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

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Date Reference Description Status
22 Jan 2018 GRB-67-08
UN R117: Assessment of the Netherlands proposal
Working Party Informal 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
24 Jan 2018 GRB-67-18
UN R117: Response to the ETRTO comments on the proposal for stricter tyre noise limits
Working Party Informal 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
16 Jul 2018 GRVA/2018/5
UN R117: Proposal for a Supplement
Working Party Working 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>
10 Sep 2018 GRB-68-12
UN R117: Comments on the Supplement proposal GRVA/2018/5
Working Party Informal 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
13 Sep 2018 GRB-68-15
Wet grip test method improvement for passenger car tyres (C1)
Working Party Informal Tires Tires This project would establish a "global technical regulation concerning uniform provisions for pneumatic radial tyres for passenger and light truck (commercial) vehicles". 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
13 Sep 2018 GRB-68-19
UN R117: Proposal for a Supplement to the 02 series of amendments
Working Party Informal 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 align UN R117 related to approval numbers and markings in line with the provisions of Schedule 4 to the 1958 Agreement addressing the concern raised by the Informal Working Group on the International Whole Vehicle Type Approval (IWVTA).
13 Sep 2018 GRB-68-23
Snow tyres provisions: status report
Working Party Informal 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
14 Sep 2018 GRB-68-27
Strengthening tyre limits: new developments
Working Party Informal 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 Presentation in support of establishing a 02 series of amendments to UN R117 with higher stringencies based on informal document GRB-66-03.
02 Nov 2018 ASEP II-10-05
ASEP informal group tyre rolling sound public database
Informal Group Informal Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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
06 Nov 2018 ASEP II-10-10
Working Party on Noise future work table as of 31 October 2018
Informal Group Informal Three-Wheeled Cycle Noise Three-Wheeled Cycle Noise Uniform Provisions Concerning the Approval of Category L2, L4 and L5 Vehicles with Regard to Noise Motorcycle Noise Motorcycle Noise Uniform Provisions Concerning the Approval of Motor Cycles with regard to Noise Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions Replacement Silencing Systems Replacement Silencing Systems Uniform Provisions Concerning the Approval of Replacement Silencing Systems Two-wheeled Moped Noise Moped Noise Uniform Provisions Concerning the Approval of Two-wheeled Mopeds with regard to Noise 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 Quiet Road Transport Vehicles Quiet Road Transport Vehicles Uniform provisions concerning the approval of Quiet Road Transport Vehicles with regard to their reduced audibility (QRTV)
07 Nov 2018 GRB/2019/4
UN R117: Proposal for a Supplement to the 02 series of amendments
Working Party Working 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 align the provisions of UN R117 regarding approval numbers and markings with the provisions of Schedule 4 to the revised 1958 Agreement.
12 Nov 2018 GRB/2019/3
UN R117: Proposal for a Supplement
Working Party Working 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 introduce two extra stages with limits (stage 3 and stage 4) for the rolling sound emission, wet grip performance and rolling resistance coefficient. (Stage 2 for wet grip performance is omitted intentionally in this proposal.)
08 Nov 2018 GRB/2019/6
UN R117: Proposal for a Supplement
Working Party Working 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 introduce provisions for "worn tyre" thresholds and test procedures.