30" Conductor Pipe Hammering & Running Procedure
Material Requirements

The following materials shall be available on the rig upon arrival on location:

- 30" conductor casing pipes as per the Drilling Program (squnch joints, rapid lock connectors or welded preparation).
- Pile hammer.
- Equipment for handling joints.
- Welding machine, if using welded connections.
- 26" bits.
- 26" stabs as per the BHA program.
- 20" casing.
- 20" casing equipment (shoe, etc.).
- Plate for 5" DP (inner-string).
- 20" cementing plug (for emergency).
https://www.drillingmanual.com/30-cp-driving-procedure/