Session 1 | Geneva | 25-28 Sep 2018
UN R117: Proposal for a Supplement (ETRTO)
20 Jul 2018 Working Party Formal Documents Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance Proposal to update certain Standard Reference Test Tyre (SRTT) denominations, to remove the distinction between the two Class C3 tyres, to clarify the text and remove the reference to tyres "not marked with speed symbol". <span style="color:orange">This document will be handled by GRB during its 68th session and is referenced under GRVA due to the "conversion" of GRRF.</span> GRVA/2018/0005