WellSharp – Wireline

Prerequisites:  This course shall have no formal pre-requisite.  The individual should have no history of a disabling medical condition, which may be sufficient reason for disqualification.

Course Length: 32 hours - Course length shall vary depending on the number of delegates.  Total course time includes breaks and meals.

Class Size:  The maximum number of delegates that may be trained and tested per instructor shall be twelve (12) in the classroom session.

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Course Objective
The curriculum identifies a body of knowledge and a set of job skills that can be used to provide well control training for Wireline operations personnel.

Course Design

  • Power Point© / Lecture / Audio Video / Visual Aids
  • Demonstrations
  • Practical Simulations Exercises
  • All students are supported with Laptops for online reviews, sample testing, support material, manuals and data sheets. Testing is online controlled by IADC thru their website. All support material is soft copied to each student thru thumb drives.

Successful Course Completion

  • Requires a minimum score of 75% or better.
  • Delegates will have no more than three hours to complete the exam.
  • Grades shall be calculated online by IADC and be proctored by Llyod’s Registry personnel, all questions are multiple choice.
  •  An Immediate retest after review is available or within 45 days of the initial test failure.  The delegate must score a 60% or better to qualify for the re-test option.

Course Content Summary

  • Classroom
  • Practical’s

Breaks:  10-15 minutes (approximately every 1.5 hours)                  

Course Topics - Day 1
Risk Awareness and Management

  • Potential Impacts of a Well Control Event
  • Live/Dead Well
  • Risk Management Systematic risk
  • Pre-job Communication,
  • Handover for Tour and Hitch Change
  • Safety Margin Selection
  • Bridging Documents
  • Emergency Equipment Requirements
  • Installation of rings, flanges and connections
  • Load Bearing Considerations (requires lifting certifications, environmental factors )

Well Control Principles & Calculations

  • Pressure Fundamentals
    • Types of pressure
    • Hydrostatic pressure
    • Applied Pressures
    • Surface pressure
    • SITP
    • Annulus Pressure/ communication
    • Pump Pressure
    • ECDs (Equivalent Circulating Densities)
    • Trapped Pressure
    • Swab/surge
    • Formation pressure
    • Differential pressure
    • Fracture pressure
    • Bottom hole pressure
    • Balanced
    • Underbalanced
    • Overbalanced
    • Maximum Anticipated Surface Pressure (MASP)
    • Forces from Applied Pressure
    • Equivalent circulating density ECD
    • Math orientation
    • Frictional pressure loss effects on downhole pressure
    • Surface pressure effects
    • U-tube principles
    • Kill Mud Weight
    • Pressures expressed as an equivalent fluid weight EMW
    • Calculations
    • Volume / Displacement calculations
    • Circulation Rates and Pressures
    • Well Data Information
  • Principles
    • Tubing Collapse and Casing Burst
  • Pre-recorded Well Information
    • Well configuration
    • Top and bottom of perforations
    • Packer/tool locations
    • Tubular dimensions, lengths and strengths
    • Deviation survey (MD, TVD)
    • Secured Well Conditions
    • Wellhead/Well Control Stack/Christmas tree valves


  • Philosophy and Operation of Barrier Systems
    • Barriers and barrier envelope
    • Purpose of barriers during completions and well interventions
    • Operational Shut-in Hierarch (Simulation #1)
    • Bleeding pressure (optional)
  • Types of Barriers
    • Mechanical barriers
    • Fluid barriers
  • Levels of Barriers
    • Primary and Secondary Barriers and Emergency Closure
    • Minimum number of barriers required for safe operations
  • Barrier Management
    • Testing mechanical barriers
    • Validating fluid barriers
    • Detecting a failed barrier
  • PCE Equipment

Influx Fundamentals

  • Influx
    • Causes of an influx
    • Influx Detection
    • Possible indicators of unplanned influx

Gas Characteristics and Behavior

  • Pressure and Volume Relationship (Boyles Law)
    • Relationship between pressure and volume of a gas in the wellbore
    • Pipe Heavy/Pipe Light
  • Homework

