CAAR encourages members to submit comments on draft updates to CSA B620 and CSA B622. Public comments on these safety standards close on June 11, 2019. Read more to get the link to view and comment, and to learn more about the proposed updates.

Click here to share your feedback on both CSA B620, which sets requirements for the design, manufacture, assembly, modification, inspection, testing and repair of highway and TC portable tanks, and CSA B622, which sets out the selection and use requirements for highway and TC portable tanks transporting Class 2 dangerous goods.

By submitting comments, retailers are helping to make sure that standards do not compromise a retailer’s ability to do business, while also ensuring the standards effectively support the safety of manufacturers, retailers, farmers and the public.

Proposed Updates to CSA B620 

  • Revised tank securement requirements for all tanks;
  • Revised damage protection requirements for TC 331, TC 338 and TC 341 tanks;
  • Certain TC 331 tanks subject to 10-year internal inspections and pressure testing instead of every 5 years;
  • Reintroduction of TC 51 portable tanks, with updated requirements;
  • Revised insulation requirements for TC 423 tanks;
  • New pressure gauge selection and calibration requirements for pressure tests;
  • Revised thickness testing requirements;
  • Revised pressure testing requirements;
  • Revised inspection and test reporting requirements;
  • Updated tank inspector and tester training and qualification requirements; and
  • New training organization registration requirements for qualification of inspectors and testers.

Proposed Updates to CSA B622

  • 10-year internal inspection and pressure test frequency permitted for certain smaller tanks with maximum capacity of 13250L and used to transport UN1075 (LPG) or UN1978 (Propane);
  • Revised emergency discharge control of tanks in compressed liquefied gas service (not including class 2.2) – all tanks with a 5-year phase in period;
  • Revised and updated nurse tank and nurse tank piping requirements for the agricultural sector;
  • Revised dangerous goods table sorted by UN number;
  • At least two chock blocks required when using chock blocks to prevent unintended vehicle movement;
  • Emergency shutoff marking requirements for manually activated remote shutoff device; and
  • Portable tanks loaded while on vehicle require tank securement designed by Professional Engineer.

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