablablabla represented pattern #NNNNN COId ES Fluid Description ES DAILY DRILLING REPORT DRILLING FLUID DESCRIPTION INPUT LIST (RDS 1747270941) A ‘template input list’ that is the input required to record the description of a 'drilling fluid'. Role 1: The identifier for the actual ‘wellbore cementing job’. Role 2: The actual ext string. 14 January 2011 © Det Norske Veritas AS. All rights reserved. xxx An anonymous objet that represents “object in focus” created by the expansion Object in focus

48. Vol pumped (m 3) VOLUME RANGE (RDS 1747922171) class_of_possessor WELLBORE PUMPED CEMENT SLURRY VOLUME (RDS 1747923881) property_space Done See slide “Wellbore Model For “Cement” II” WELLBORE PUMPED CEMENT SLURRY OBJECT COIP METRE CUBED (RDS 1349099) DEFAULT PR COIPO Vol pumped (m 3) nn. nn m 3 p IP P 2 Vol pumped (m 3) MY WELLBORE PUMPED CEMENT SLURRY OBJECT AI ES WELLBORE PUMPED CEMENT SLURRY VOLUME - METRE CUBED (RDS 1747926641) A 'template input list' that is the list of entries required to state the 'plug bump pressure' of a 'wellbore injected cement slurry object‘ measured in 'bar'. Role 1: The identifier of the actual ‘wellbore injected cement slurry object’. Role 2: The pressure in 'bar'. 14 January 2011 © Det Norske Veritas AS. All rights reserved. This needs to have an identifier. What will the format be?

OR Done RELATIVE DENSITY RANGE (RDS 1021133331) DENSITY COMPOUND AN MMMMMMM WATER COIP DENSITY RANGE WATER AT 4 DEGREE CELSIUS PR COFM 0. 999972 g·cm− 3 PQ COFM COIP P Sg = specific gravity DENSITY (RDS 358874) vv. vv WELLBORE PUMPED CEMENT SLURRY OBJECT COFO Density (sg) LL. LL ER LL. LL RN AN A ‘template input list’ that is the input required to state the ‘specific gravity’ of a ‘wellbore pumped cement slurry object’. Role 1: The identifier for the actual ‘wellbore pumped cement slurry object’. Role 2: The value derived from the calculation. 14 January 2011 © Det Norske Veritas AS. All rights reserved. CEMENT SLURRY COIP PR RN CEMENT SLURRY SPECIFIC GRAVITY (RDS 1758111421) WATER AT 4 DEGREE CESIUS DENSITY RANGE CEMENT SLURRY DENSITY RANGE KK-LL GRAM PER CENTIMETRE CUBED AN Density (sg) DENSITY RANGE WATER DENSITY RANGE II – JJ SPECIFIC GRAVITY FUNCTION ISO 15926 -4 COMPOUND COIP PR SPECIFIC GRAVITY (RDS 1758106411) class_of_possessor ? ? ? property_space 49. DDR Density (sg) MY WELLBORE PUMPED CEMENT SLURRY LL. LL PQ P AI

50. DDR Yield (ft 3/sack) Done VOLUME PER MASS RANGE (RDS 1737937111) SPD ft 3/sack SLURRY CEMENT WELLBORE CEMENT SLURRY PORTLAND CEMENT MY WELLBORE CEMENT SLURRY MY CEMENT COIP S Yield (ft 3/sack) vv. vv ft 3/sack IP Yield (ft 3/sack) ISO 15926 -4 PARTICULATE MATERIAL PR FOOT CUBED PER SACK (RDS 1737932991 ) ES CEMENT SLURRY YIELD (RDS 1737939381) class_of_possessor ISO 15926 -4 PROPERTY RANGE (RDS 16804340) property_space FLUID COMPOUND 2 P ES CEMENT SLURRY YIELD - FOOT CUBED PER SACK (RDS 1737960721) A ‘template input list’ that is the input required to state the measured depth in metre from RKB to the top of a wellbore run section. Role 1: The identifier for the actual ‘wellbore run section’, Role 2: The value derived from the actual measurement. 14 January 2011 © Det Norske Veritas AS. All rights reserved. AI MY WATER CEMENT SACK RANGE (RDSxxxxxx)

