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UN R117: Proposal for Supplement 2 to the 04 series of amendments
Document WP.29/2024/65
8 April 2024

Proposal to introduce measures to reduce variability in noise measurements and new test methods to measure tyre abrasion.

Status: Adopted by WP.29
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Previous Documents, Discussions, and Outcomes
4.9.3. | Proposal for Supplement 2 to the 04 series of amendments to UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)
7. (d) | UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)
7. (f) | Tyre abrasion
7. (c) | UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)

23. The expert from IWG MU proposed measures to reduce variability (ECE/TRANS/WP.29/GRBP/2023/19 and GRBP-78-05). GRBP adopted the proposal, as laid down in GRBP-78-05, and requested the secretariat to submit it for consideration and vote at the June 2024 sessions of WP.29 and AC.1 as draft Supplement 2 to the 04 series of amendments to UN Regulation No. 117.

Related and Previous Documents
GRBP/2023/19
GRBP-78-05
GRBP/2024/4
GRBP-79-50
GRBP/2024/6
GRBP-79-21
GRBP/2024/10
GRBP-79-12/Rev.2
GRBP-79-10
Relates to UN R117 |