Measurement While Drilling (MWD) - QA/QC
This article describes the the QA/QC tests for Measurement While Drilling (MWD).
1. Surface Function Test
The MWD tool shall be function tested at surface according to contractor procedures.
Two tools should be prepared to ensure a back-up is ready in case the surface circulating test fails.
Make-up and Alignment of Measurement While Drilling (MWD) to Motor/Bent Sub
When making up the Measurement While Drilling (MWD), align the scribe mark on the motor or bent sub to that on the MWD.