GAR | WP.29/2021/8

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Document Title	UN R117: Proposal for Supplement 13 to the 02 series of amendments
Reference Number	WP.29/2021/8
Date	30 Dec 2020
Summary	Proposal to Improve the reproducibility of the test method (in alignment with ISO 23671) Include maximum load and pressure information per ASTM F2493-19 Update the test report templates accordingly Remove the limitation for "moulded" markings Transition from SRTT14 to SRTT16 Align track friction requirements for track characterization per the transition Clarify vehicle selection provisions Introduce transitional provisions
Rulemaking Area(s)	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance
Regulatory Impact	02 series of amendments \| Supplement 13
Proposal Status	Adopted
Meeting(s)	WP.29 \| Session 183 \| 9-11 Mar 2021 4.6.6. Proposal for Supplement 13 to the 02 series of amendments to UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip) 4.6. Consideration of draft amendments to existing UN Regulations submitted by GRBP 4.6.6. Proposal for Supplement 13 to the 02 series of amendments to UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)
Related Documents
	GRBP/2020/16		UN R117: Proposal for amendment (superseded)
	GRBP/2020/17		UN R117: Proposal for amendment (superseded)
	GRBP-72-29		UN R117: Proposal for amendments to document GRBP/2020/16 (superseded)
	WP.29-183-06		UN R117: Proposal to amend document WP.29/2021/8 (adopted)
	GRBP/2023/4		UN R109: Proposal for amendments (superseded)
Downloads
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Excerpts from session reports related to this document
WP.29 \| Session 183 \| 9-11 Mar 2021			78. The World Forum considered draft amendments under agenda items 4.6.1 to 4.6.7. and recommended their submission to AC.1 for voting, subject to the following corrections of ECE/TRANS/WP.29/2021/8 under agenda item 4.6.6 (WP.29-183-06): In paragraph 4.4.1., replace “markings” with “approval mark”. In paragraph 9.1., delete from the proposal (i.e. keep the paragraph in its current form). 79. The Chair of GRBP presented draft amendment proposals contained in documents ECE/TRANS/WP.29/2021/3, ECE/TRANS/WP.29/2021/10 and Rev.1, ECE/TRANS/WP.29/2021/11 under agenda item 4.6.8 to 4.6.10., to amend UN Regulations Nos. 41, 141 and 142. The World Forum recommended their submission to AC.1 for voting.