Jefferson Lab Pressure and Vacuum Systems Supplement
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Pressure Systems website: https://www.jlab.org/engineering/pressure_systems
Part 1: General Program Information
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1.5 Required Documentation
Part 2: Pressure Systems Construction
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2.6 Use of Unlisted Components
2.8 Fabrication by Welding, Brazing, and Soldering
Part 3: Equivalent Measures
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Part 4: Overpressure Protection
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4.2 Potential Causes of Overpressure
4.3 Relief Devices Exposed to Weather
4.4 Pressure Relieving Requirements
4.5 Overpressure Protection by Relief Device
4.7 Relief Device Registration
4.8 Overpressure Protection by System Design
Part 5: Repair and Alteration
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5.2 Repair or Alteration of Pressure Vessels
5.3 Repair or Alteration of Relief Devices
5.4 Repair and Alteration Procedures
5.6 Repairs and Alterations Requiring Welding, Brazing or Hot Work
5.7 Examinations and Testing
Part 6: Pressure and Leak Testing
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6.1 Pressure and Leak Testing
Part 7: Vacuum Systems
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7.2 Vacuum System Categories
7.3 Requirements for Category 0 Vacuum Systems
7.4 Requirements for Category 1 Vacuum Systems
7.5 Requirements for Category 2 Vacuum Systems
7.6 Requirements for Category 3 Vacuum Systems
7.7 Requirements for Components with Thin Windows
Part 8: Operation and Maintenance
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Part 9: Pressure Equipment In-Service Inspection Program
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9.1 In-Service Inspections of Pressure Equipment
9.2 In-Service Inspection Expectations and Procedures
9.3 Procedures for Operational Inspection and Testing of Relief Devices
Part 10: Mandatory Forms
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