IWCF Well Intervention

•General Information

This training program will be delivered in line with guidelines and requirements stipulated by International Well Control Forum (IWCF). Reference is made to “Training & Qualifications” section of IWCF’s official website : The IWCF well control program is designed at four levels. Level 1 is considered basic and is only offered online through IWCF official website. Level 2 is considered introductory and provides a basis for those seeking levels 3 and/or 4 certification. Finally, levels 3 and 4 are aimed at drillers and drilling supervisors, respectively.


•Course content


Well Control – Introductory Level 2 Course Outline


1st Day 2nd Day 3rd Day 4th Day

Drilling Overview

− Types of Drilli

− Why Well Controlng  Rigs


Pressure Basics

− Bottom hole Pressure

− Drilling Fluids / Mud Gradient

− Hydrostatic Pressure

− Normal vs. Abnormal Pressure Zones


− U-Tube Principle


Causes of Kicks

− Fluid Density

− Tripping

− Cementing


Transition Zone Indicators /Kick Recognition

Gas Behavior /Shallow Gas

Leak-Off Tests

Limits to Control Capability

• Kill SheetInstruction (Surface & Subsea)


• Kill Sheet Workshop


•Well Control Principles


•Well Control Methods

− Driller’s Method

− Wait & Weight Method

− Volumetric Method


•Rig Circulating System


•Drill String Basics


•BOP Equipment (Surface & Subsea)


•BOP Design Considerations

 •Subsea Considerations


•Introduction to Completions & Workover


•Review & Self-Study

Certification Exam




Well Control - Driller Level 3 and Supervisor Level 4 Course Outline
1st Day 2nd Day 3rd Day 4th Day 5th Day



•Well Control Principles

- Barrier Concept

- U-Tube
- Shoe Pressure Case Study


•Methods of Well Control

- Wait & Weight

  - Driller’s Method

- Determination of Well Control Method


•Shut-in Methods


•L.O.T. and P.I.T.


•Limitations to Control Capability


•Surface and Subsea Kill Sheet Workshops


 •Shallow Gas & Diverting/Riser Margin


•Causes of Abnormal Pressure


•Transition Zone Indicators


•Well Control Problems & Solutions


•Well Control Challenges and Testing


•BOP & Accumulators


•Subsea Well Control Considerations

•Problem Solving Model


•Tripping Practices


•General Mud


•Deviated Kill Sheet


•Advanced Well Control Techniques


•Workover & Completion Well Control 

•Practical Simulator Assessments


•Classroom Exercises 

Certification Exam 




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