Working Party
Working Party on Noise and Tyres
71st session | Geneva | 28-31 Jan 2020
Attendance
1.
Adoption of the agenda

In accordance with Chapter III, Rule 7 of the Rules of Procedure (TRANS/WP.29/690, Amend.1 and Amend. 2) of the World Forum for Harmonization of Vehicle Regulations (WP.29), the first item on the provisional agenda is its adoption.

GRBP-71-14 | General information and WP.29 highlights
GRBP/2020/1 | GRBP: Annotated provisional agenda for the 71st session (January 2020)
2.
UN Regulation No. 41 (Noise emissions of motorcycles)

GRBP will consider a revised proposal submitted by the expert from IMMA which aims to minimize a proliferation of approval numbers (ECE/TRANS/WP.29/GRBP/2019/25/Rev.1).

GRBP-71-18/Rev.2 | UN R41: Proposal for amendments to Supplement 6 to the 04 series of amendments
GRBP/2019/25/Rev.1 | UN R41: Proposal for a Supplement to the 04 series of amendments

GRBP will also recall that, at the previous session, it adopted ECE/TRANS/WP.29/GRBP/2019/24 but agreed to postpone its submission to WP.29 and the Administrative Committee (AC.1), awaiting other amendment proposals.

GRBP/2019/24 | UN R41: Proposal for a Supplement to the 04 series of amendments

GRBP will consider the text by the expert from IMMA to amend UN Regulation No. 41-04

GRBP-71-09 | UN R41 Proposal for amendments to the 04 series of amendments
GRBP-71-10 | UN R41: Proposal for amendments to the 04 series of amendments
GRBP-71-17 | UN R41 Proposal for a new series of amendments
GRBP-71-19/Rev.1 | UN R41: Presentation supporting the proposal to amend ASEP
3.
UN Regulation No. 51 (Noise of M and N categories of vehicles)

GRBP will be informed about the activities of the Informal Working Group on Additional Sound Emission Provisions (IWG ASEP) as well as of the Task Force on Measurement Uncertainties (TF MU) and will consider any draft amendments prepared by IWG ASEP or TF MU.

GRBP-71-04 | UN R51, UN R117 TF Measurement Uncertainties (MU): Status report
GRBP-71-05 | UN R51 : Task Force Measurement Uncertainties (TF MU) guidelines to the objectives and rules of procedure
GRBP-71-11 | UN R51: EC Study on sound level limits of M- and N- category vehicles
GRBP-71-21 | UN R51: TF Measurement Uncertainties update on the strategic approach to handle uncertainties
GRBP-71-24 | UN R51 : Proposal for revision of ASEP as a future concept of real driving
GRBP-71-25 | UN R51 : ASEP II informal group status report
GRBP-71-31/Rev.1 | UN R51: Draft Terms of Reference TF Measurement Uncertainties (MU)
4.
UN Regulation No. 138 (Quiet road transport vehicles)

At the previous session, the expert from Germany proposed introducing a maximum sound level for the Acoustic Vehicle Alerting System (AVAS) at speeds greater than 20 km/h (GRBP-70-04). GRBP may wish to resume this discussion.

GRBP-70-04 | UN R138: Proposal for Supplement 2 to the 01 series of amendments
GRBP-71-28/Rev.1 | UN R138 : Proposal for Supplement 2 to the 01 series of amendments
5.
Tyres
5. (a)
UN Regulation No. 30 (Tyres for passenger cars and their trailers)

GRBP will consider a proposal by the expert from the European Tyre and Rim Technical Organization (ETRTO).

GRBP-71-07 | UN R30, R54, R75 Report on study to amend the Dimensional Requirements for tyres with radial or run flat structure
GRBP-71-08 | UN R30 Proposals for amending tyre marking method in the UN regulations
GRBP-71-30 | UN R30 : Proposal for amendments
GRBP/2020/3 | UN R30: Proposal for amendments
5. (b)
UN Regulation No. 108 (Retreaded tyres for passenger cars and their trailers)

GRBP is invited to consider the postponed proposal on retreaded tyres to be tested and marked with the three-mountain-peak snow-flake (3PMSF) symbol, which was submitted by the experts of the Bureau International Permanent des Associations de Vendeurs et Rechapeurs de pneumatiques (BIPAVER).

GRBP/2019/16 | UN R108: Proposal for amendment
5. (c)
UN Regulation No. 109 (Retreaded tyres for commercial vehicles and their trailers)

GRBP will consider a proposal for correction by the expert from ETRTO.

