NFPA 50B : 1999

Chapter 1 General Information
1.1 Scope
1.2 Retroactivity
1.3 Definitions
Chapter 2 Design of Liquefied Hydrogen Systems
2.1 Containers
2.2 Pressure Relief Devices
2.3 Piping, Tubing, and Fittings
2.4 Equipment Assembly
2.5 Testing
2.6 Liquefied Hydrogen Vaporizers
2.7 Electrical Systems
2.8 Bonding and Grounding
Chapter 3 Location of Liquefied Hydrogen Systems
3.1 General Requirements
3.2 Specific Requirements
3.3 Handling of Liquefied Hydrogen inside Buildings
      other than Separate Buildings and Special Rooms
Chapter 4 Design Considerations at Specific Locations
4.1 Outdoor Locations
4.2 Separate Buildings
4.3 Special Rooms
Chapter 5 Operation
5.1 Operating Instructions
5.2 Qualification of Personnel
5.3 Securing Equipment
5.4 Grounding
Chapter 6 Maintenance
6.1 Inspection
6.2 Clearance to Combustibles
Chapter 7 Fire Protection
7.1 Cautionary Information
Chapter 8 Referenced Publications
Appendix A Explanatory Material
Appendix B Physical Properties of Liquefied Hydrogen
Appendix C Referenced Publications
Index

Provides requirements for siting systems including container location, safety devices, marking, piping, and other components. Coverage includes: pressure relief devices; piping, tubing and fittings; liquefied hydrogen vaporizers; bonding and grounding; handling of liquefied hydrogen inside buildings other than separate buildings and special rooms; outdoor locations; separate buildings; qualification of personnel; clearance to combustibles; operating instructions. Also gives definitions and appendices.