Working Party on Noise & Tyres (GRBP) reports to WP.29
Documents
117 documents
4 Mar 2022 Report of GRBP on its 75th (February 2022) session GRBP/73 2022-03-04
11 Oct 2022 GRBP-76: Report of the September 2022 session GRBP/74 2022-10-11
7 Feb 2022 GRBP: Updated annotated provisional agenda for the 75th (February 2022) session GRBP-75-01 2022-02-07
27 Jan 2022 Proposal for amendment to Regulations No. 51, 117, 138 (ISO) GRBP-75-02/Rev.1 2022-01-27 ISO
2 Feb 2022 ISO 10844 : 2021 Technical changes (ISO) GRBP-75-02/Rev.1/Add.1 2022-02-02 ISO
22 Jan 2022 UN R138: Background noise criteria - ISO 16254 Technical Measurement Development (ISO) GRBP-75-03 2022-01-22 Presentation by ISO TC43/SC1/WG42 ISO
25 Jan 2022 UN R51: Proposal for transitional provisions for Supplements 7 and 8 to 03 series of amendments GRBP-75-04/Rev.1 2022-01-25
25 Jan 2022 UN R51: IWG Measurement Uncertainty status report GRBP-75-05 2022-01-25
25 Jan 2022 UN R 51: IWG Measurement Uncertainties - Revised Terms of Reference GRBP-75-06/Rev.1 2022-01-25
26 Jan 2022 Measurement Uncertainties: Proposal for amendment to Document of Reference GRBP-75-07 2022-01-26 Text prepared by the experts of the Informal Working group on Measurement Uncertainties (IWB MU) in order to introduce a general guideline.
25 Jan 2022 RE3.: How to handle measurement uncertainties GRBP-75-08 2022-01-25
25 Jan 2022 Studded Tyres task force: Status report to the 75th GRBP session GRBP-75-09 2022-01-25
26 Jan 2022 UN R141: proposal for amendments to Supplement 2 to the 01 series of amendments GRBP-75-10 2022-01-26 Text prepared by the Task Force on Tyre Pressure Monitoring System and Tyre Installation (TF TPMSTI) with the aim to implement the requirements for a Tyre Pressure Refill System (TPRS) and a Central Tyre Inflation System (CTIS)
26 Jan 2022 UN R141: TF TPMSTI Status report GRBP-75-11 2022-01-26
26 Jan 2022 UN R Reversing Alarm: TF RWS Status report GRBP-75-12 2022-01-26
26 Jan 2022 UN R Reversing Alarm: Proposal for amendments GRBP-75-13 2022-01-26 Proposal for amendments to ECE/TRANS/WP.29/GRBP/2022/5
29 Jan 2022 UN R109: Proposal for amendments to the 01 series of amendments (BIPAVER, France, and Netherlands) GRBP-75-14 2022-01-29 Propose a new scheme of approval for Retreaded snow tyres for use in severe snow conditions BIPAVER France Netherlands
29 Jan 2022 Whole Life Compliance: Proposal for a Framework document GRBP-75-15 2022-01-29
2 Feb 2022 UN R51: Study on future sound limit values for type approval for vehicle categories M & N (ACEA) GRBP-75-16 2022-02-02 Study to evaluate the potential and the feasibility of limit value reductions in type approval and the translation to real road traffic conditions ACEA
2 Feb 2022 UN R51: Presentation of the study on futures sound limits values for type-approval for vehicles of category M & N (ACEA) GRBP-75-17 2022-02-02 ACEA
2 Feb 2022 UN R51: Tyre performance study report (ACEA and OICA) GRBP-75-18 2022-02-02 A study to assess the influence of tyre performances (Rolling Resistance, Wet Grip, Noise level, ...) on each other, in order to understand the improvement potential of noise emissions. ACEA OICA
2 Feb 2022 UN R51: Presentation on the tyre performance study (OICA and UTAC) GRBP-75-19/Rev.1 2022-02-02 OICA UTAC
4 Feb 2022 UN R51: Presentation on tyre performance study; extended program - tyre wear (OICA) GRBP-75-19/Rev.1-Add.1 2022-02-04 OICA
2 Feb 2022 UN RT51: Tyre performance aggregation study (OICA) GRBP-75-20 2022-02-02 Purpose of study was to specify any potential improvement or deterioration of noise performance in light of the other parameters and to provide the necessary information regarding the possible additional tightening of the limits, without undermining the overall balance that has to take into account also other performances. OICA
2 Feb 2022 UN R51: Presentation on the tyre performance aggregation study (OICA) GRBP-75-21/Rev.1 2022-02-02 OICA
