UN R110: Proposal for amendments to the 03 series of amendments
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Proposal prepared by OICA per decisions by the task force on gas-fuelled vehicle regulations to resolve issues associated with periodic requalification of CNG cylinders. The proposal amends Annexes 3A and 3B, particularly to state “Contracting Parties requiring a more frequent (than every 48 months) or more stringent periodic requalification of cylinders may do so in accordance with the national or regional requirements.”

Reference Number: GRSG-115-18/Rev.2
Origin: OICA
Date: 12 October 2018
Proposal Status: Superseded
Related Documents:
WP.29/2019/13 | UN R110: Proposal for Supplement 2 to the 03 series of amendments
Discussion(s):
Working Party on General Safety | Session 115 | 9-12 Oct 2018

39. The expert from OICA introduced GRSG-115-18-Rev.2 amending the Regulation with respect to the inspection requirements for the periodic requalification of CNG cylinders to avoid structural failures during their service life. Finally, GRSG adopted ECE/TRANS/WP.29/GRSG/2018/16, ECE/TRANS/WP.29/GRSG/2018/13 and GRSG-115-18-Rev.2 as reproduced in Annex III to this report. The secretariat was requested to submit the proposals to WP.29 and AC.1 as draft Supplement 2 to the 03 series of amendments to UN Regulation No. 110 for consideration at their March 2019 sessions.