This document defines the principles and methods for ensuring that equipment and systems are kept maintained in as new and as delivered condition during all preservation phases, until start-up for commissioning or initial operation. A computerized system tool (PCS) for administering of preservation activities and requirements is only addressed in as much as confirming that system functional and reporting requirements are incorporated into the relevant contracts. The preservation system tool is otherwise outside the scope of this standard. Preservation is not packing. Any packaging is external to, in addition to, and not incorporating preservation application. Packing, storage and lifting and handling requirements are not addressed in this standard.