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TYPICAL PROCESS SAFETY EVENTS IN WELLS
Operations
Competency &
Capabilities
Design & Engineering
• Well Control Competency Ruler
• HSE Critical Task / Position
• IWCF/ IADC Certification
• Competent Supervisors
• Frequent Drills
• Barrier Ownership
• Engineering Standards
• Petronas Technical Standard
• PPGUA
• MODU / IADC
• Wells Manual Framework
• Process Safety Information (PSI) Documents:
• MSDS, Chemical Register
• HSE Case, HER
• MOC
• Drawings, datasheets
• Hardware barrier management
• Equipment Certification
• Maintenance & Inspection
• PMS
• Schedule BOP test
• Functional and Inspected Gauges
• Fire & Gas Detection System
• SCE Performance Standard
• HSE Case Operationalization
• Audit of SCE
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BARRIER VERIFICATION REPORT
Well Name/Number
Time and Date
Operation Running Unshearable Casing
Stab-in safety valve
UPR
MPR
LPR
Drilling BOP
AP
SSR
Annular Barriers
Barrier Description Verification Method
Barrier 1: Cemented Casing Calculated TOC in Accordance with Cement Standards
Barrier 2: Well Head Seal Pressure Test from above on installation in Accordance with Barrier Standards
Well Bore Barriers
Barrier Description Verification Method
Barrier 1: Hydrostatic Head Monitoring through trip tank Mud conditioned to be homogeneous before running
Barrier 2 BOP: VBR Annular BOP
BOP Test Date
String Barriers
Barrier Description Verification Method
Float shoe Manufacturer test paper
Swedge and Internal BOP BOP Test Date
Anomalies/On Going Requirements
Detail on going requirements to ensure integrity and any doubts as to barrier integrity or state that there are no requirements/doubts
Supporting Documents
Document Archive Location
BOP Test Records
Cement acceptance form
Manufactures test for float
Position/Name Signature Date
Drilling Supervisor
Drilling Superintendent
Personnel Surface BOP Subsea BOP
PETRONAS Personnel
Engineer IWCF Level 4, combined
Drilling
Superintendent
IWCF Level 4, combined
Drilling Supervisor IWCF Level 4, combined
Intervention
Supervisor
IWCF Level 4, combined Wireline & CT Operations
Well Control
Response Team
Members
IWCF Level 4, combined
Contractor Personnel
Senior Toolpusher &
Rig Manager / OIM
IWCF Level 4, surface IWCF Level 4, combined
Toolpusher IWCF Level 4, surface IWCF Level 4, combined
Driller IWCF Level 3, surface IWCF Level 3, combined
Assistant Driller IWCF Level 3, surface or IADC
WellCap / WellSharp Drilling
Fundamental, surface
IWCF Level 3, combined or IADC
WellCap / WellSharp Drilling
Fundamental, combined
Subsea Engineer IWCF Level 3, combined
MPD / UBD
Supervisor &
MPD Choke Operator
IWCF Level 4, surface IWCF Level 4, combined
Slickline/Wireline
Operator & Supervisor
IWCF Level 4, Wireline Operations IWCF Level 4, Wireline Operations
Coil Tubing Operator
& Supervisor
IWCF Level 4, CT Operations IWCF Level 4, CT Operations
1. Personnel who have well design or well control responsibilities shall have current certification in accordance with the Table 4-1 below.
2. Additional specialist well control training shall be conducted for narrow margin, HPHT, UBD or MPD statically underbalanced operations. This should include additional simulator training where the office and operational teams can perform some table-top type drills.
3. Staff supervising wireline operations on live wells shall have training and qualifications in accordance with API RP 6T, Training and Qualification of Personnel in Well Control Equipment and Techniques for Wireline Operations in Offshore Location.
4. Drilling personnel shall be qualified and trained in accordance with API RP T3 Training and Qualification of Personnel in Well Control Equipment and Techniques for Drilling on Offshore Locations.
5. Drilling Contractor’s mechanical, electrical and subsea engineers shall have OEM certified or approved training and qualifications for the maintenance and repair of well control Safety Critical Element.
