Certificate of Authorization

Pressure Relief Valve Repair (SHOP ONLY)

Repair of ASME Section I, IV and VIII, Div.1 pressure relief valves using original equipment manufactured parts at the above location site within station A only. In accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code. Special processes are limited to Machining. Test media shall include Steam, Air/Gas and Liquid.

2024-12-16

CSA-N285.0 Nuclear Pressure Relief Valve Repair (SHOP ONLY)

Repair of nuclear Class 1, 2 and 3 pressure relief valves using original equipment manufactured parts at the above location site within station A only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants. Special processes are limited to Machining. Test media shall include Steam, Air/Gas and Liquid.

2024-12-16

Vessels, Pumps, Valves, Piping & Containment (N with NA)

Construction of Class 1, 2 & 3 piping systems; Class 4 containment components; Class 1, 2, 3 & 4 welded and non-welded supports; Class 1, 2, 3 & 4 Shop Assembly; Supply of ferrous and nonferrous material; At the above location; With supporting code activities as described in the Quality Program Manual at 60 Industrial Park Road, Chesley, Ontario, N0G 1L0, controlled by the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2026-07-05

CSA-N285.0 Nuclear Fittings (SHOP ONLY)

Fabrication of Class 1, 1C, 2, 2C, 3, 3C, & 4 category B & H type fittings; With and without design responsibility; at the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2026-07-05

CSA-N285.0 Nuclear Item Repair, Modification or Replacement (FIELD ONLY)

Repair, modification or replacement of Class 1, 1C, 2, 2C, 3, 3C, & 4 nuclear items at the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2026-07-05

CSA-B51 Fittings

Fabrication of Welded and Non-Welded Category B and H type Fittings only at the Above Location Only. In accordance with CSA Standard B51 Boiler, Pressure Vessel and Pressure Piping Code.

2026-06-06

Boiler & Pressure Vessel Repair/Alteration (SHOP ONLY)

Repair and alteration of boilers, pressure vessels, piping and Category A, B, C, D, E, F & H type fittings at the locations listed in the manual and controlled by above location only in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

2026-06-06

Power Piping Installation ASME B31.1 (SHOP ONLY)

Fabrication, assembly, and repair of power piping at the above location only in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

2026-06-06

Process Piping Installation ASME B31.3 (SHOP ONLY)

Fabrication, assembly, and repair of process piping at the above location only in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

2026-06-06

Refrigeration Piping Installation ASME B31.5 (SHOP ONLY)

Fabrication, assembly, and repair of refrigeration piping at the above location only in accordance with CSA Standard B52, Mechanical Refrigeration Code and ASME B31.5 Refrigeration Piping.

2026-06-06

Pressure Relief Valve Repair (SHOP ONLY)

Repair of ASME Section I, IV and VIII, Div.1 pressure relief valves using original equipment manufactured parts at the above location site within station B only. In accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code. Special processes are limited to Machining. Test media shall include Steam, Air/Gas and Liquid.

2024-12-16

CSA-N285.0 Nuclear Pressure Relief Valve Repair (SHOP ONLY)

Repair of nuclear Class 1, 2 and 3 pressure relief valves using original equipment manufactured parts at the above location site within station B only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants. Special processes are limited to Machining. Test media shall include Steam, Air/Gas and Liquid.

2024-12-16