GRBP/2020/4 | UN R109: Correction to the text

GRBP is invited to address a proposal on retreaded tyres marked with the 3PMSF symbol, which has been prepared by the experts of BIPAVER and which complements ECE/TRANS/WP.29/GRBP/2019/17 submitted to the previous session.

GRBP/2019/17 | UN R109: Proposal for amendment
GRBP/2020/5 | UN R109: Proposal for an amendment
5. (d)
UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)

GRBP is invited to resume discussion on the proposal submitted by the group of interested experts on snow tyre provisions.

GRBP-71-20 | UN R117/108/R109 Status report by the group of interested experts (GOIE ) on snow tyre provisions
GRBP-71-26 | UN R117: Justification for document GRBP/2019/14
GRBP/2019/14 | UN R117: Proposal for a Supplement to the 02 series of amendments

GRBP will address a draft amendment which has been tabled by the experts from Japan and ETRTO

GRBP-71-29 | UN R117 : Proposal to amend the Supplement to the 02 series of amendments
GRBP/2020/6 | UN R117: Proposal for a Supplement to the 02 series of amendments

GRBP will be briefed on the activities of the IWG on Wet Grip Performance of Tyres in a Worn State (IWG WGWT). GRBP may also wish to revert to the proposal of the expert from the European Commission to enlarge the scope of IWG WGWT with C2/C3 tyres.

GRBP-71-23 | Working Group on Worn Tyres: Status report

Based on the considerations at the previous session (ECE/TRANS/WP.29/GRBP/68, paras. 17 and 18), GRBP may expect new proposals from ETRTO on improving the wet grip test method for passenger car tyres (C1) and on the new definition of “traction tyres”.

GRBP-70-19 | New traction definition
GRBP-70-20 | Wet grip test method improvement for C1 tyres

GRBP will be invited to consider the proposal by ETRTO to replace the current standard test tyre due to the phase out of the production and possible amendments to the tests due to the change in STT

GRBP-71-06 | UN R117 Standard Reference Test Tyre replacement
6.
Draft UN Regulation on reversing alarm

GRBP will be informed about the activities of the Task Force on Reverse Warning (TF RW) and about liaising with the Working Party on General Safety (GRSG) on the issue.

GRBP-71-27/Rev1 | Reversing Warning Systems Task Force: Status report
7.
Exchange of information on national and international requirements on noise levels

GRBP will continue the exchange of views on developing national or regional legislation and international requirements on noise levels.

8.
Influence of road surface on tyre rolling sound emissions

At the previous session, GRBP made conclusions on the Draft Resolution on Road Surface Labelling and requested the Chair to bring them to the attention of WP.29 (ECE/TRANS/WP.29/GRBP/68, paras. 23 and 24). GRBP will be informed about the response of WP.29.

GRB/2019/2 | Revised proposal for a draft Resolution on road surface labelling
9.
Proposals for amendments to the Consolidated Resolution on the Construction of Vehicles

GRBP will consider new proposals, if any.

10.
Development of the International Whole Vehicle Type Approval system

GRBP will be informed about progress in implementing the International Whole Vehicle Type Approval (IWVTA) (UN Regulation No. 0).

11.
Highlights of the recent sessions of the World Forum for Harmonization of Vehicle Regulations

GRBP will be briefed by the secretariat about the highlights of the recent sessions of WP.29 on GRBP and common issues.

GRBP-71-14 | General information and WP.29 highlights
12.
Exchange of views on the future work of the Working Party on Noise and Tyres

GRBP may wish to review the list of priorities for the future work.

GRBP-70-10 | Allocation of the GRBP priorities
GRBP-71-22/Rev.1 | GRBP priorities and recurrent work items
13.
Other business

GRBP may also wish to resume its discussion on how to implement the new provisions of Revision 3 of the 1958 Agreement on “Unique Identifier” (UI).

GRBP may wish to consider the proposal for amendments from the expert from France and EC.

GRBP-71-12 | UN R142 Proposal for amendment to Supplement 1
GRBP-71-16 | UN R142: Proposal for amendment

GRBP may wish to note the 2020 schedule of meetings of interest to GRBP experts

GRBP-71-13/Rev.1 | 2020 schedule of meetings of interest to GRBP experts

GRBP may wish to consider the proposal submitted by the expert from the European Commission for amendment to UN R141

GRBP-71-15 | UN R141: Proposal for Amendment
14.
Provisional agenda for the next session

GRBP is invited to provide guidance on the provisional agenda for the next session scheduled to be held in Geneva from 7 (starting at 12.30 p.m.) to 9 (concluding at 5.30 p.m.) September 2020.