Path of the ultrasonic beam in the OCTG from the point of entry on the surface to the back surface and reflecting to the front surface again.
Source: API RP 5A5, Field Inspection of New Casing, Tubing, and Plain-end Drill Pipe, Reaffirmed August 2010. Global Standards
“Skip” means a stage, cage, basket or wet bell in which a diver may be lowered to or raised from an underwater work site (skip).
Source: Canada Oil and Gas Diving Regulations, SOR/88-600, February 2013. Regulations
Source: Nova Scotia Offshore Area Petroleum Diving Regulations, SOR/95-189, Canada, current to May 31, 2012. Regulations