GAR | WP.29/2012/2

Document Number WP.29/2012/2

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Document title	Proposal for Supplement 1 to the 02 series of amendments to Regulation No. 117
Date	22 Dec 2011			Proposal to introduce improved wet grip and snow tire provisions adopted at the March 2012 Forum session as amended by paragraph 65 of the session report. (Click the meeting link to access the session report.)

Status	Adopted
Rulemaking area(s)	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance
Meeting(s)	WP.29 \| Session 156 \| 13-16 Mar 2012
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Excerpts from session reports related to this document
WP.29 \| Session 156 \| 13-16 Mar 2012			65. Agenda item 4.7.3, UN Regulation No. 117, document ECE/TRANS/WP.29/2012/2, Page 10, paragraph 4.1.7.2., in the formula G₁, correct “x10-2” to read “x10^-2”. Page 14, paragraph 4.2.7.1.4., correct “points 4 and 5 of section 3.1” to read “paragraphs 3.1.4. and 3.1.5.”. Page 16, paragraph 4.2.8.5., in the formula G(t), correct “x10-2” to read “x10^-2”. Page 17, Annex 5 – Appendix, Example 1, correct “μ peak (SRTT14E 1136)” to read “μ peak (SRTT14 E1136)”. Page 18, Annex 5 – Appendix, Example 2, correct “BFC reference tyre (SRTT16E)” to read “BFC reference tyre (SRTT16)”. Page 19, Annex 7, paragraph 3.4.3.6., renumber as paragraph 4. and correct to read: “4. Acceleration method for Class C3 tyres 4.1. According to the definition of C3 tyres reported into paragraph 2.4.3., the additional classification for the purpose of this test method only applies: …” Page 25, Annex 7, paragraph 4.8.5., correct “Snow performance Index” to read “Snow Grip Index”.