California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 7 - General Industry Safety Orders
Group 20 - Flammable Liquids, Gases and Vapors
Article 138 - Hydrogen
Section 5469 - Equipment Assembly
Current through Register 2024 Notice Reg. No. 38, September 20, 2024
(a) Valves, gauges, regulators and other accessories shall be suitable for hydrogen service.
(b) Installation of hydrogen systems shall be supervised by personnel familiar with proper practices with reference to their construction and use.
(c) Storage containers, piping, valves, regulating equipment and other accessories shall be readily accessible, and shall be protected against physical damage and against tampering.
(d) Cabinets or housings containing hydrogen control or operating equipment shall be adequately ventilated.
(e) Each mobile hydrogen supply unit used as part of a hydrogen system shall be adequately secured to prevent movement.
(f) Mobile hydrogen supply units shall be electrically bonded to the system before discharging hydrogen.