WELLBORE SIDE TRACKING
A class with identifier
|<WELLBORE SIDE TRACKING> is the <Activity> of interruption of drilling operation to prepare and carry out sidetrack operation
|Regular drilling of secondary wellbore after the kick off has proven successful is not included. As defined by the Norwegian Oil Directorate in the "user guide for the Common Daily drilling Report System (CDRS) Report number OD-95-30"
|Activity or Event