CGA P-68
Standard for Roadside Inspections of Vehicles Transporting Class 2 Hazardous Materials (formerly CGA SB-40)
Bulletin / Circular by Compressed Gas Association, 08/01/2016
NACE ASAE-ASABE B11 CGA ICC CTA
Recommendations to Mitigate Hazards from Small Pressure Relief Valves that Fail to Open at Set Pressure (Cracking Pressures Less Than 100 psig)
Bulletin / Circular by Compressed Gas Association, 02/16/2005