51. DDR Mix Water Ratio (gal/sack) Done VOLUME PER MASS RANGE (RDS 1737937111) gal/sack Mix Water Ratio (gal/sack) ISO 15926 -4 PARTICULATE MATERIAL SLURRY CEMENT WELLBORE CEMENT SLURRY PORTLAND CEMENT MY WELLBORE CEMENT SLURRY MY CEMENT COIP PR GALLON PER SACK (RDS 1737970621) ES FLUID COMPOUND class_of_possessor SPD property_space PROPERTY RANGE (RDS 16804340) VOLUME PER MASS CEMENT SLURRY WATER-CEMENT RATIO (RDS 1737965801 ) S vv. vv Mix Water Ratio (gal/sack) vv. vv ft 3/sack IP 2 P ES CEMENT SLURRY WATER CEMENT RATIO - GALLON PER SACK (RDS 1737972341) A ‘template input list’ that is the input required to state the measured depth in metre from RKB to the top of a wellbore run section. Role 1: The identifier for the actual ‘wellbore run section’, Role 2: The value derived from the actual measurement. 14 January 2011 © Det Norske Veritas AS. All rights reserved. AI MY WATER CEMENT SACK RANGE (RDSxxxxxx)

52. DDR Free Water (%) Done class_of_whole ISO 15926 -4 COMPOUND ? RATIO OF MASS OF PART COMPOUND COMPONENT end_1 R 1 Number space This can be represented in %, ppm, etc. (Not shown) end_2 0 -1 class_of_part COCOI ISO 15926 -4 NUMBER RANGE OR (CORWS) ISO 15926 -4 PARTICULATE MATERIAL PERCENT (RDS 1317959) (%) CEMENT SLURRY FREE WATER RATIO CEMENT SLURRY FREE WATER COMPONENT CEMENT SLURRY CEMENT COMPONENT COCOI vv. vv WATER SUITABLE FOR CEMENT SLURRY HUMIC FREE WATER MY WELLBORE CEMENT SLURRY MY WATER COI AI Free Water (%) WATER CEMENT WELLBORE CEMENT SLURRY Free Water (%) Any number between 0 and 1 class_of_part SLURRY class_of_whole FLUID COMPOUND AI ES MY CEMENT COI CEMENT SLURRY FREE WATER – PERCENT (RDS 1758003011) A ‘template input list’ that is the input required to state the percentage of free water in a cement slurry. Role 1: The identifier for the actual ‘wellbore cement slurry’, Role 2: The value in percent for the actual measurement. 14 January 2011 © Det Norske Veritas AS. All rights reserved. AI

Done DIFFERENT NAME? ? ? What is the underlying concept? TIME RANGE (RDS 1724883401) Thick Time (hrs) EXPECTED WELLBORE CEMENT SLURRY THICKENING TIME (RDS 1748117971) SLURRY ISO 15926 -4 PARTICULATE MATERIAL CEMENT SLURRY CEMENT WELLBORE DOWNHOLE CEMENT SLURRY THICKENING WELLBORE CEMENT SLURRY PORTLAND CEMENT MY WELLBORE CEMENT SLURRY THICKENING MY WELLBORE CEMENT SLURRY MY CEMENT PR HOUR (RDS 1326734) Thick Time (hrs) class_of_property_space 53. DDR Thick Time (hrs) ES mm. mm MM. MM hr P EXPECTED CEMENT SLURRY THICKENNIG TIME – HOURS (RDS 1748085401) AI MY WATER A 'template input list' that is the list of entries required to state the 'accumulated time drilled during bit run' of a 'wellbore bit run drilling' measured in 'hour'. Role 1: The identifier of the actual ‘wellbore bit run drilling’ activity. Role 2: The accumulated time in hours 14 January 2011 © Det Norske Veritas AS. All rights reserved.

54. DDR Comments Done DAILY DRILLING REPORT DRILLING FLUID COMMENT ASSIGNMENT CLASS (RDS 1747284591) UNSPECIFIED STRING DAILY DRILLING REPORT DRILLING FLUID COMMENT (RDS 1747283211) DAILY DRILLING REPORT WELLBORE CEMENTING JOB CLASS DRILLING FLUID COCOD RF COF MY DRILLING FLUID CLASS Comments Blablablabla represented pattern #NNNNN COId ES Comments ES DAILY DRILLING REPORT DRILLING FLUID COMMENT INPUT LIST (RDS 1747292791) A ‘template input list’ that is the input required to record a comment related to a 'drilling fluid'. Role 1: The identifier for the actual ‘drilling fluid’. Role 2: The actual text string. 14 January 2011 © Det Norske Veritas AS. All rights reserved. xxx An anonymous objet that represents “object in focus” created by the expansion Object in focus

