Definition(s)
Drilling (Hoisting) Line
The wire rope used in the rig’s main hoisting system.
Source: API RP 54, Recommended Practice for Occupational Safety for Oil and Gas Well Drilling and Servicing Operations, Third Edition, August 1999 (2007). Global Standards
Drilling (Hoisting) Line
“Drilling line” sometimes called a hoisting line, means the wire line used in the main rig hoisting system, one end of which is attached to the hoisting drum. This line does not include a tugger line. [Mich. Admin. Code R 408 (2013)].
Source: Oil and Gas Drilling and Servicing Operations, Michigan Administrative Code R 408, February 8, 2013. Regulations