This Standard includes practices that are concerned primarily with the prevention of water damage to steam turbines used for water-cooled nuclear reactor power generation. The practices cover design, operation, inspection, testing, and maintenance of those aspects of the following power plant systems and equipment concerned with the prevention of water induction into steam turbines and the safe removal of water from steam turbines and the following associated systems and equipment: (a) main steam and bypass systems, piping, and drains (b) turbine extraction systems, piping, and drains (c) turbine steam seal systems, piping, and drains (d) feedwater heaters, piping, and drains (e) turbine drain systems (f) condenser steam and water dumps (g) start up systems