Done COTS WELLBORE REPORTING PERIOD DRILLING SESSION (RDS 1714177711) COE COTS ISO 15926 -4 REPRESENTATION OF THING Check if this level is required. ISO 15926 -4 INFORMATION REPRESENTATION ISO 15926 -4 THING WELLBORE DRILLING SESSION END (RDS 1714193841) COA COE DAILY DRILLING REPORTING PERIOD ACTIVITY (RDS 1747314791) DATE REPRESENTATION B EV DAILY DRILLING REPORTING PERIOD DATE TIME - YYYY-MMDDTHH: MM (RDS 1747322491) EN EV ES A ‘template input list’ that is the input required to state the start and end date/time for a ‘wellbore reporting period drilling session’. Role 1: The identifier for the actual ‘wellbore reporting period’. Role 2: The start date/time in the format ‘YYYY-MM-DDTHH: MM’. Role 3: The end date/time in the format ‘YYYY-MM-DDTHH: MM’. 14 January 2011 POIT B YYYY-MM-DD THH: MM UTC - YYYY-MM-DD THH: MM UTC PEIT part whole part YYYY-MM-DD THH: MM UTC COI A Period of reporting whole The end of the reporting period part whole The reporting period activity whole YYYY-MM-DDTHH: MM (RDS 1743654541) The start of the reporting period © Det Norske Veritas AS. All rights reserved. ISO 15926 -4 EXPRESS INFORMATION REPRESENTATION ISO 15926 -4 REPRESENTATION OF GREGORIAN DATE AND UTC TIME ISO 15926 -4 POINT IN TIME Period of reporting part Figure 42 Figure 46 WELLBORE REPORTING PERIOD DRILLING SESSION START (RDS 1720537691) class_of_successor class_of_predecessor 56. DDR Period of reporting E YYYY-MM-DD THH: MM UTC POIT

58. DDR Report sequence number Needs fixing!!!! CODE STRING CLASS (RDS 1386510831) Done Needs fixing!!!! PROGRESS REPORT COIO DAILY DRILLING REPORT SEQUENCE NUMBER (RDS 1751552041) class_of_part class_of_whole COCOC RF Report sequence number ES DAILY DRILLING REPORT SEQUENCE NUMBER INPUT LIST (RDS 1751564391) DD class_of_part M class_of_whole COAOI 14 January 2011 DAILY DRILLING REPORT # n Sequence # M COIR Needs fixing!!!! SEQUENCE NUMBER A ‘template input list’ that is the input required to state the 'sequence number' of an actual ‘daily drilling report’. Role 1: The identifier for the actual ‘daily drilling report’. Role 2: The 'daily drilling report sequence number‘ of the actual 'daily drilling report’. © Det Norske Veritas AS. All rights reserved. DAILY DRILLING REPORT (RDS 17817551) My actual report (paper or electronic) AI

“Drilling Rig” FACILITY (RDS 1750613511) ARTEFACT DEVICE COFO WELL DRILLING SYSTEM WATERCRAFT MACHINE COIPO OIL AND GAS DRILLING FACILITY COAOI OIL AND GAS DRILLING RIG OIL AND GAS WELL DRILLING SYSTEM SHIP DRILLING MACHINE COFO FIXED OIL AND GAS DRILLING FACILITY MOVEABLE OIL AND GAS DRILLING FACILITY FLOATING OIL AND GAS DRILLING FACILITY OIL AND GAS PLATFORM DRILLING SHIP DRILLING PLATFORM OIL AND GAS PRODUCTION FACILITY 14 January 2011 © Det Norske Veritas AS. All rights reserved.

62, 63, 64. DDR RIGTYPE DAILY DRILLING REPORT RIG CLASS CODE ASSIGNMENT CLASS (RDS 1749872051) Done DAILY DRILLING REPORT CLASS (RDS 1707730981) COC DAILY DRILLING REPORT RIG CLASS CODE STRING CLASS (RDS 1749869651) COCOId OIL AND GAS DRILLING FACILITY RF represented RIGTYPE DAILY DRILLING REPORT RIG CLASS (RDS 1749867731) COCOInd FIXED OIL AND GAS DRILLING FACILITY pattern fixed COId ES MOVEABLE OIL AND GAS DRILLING FACILITY moveable RIGTYPE ES FLOATING OIL AND GAS DRILLING FACILITY floating DAILY DRILLING REPORT RIG CLASS INPUT LIST (RDS 1751487031) My actual rig A ‘template input list’ that is the input required to state the classification of a particular ‘oil AND gas drilling facility’. Role 1: he identifier for the actual ‘oil AND gas drilling facility’. Role 2: The code for the class of 'oil AND gas drilling facility' of which the actual 'oil AND gas drilling facility' is a member. Note: The code shall be a member of the ‘daily drilling report rig class code string class’. 14 January 2011 © Det Norske Veritas AS. All rights reserved.

