GAR | GRBP/2024/16

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Document Title	UN R124: Proposal for a Supplement
Reference Number	GRBP/2024/16
Date	22 Nov 2023
Summary	Proposal to clarify the text: Term "construction materials" interpretation of paras. 2.2.4. and 2.2.8. supplement technical description of the wheel with information describing production quality control option for additional consumer-oriented marking clarify Annex 4 and exclude aluminum-alloy and magnesium-alloy wheels under test (b) clarify Annex 6 with regard to possible defects caused by the production process and not affecting the appearance of cracks during testing recommend under Annex 6 to identify cracks occurred as a result of the test by using penetrating paints clarify Annexes 7 and 8 with regard to air leakage.
Source(s)	Russia
Rulemaking Area(s)	UN R124 Passenger Car/Trailer Wheels
Proposal Status	Superseded
Meeting(s)	GRBP \| Session 79 \| 6-9 Feb 2024 7. (e) UN Regulation No. 124 (Replacement wheels for passenger cars)
Related Documents
	GRBP-78-03	UN R124: Proposal to amend document GRBP/2023/20 (superseded)
	GRBP/2023/20	UN R124: Proposal for a Supplement (superseded)
	GRBP-79-20	UN R124: Proposal for a new Supplement
	GRBP-79-32	UN R124: Proposal for Supplement 4 to the 00 series of amendments (superseded)
	GRBP/2024/19	UN R124: Proposal for a Supplement (superseded)
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Excerpts from session reports related to this document
GRBP \| Session 79 \| 6-9 Feb 2024		27. The expert from the Russian Federation proposed clarifying certain provisions (ECE/TRANS/WP.29/GRBP/2024/16). The proposal received comments from the experts of France, Germany, Netherlands and ETRTO (GRBP-79-20). In reply, the expert from the Russian Federation tabled a revised proposal (GRBP-79-32). The expert from Germany made a study reservation on GRBP-79-32. Finally, GRBP agreed to revert to this issue at the next session.