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Document Title UN R110: Proposal for amendments
Reference Number GRSG/2018/16
Date
24 Jul 2018
Summary Proposal to require, in instances where ogive protective covers are fitted to a cylinder, that the covers be removed before conducting the impact damage (drop) test.
Source(s) Italy
Rulemaking Area(s) UN R110 CNG/LNG System Components
Proposal Status Superseded
Meeting(s)
Related Documents
GRSG/2017/29 Proposal for amendments to Regulation No. 110 (superseded)
GRSG-115-06 UN R110: Suggestion for changes to ECE/TRANS/WP.29/GRSG/2018/16 (superseded)
WP.29/2019/13 UN R110: Proposal for Supplement 2 to the 03 series of amendments
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Excerpts from session reports related to this document
GRSG | Session 115 | 9-12 Oct 2018

37. Recalling the discussion of GRSG at its previous session, the expert from Italy introduced ECE/TRANS/WP.29/GRSG/2018/16 to amend Annex 3A of the Regulation on the test requirements for Compressed Natural Gas (CNG) cylinders to avoid structural failures during their service life. The expert from NGV Global proposed some further clarifications (GRSG-115-06) and a new definition on “certified cylinder”. The proposals received general support.

37. Recalling the discussion of GRSG at its previous session, the expert from Italy introduced ECE/TRANS/WP.29/GRSG/2018/16 to amend Annex 3A of the Regulation on the test requirements for Compressed Natural Gas (CNG) cylinders to avoid structural failures during their service life. The expert from NGV Global proposed some further clarifications (GRSG-115-06) and a new definition on “certified cylinder”. The proposals received general support.

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.