65. MSL Done WATER SURFACE MEAN SEA LEVEL (RDS 1751822991) WATER SURFACE COF LENGTH RANGE (RDS 16804453) METRE (RDS 1332674) COF MY SEAWATER SURFACE P 1 MSL NNNN. NN m possessor NNNN. NN property PR DEFAULT MSL SEAWATER SURFACE 2 AI ES MEAN SEA LEVEL - METRE (RDS 1751825690) A 'template input list' that is the list of entries required to state the 'mean sea level' of a s' eawter surface‘ measured in 'metre'. The identifier of the actual ‘sea’. Role 2: The level in meters. 14 January 2011 © Det Norske Veritas AS. All rights reserved.

DDR classification structure WITSML CLASS NAME DD DAILY DRILLING REPORT WITSML LABEL CLASS This class, and its substructure, is well defined, but needs to be moved to RF. DAILY DRILLING REPORT LABEL CLASS DAILY DRILLING REPORT CLASS COC DAILY DRILLING REPORT SECTION CLASS DAILY DRILLING REPORT TEMPLATE INPUT LIST CLASS RF DAILY DRILLING REPORT HEADING SECTION WITSML LABEL CLASS DAILY DRILLING REPORT HEADING SECTION LABEL CLASS DAILY DRILLING REPORT HEADER INFORMATION SECTION CLASS DAILY DRILLING REPORT HEADING SECTION TEMPLATE INPUT LIST CLASS DAILY DRILLING REPORT BIT DATA SECTION WITSML LABEL CLASS DAILY DRILLING REPORT BIT DATA SECTION LABEL CLASS DAILY DRILLING REPORT DRILL BIT DATA SECTION CLASS DAILY DRILLING REPORT BIT DATA SECTION TEMPLATE INPUT LIST CLASS DAILY DRILLING REPORT CASING-LINER-TUBING SECTION WITSML LABEL CLASS DAILY DRILLING REPORT CASING-LINER-TUBING SECTION LABEL CLASS DAILY DRILLING REPORT CASING/LINER/TUBING SECTION CLASS DAILY DRILLING REPORT CASING-LINER-TUBING SECTION TEMPLATE INPUT LIST CLASS DAILY DRILLING REPORT CEMENT SECTION WITSML LABEL CLASS DAILY DRILLING REPORT CEMENT SECTION LABEL CLASS DAILY DRILLING REPORT WELLBORE CEMENTING JOB CLASS DAILY DRILLING REPORT CEMENT SECTION TEMPLATE INPUT LIST CLASS DAILY DRILLING REPORT CEMENT FLUID DETAILS SECTION WITSML LABEL CLASS DAILY DRILLING REPORT CEMENT FLUID DETAILS SECTION LABEL CLASS DAILY DRILLING REPORT WELLBORE CEMENT SLURRY DETAILS CLASS DAILY DRILLING REPORT CEMENT FLUID DETAILS SECTION TEMPLATE INPUT LIST CLASS X X X 14 January 2011 © Det Norske Veritas AS. All rights reserved.

DDR basic identification structure DAILY DRILLING REPORT WITSML LABEL ASSIGNMENT CLASS DAILY DRILLING REPORT WITSML LABEL CLASS COCOId DAILY DRILLING REPORT CLASS RF DAILY DRILLING REPORT LABEL ASSIGNMENT CLASS COCOId DAILY DRILLING REPORT LABEL CLASS RF ACCUMULATED TIME DRILLED DURING BIT RUN PART OF REPORTING PERIOD Hours drilled (Run) (hrs) <cs_drilling. Params><hrs. Drilled. Run> 14 January 2011 © Det Norske Veritas AS. All rights reserved.

DDR basic mapping structure DAILY DRILLING REPORT TEMPLATE INPUT LIST - ROLE FILLER RELATIONSHIP DAILY DRILLING REPORT TEMPLATE INPUT LIST CLASS DAILY DRILLING REPORT CLASS REFERENCED BY EXTERNAL ATTRIBUTE DAILY DRILLING REPORT CLASS CORWS Or an intermediate class End_2 End_1 14 January 2011 © Det Norske Veritas AS. All rights reserved. OR Mapping starts from here RF COCOId ACCUMULATED TIME DRILLED DURING BIT RUN PART OF REPORTING PERIOD End_2 DAILY DRILLING REPORT WITSML LABEL CLASS COCOId End_2 X 3 DAILY DRILLING REPORT LABEL ASSIGNMENT CLASS End_1 Or an intermediate class ACCUMULATED TIME DRILLED DURING BIT RUN PART OF REPORTING PERIOD – HOURS DAILY DRILLING REPORT WITSML LABEL ASSIGNMENT CLASS CORWS End_1 DAILY DRILLING REPORT LABEL CLASS X 2 1 RF End_1 OR COId pattern Hours drilled (Run) (hrs) represented pattern <cs_drilling. Params><hrs. Drilled. Run>