Conventional magnetic single-shot survey tools: Pre-survey checklist and Running procedures
Pre-survey checklist & Running procedures for conventional magnetic single-shot survey tools:
MSS tools are normally run by the Driller. The pre-survey checklist and running procedures are given below.
Check that the instrument box is complete and that the angle units have been checked in the workshop before delivery to the wellsite. Check that no angle unit has been used more than 25 times after calibration.
Check that the kit box includes:
1.two angle units of . . .