2016-09919: Hazardous Materials: Incorporation of ASME Code Section XII and the National Board Inspection Code

Summary

This SNPRM proposes to incorporate and allow the use of the 2015 edition of the American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code, Section XII--Rules for Construction and Continued Service of Transport Tanks for the construction and continued service of cargo tank motor vehicles (CTMVs), cryogenic portable tanks, and multi-unit tank car tanks ("ton tanks"). The PHMSA also proposes to incorporate and authorize the use of the 2015 edition of the National Board of Boiler and Pressure Vessel Inspectors National Board Inspection Code, in our regulations as it applies to the continued service of CTMVs, cryogenic portable tanks, and ton tanks constructed to ASME Section XII standards, as well as for existing CTMVs constructed in accordance with the current hazardous materials regulations. If adopted, these amendments will allow for flexibility regarding selection of authorized packaging, in addition to qualification and maintenance for continued service of the packaging, without compromising safety.

The agency’s own summary, as published.

What this changes

Amends 6 parts of the Code of Federal Regulations — the standing rules this notice rewrites.

• 49 CFR 107 Hazardous Materials Program Procedures
• 49 CFR 171 General Information, Regulations, and Definitions
• 49 CFR 173 Shippers—General Requirements for Shipments and Packagings
• 49 CFR 178 Specifications for Packagings
• 49 CFR 179 Specifications for Tank Cars
• 49 CFR 180 Continuing Qualification and Maintenance of Packagings