Definition(s)
Off-site Piping
Piping systems not included within the plot boundary limits of a process unit, such as, a hydrocracker, an ethylene cracker or a crude unit.
- EXAMPLE: Tank farm piping and inter-connecting pipe rack piping outside the limits of the process unit.
Source: API 570, Piping Inspection Code: In-service Inspection, Rating, Repair, and Alteration of Piping Systems, Fourth Edition, February 2016, with Addendum May 2017. Global Standards