GAR | GRSG-126-19/Rev.1

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UN R55: Proposal for the 03 series of amendments

Document GRSG-126-19/Rev.1

12 October 2023

126th GRSG session (10-13 Oct 2023)

Proposal to require a support device for centre axle trailers, independent of the type of coupling device.

Submitted by Austria and Netherlands

Status: Superseded

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Previous Documents, Discussions, and Outcomes

192nd WP.29 session (4-8 Mar)

4.8.5. | Proposal for 03 series of amendments to UN Regulation No. 55 (Mechanical couplings)

126th GRSG session (10-13 Oct 2023)

7. | UN Regulation No. 55 (Mechanical coupling)

17. The experts from Austria and the Netherlands, introduced GRSG-126-19-Rev.1 superseding ECE/TRANS/WP.29/GRSG/2023/18, aimed at clarifying the need to have a support device for centre axle trailers, independent of the type of coupling device. The expert from France suggested the amendment proposed should have gradual transitional provisions. Finally, GRSG adopted ECE/TRANS/WP.29/GRSG/2023/18 as amended by annex VI to the report. The secretariat was requested to submit the proposal as draft 03 series of amendments to UN Regulation No. 55 for consideration and vote at the March 2024 sessions of WP.29 and AC.1.

Reference Number:	WP.29/2025/2
Meeting Session(s):	195th WP.29 session (3-7 Mar 2025)
Document date:	24 Dec 24
Document status:	Formal WP.29 review
Regarding:	Communications/Connectivity

Reference Number:	EVE-79-05
Meeting Session(s):	79th EVE session (17 Dec)
Document date:	23 Dec 24
Regarding:	GTR No. 21 EV Power Determination \| GTR No. 22 EV Battery Durability \| HD EV Battery Durability

Reference Number:	VIAQ-30-09
Meeting Session(s):	30th VIAQ session (11 Oct)
Document date:	23 Dec 24
Regarding:	MR 3: VIAQ

Reference Number:	WT-64-03
Meeting Session(s):	64th WT session (16 Dec)
Document date:	22 Dec 24
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance

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