2 Feb 2022 UN R30: Comments on proposal to amend the definition of radial structure (ETRTO) GRBP-75-22 2022-02-02 ETRTO
3 Feb 2022 GRBP: Running order of the agenda for the 75th (February 2022) session GRBP-75-23 2022-02-03
3 Feb 2022 General information and WP.29 highlights GRBP-75-24 2022-02-03
3 Feb 2022 UN R117: Proposal for amendments GRBP-75-25/Rev.1 2022-02-03
9 Feb 2022 UN R117: Presentation on the concept for addressing wet grip on worn tyre requirements for C2 and C3 tyres GRBP-75-26/Rev.1 2022-02-09
8 Feb 2022 UN R117: IWG Wet Grip on Worn Tyres - status report GRBP-75-27 2022-02-08
8 Feb 2022 UN R117: IWG WGWT - revised Terms of Reference GRBP-75-28 2022-02-08
4 Feb 2022 UN R117: Proposal for amendments to the 03 series of amendments (EC) GRBP-75-29 2022-02-04 EC
4 Feb 2022 UN R117: Presentation on evolution of tyre limits rolling resistance in new condition wet grip in new & worn condition (EC) GRBP-75-30 2022-02-04 EC
10 Feb 2022 UN R54: Proposal for Supplement 25 to the 00 series of amendments (ETRTO) GRBP-75-31/Rev.2 2022-02-10 Proposal to avoid placing requirements in the Definitions section and to facilitate the text by making use of the definition of "service description" that was introduced by Supplement 24. ETRTO
8 Feb 2022 UN R51: TF Vehicles Sound - Status report GRBP-75-32 2022-02-08
8 Feb 2022 UN R141: Proposal for a Supplement to 01 series of amendments (CLEPA) GRBP-75-33 2022-02-08 Proposal to clarify some prescriptions and correct some text inconsistencies CLEPA
8 Feb 2022 UN R141: Presentation on the proposal for new Supplement to the 01 series of amendments (CLEPA) GRBP-75-34 2022-02-08 CLEPA
8 Feb 2022 GRBP work program priorities GRBP-75-35 2022-02-08
8 Feb 2022 UN R51: Proposal for amendment to Supplement 10 to the 03 series of amendment GRBP-75-36 2022-02-08 Proposal by experts from the Informal Working Group on Additional Sound Emission Provisions (IWG ASEP) in order to improve the current wording for better clarification. The proposed changes for up to Supplement 6.
8 Feb 2022 UN R51: Proposal for amendment to Supplement 9 to the 03 series of amendments GRBP-75-37 2022-02-08 Proposal by the experts from the Informal Working Group on Additional Sound Emission Provisions (IWG ASEP) in order to amend Real Driving Additional Sound Emission Provisions (RD-ASEP) as a preliminary test procedure for the purpose of collecting experience on the complete new test and evaluation concept.
8 Feb 2022 UN R 51: IWG ASEP Status Report GRBP-75-38 2022-02-08
10 Feb 2022 TF Tyres Abrasion (TF TA) - terms of reference (EC and France) GRBP-75-39/Rev.1 2022-02-10 TF TA will address the tyres abrasion performance by determining a standardized measurement method which will allow for the quantification of the microplastic emissions in the environment. At the same time, the TF TA will investigate the correlation between abrasion rate and durability and consider the inclusion of both abrasion rate and durability EC France
8 Feb 2022 UN R51: Proposal for amendment to 03 series of amendments (China) GRBP-75-40 2022-02-08 China
8 Feb 2022 UN R51: Presentation on proposal to amend 03 series of amendment (China) GRBP-75-41 2022-02-08 Proposal to change the date of compliance for category N1 or for vehicle types of category M1 derived from N1 China
10 Feb 2022 UN R138: Proposal for draft Terms of Reference of IWG for revision (OICA) GRBP-75-42 2022-02-10 OICA
12 Feb 2022 GRBP: Draft list of main decisions from the 75th (February 2022) session GRBP-75-43/Rev.1 2022-02-12
11 Feb 2022 UN R138: Comments on the draft terms of Reference of IWG (China) GRBP-75-44 2022-02-11 China
3 Sep 2022 GRBP-76: Updated provision agenda for the September 2022 session GRBP-76-01 2022-09-03
30 Aug 2022 UN R117: Proposal to amend document GRBP/2022/23 GRBP-76-02 2022-08-30 Proposal from the Worn Tyres working group to amend their earlier formal submission.
Page 1 of 3 Next →