CSA N285.0 : 2006

Technical Committee on CANDU Nuclear Power Plant
Systems and Components (N285A)
Preface
1 Scope
2 Reference publications
3 Definitions
4 Effective date for Standards
5 Classification
   5.1 General requirements
   5.2 Adjoining systems or sections
   5.3 Supports
   5.4 Instrument lines
6 Registration
   6.1 Designs to be registered
   6.2 Registration numbers
7 Design
   7.1 Rules
   7.2 Plant
   7.3 Systems
   7.4 Components and nonstandard fittings
   7.5 Piping system
   7.6 Supports for Class 1, 2, and 3 systems and Class 1C,
        2C, 3C, and 4 items
   7.7 Overpressure protection
   7.7 Overpressure protection
   7.8 Reconciliation statements for new construction
   7.9 Instruments and instrument lines
8 Materials
   8.1 General requirements
   8.2 Identification
   8.3 Supports
9 Fabrication and installation
   9.1 General requirements
   9.2 Specific requirements
   9.3 Welding and brazing
   9.4 Supports for Classes 1, 1C, 2, 2C, 3, 3C, and 4
10 General requirements for quality assurance
   10.1 Applicability
   10.2 Activities undertaken by a licensee or an agent
   10.3 Activities undertaken by a contractor
   10.4 Activities undertaken by a material organization
11 Examination and pressure testing
   11.1 Examination requirements
   11.2 Examination methods
   11.3 Examination personnel
   11.4 Pressure testing of new systems and components
12 Documentation
   12.1 General
   12.2 Records, identification, and reports
   12.3 Nameplates and identification
   12.4 Data report for fabrication activities and report
        for repair,
replacement, or modification
13 In-service requirements
   13.1 General requirements
   13.2 Inaugural or baseline inspections
   13.3 Class 1, 1C, 2, 2C, 3, and 3C overpressure
        protection devices
   13.4 Class 6 overpressure protection devices
14 Repairs, replacements, and modifications
   14.1 General
   14.2 Repairs
   14.3 Replacement items
   14.4 Refurbished items
   14.5 Modifications
   14.6 Servicing of pressure relief valves
   14.7 Pressure testing
Annexes
A (normative) - Classification
B (informative) - Registration numbers
C (informative) - Registration procedures
D (informative) - Design documentation
E (informative) - Implementation of quality assurance
                  programs
F (normative) - Registration exemptions
G (informative) - Servicing Class 6 overpressure protection
                  devices
H (informative) - Qualification of licensee's verifiers

Specifies the technical requirements for the design, procurement, fabrication, installation, modification, repair, replacement, testing, examination, and inspection of, and other work related to, pressure-retaining and containment systems, components, and supports over the service life of a CANDU nuclear power plant.