1. Scope 1.1
This Standards applies to pressure-retaining components and their supports of
CANDU nuclear power plants that have a Code Classification of Class 1C, 2C, or
3C as defined by CSA Standard N285.0. 1.2
This Standard provides rules that complement those in CSA Standards N285.0 for
the design, fabrication, installation, examination, and inspection of CANDu
nuclear power plant components and supports. 1.3
This Standard provides rules intended to ensure the pressure-retaining
integrity of components. Its rules do not address operability. Other design
requirements are specified in the appropriate contractual documents. 1.4
This Standard provides rules for the support of fuelling machines. 1.5
This Standard applies only to new construction completed prior to the plant
being declared in-service. Repairs or modifications to be made after the plant
has been declared in-service should be carried out in accordance with CSa
Standard N285.0. 1.6
This Standard does not provide requirements for temporary loads, such as those
generated by freeze plugs or other devices used during maintenance operations. 1.7
The values given in SI (metric) units are the standard. The values given in
parentheses are for information only.