Equipment SN The snubbing equipment in different operating environments
PRESSURE CONTROL Surface PCE Stack SN PCE required for snubbing operations
Primary Barrier Elements SN Primary barrier elements used during snubbing
Primary Barrier Elements SN Snubbing primary barrier sealing elements and how to operate them correctly
Primary Barrier Elements SN Primary barrier element integrity during snubbing operations
Secondary Barrier Elements – BOPs (Ram Type Preventers) SN Secondary barrier elements (snubbing BOPs) used during snubbing operations
Secondary Barrier Elements – BOPs (Ram Type Preventers) SN BOP ram configurations for different snubbing operations
Secondary Barrier Elements – BOPs (Ram Type Preventers) SN How to operate secondary barrier elements (snubbing BOPs) including annular BOPs and pipe ram/safety BOPs
Shearing Devices SN Snubbing shearing devices
Other Well Control Devices SN Downhole check valves (back pressure valves) used during snubbing operations
Other Well Control Devices SN The need for and the use of alternative and additional internal well control devices in snubbing operations
PRESSURE CONTROL (BARRIER ELEMENTS AND ENVELOPES) PRINCIPLES SN Grouping barrier elements into barrier envelopes during snubbing operations
Other Operations - PCE Stack SN A snubbing pressurised deployment system
Other Operations - PCE Stack SN Changes to ram equipment for different pipe sizes including tapered string
Safely repair or replace failed primary barrier element SN The reasons for changing worn elastomers
Safely repair or replace failed primary barrier element SN Secondary barrier elements and envelopes for snubbing if a primary barrier element fails
Safely repair or replace failed primary barrier element SN Maintaining a double barrier when changing the annular element during intervention
PCE Rig Up SN The equipment required for a safe and compatible snubbing PCE rig-up
PCE Testing SN PCE pressure tests and function tests with the workstring in place
Operational Considerations (with well control consequences) SN The forces on the workstring created by well pressure
Operational Considerations (with well control consequences) SN Snubbing pipe in and out of a live well (with square collars/ram to ram)
Controlled Well Shut in SN How to shut in the well quickly and safely with or without work-string in the hole
Controlled Well Shut in SN Snubbing shear ram equipment operating limits
Loss of Pressure Control During Well Intervention Operations SN How to identify defects that could affect BOP function during a snubbing operation
Loss of Pressure Control During Well Intervention Operations SN What to do if surface equipment fails while the work string is in the well during a snubbing operation
Loss of Pressure Control During Well Intervention Operations SN What to do if the slip bowl fails during a snubbing operation
Loss of Pressure Control During Well Intervention Operations SN What to do if there is a leak from the surface equipment to the atmosphere during a snubbing operation
Loss of Pressure Control During Well Intervention Operations SN What to do if pressure is seen at surface inside the work string during a snubbing operation
Loss of Pressure Control During Well Intervention Operations SN What to do if an alarm sounds when the workstring is in the well and you are required to muster in a safe area
Loss of Pressure Control During Well Intervention Operations SN What to do if the workstring down hole check valves (back pressure valves) leak while in the hole during a snubbing operation