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Document Title Proposal to amend the Worn Tyres working group terms of reference
Reference Number GRBP-73-08
Date
21 Jan 2021
Summary Proposal to include requirements for wet grip of tyres of classes C2 and C3 in worn state to the scope of the working group activities.
Source(s) ETRTO
Rulemaking Area(s) UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance
Meeting(s)
Downloads
UNECE server .pdf format .docx format
Excerpts from session reports related to this document
GRBP | Session 73 | 26-29 Jan 2021

16. The expert from EC proposed to include C2 and C3 tyres in the Terms of Reference of IWG WGWT (GRBP-73-02). The expert from ETRTO presented a preliminary assessment of wet grip on worn C2 and C3 tyres (GRBP-73-22) and suggested further modifications to the Terms of Reference (GRBP-73-08). Based on a consolidated proposal in GRBP-73-27-Rev.1, GRBP adopted revised Terms of Reference of IWG WGWT as laid down in Annex III to the session report.