Course Topics - Day 2
Completion and Workover Fluids

  • Completion and Workover Fluids
    • Purpose of fluid, purpose of packer fluid
  • Workover / Completion Fluid Functions
    • Fluid loss, Formation damage
    • Corrosion, Environmental concerns
    • Fluid Properties
    • Rheology of Fluids
    • Brine requirements, temperature and pressure
  • Fluid Flow Behavior
    • Frictional pressure losses
    • Fluid flow path geometry (wellbore/coiled tubing)
    • Flow path restrictions (wellbore, downhole tools)
  • Fluid Types
    • Oil based fluids, base oil, water-based fluids
    • Brines
    • Blockages
    • Gases
  • Measuring Techniques
    • Fluid properties

General Overview of Surface and Subsurface Wellbore Equipment

  • Christmas Tree
    • Components
    • Purpose and Function of the Christmas Tree
    • Blowout Preventer Stacks and Components
    • Preventer Equipment
    • Annular BOPs
    • Rubber goods
    • Shear or Cutter rams
    • Blind/Shear rams
    • OEM Replacement Parts
    • Flow cross, kill valves
  • Completion Equipment
    • Tubing Hangers
    • Surface Controlled Sub-Surface Safety Valve (SCSSV)
    • Sub-surface safety valves (SSSVs)
    • Packers
    • Landing nipples and tubing plugs
    • Sliding sleeves and ported nipples
    • Gas Lift Valve


  • Pulling a gas lift valve or Opening sliding sleeve
  • Wireline Open Hole Operations
    • Pre-operating Procedures (gauge run)
    • Rigging Up and Deployment into Well (space-out, Rig up, Tool string deployment)
    • Well Control Drills

Reasons for Wireline Operations

  • Reasons for Wireline Operations (Open hole, Cased hole, Slick line)
    • Pressure Control Equipment Selection

Components of Wireline unit

  • Drum
  • Brake
  • Measurement
  • Weight indicator
  • Power packs
  • Cabin
  • Sheaves
  • Wireline valve hydraulic control unit


Course Topics - Day 3
Safety Systems and Emergency Shutdown devices (ESDs)Set/Check Alarm Limits

Wireline Pressure Control Equipment

  • Slickline stuffing box components and function (manual and hydraulic)
  • Grease Injection Head Components and function
    • Flow tube selection and sizing
  • Head Catcher
  • Lubricator
  • Needle valve
  • Bleed off sub
  • Tool trap
  • Quick test sub
  • Wireline Valve
    • Slickline rams
    • Braided line rams
    • Multiline braided rams
    • Inverted rams
    • Shear/Seal assemblies
    • Wireline valve configuration
  • Pump-in sub purpose and placements
  • Lubricator extension –riser
  • Hoses, fittings, and connections

Special Situations

  • Blockages and Trapped Pressure in Tubing / Wellbore
  • Hydrates
  • H2S consideration (detention, necessary equipment)
  • Describe and discuss conditions where pressure calculations exceed MASP
  • Contingency Procedures (API 16ST)

Drilling Operations

  • Wire line rigged up on a drilling rig’s well control system
  • Wireline Shear Seals
  • Fishing wireline

Well control "Various Action Drills"

  • Organizing a Well Control Operation
    • Personnel -Roles and Responsibilities
    • Plan Responses to Anticipated Well Control Scenarios

Operational Considerations

  • Operational Limitations
  • Pressure
  • Forces
  • Surface force


Course Topics - Day 4
Government, Industry and Company Rules, Order and Policies

  • Incorporate by Reference
    • API and ISO recommended practices, standards and bulletins pertaining to well control
    • Regional and/or local regulations where required
    • Company/operator specific requirements where required

Ancillary Considerations

  • Gas Detection
    • Purpose and location
  • Fluid-Gas separators
    • Purpose and location
    • Operating parameters
  • Wellhead Control Panel
    • Operation of Control Panel

Training Center Provided Material

  • Course Materials

Delegate Requirements

  • None

Reference Material / Documents
IADC WellSharp
30 CFR 250.617

  • Course ID #: MA151


May 24 2024


7:30 am