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Documents 2020 111 documents

21 Jan 2020 UN R51, UN R117 TF Measurement Uncertainties (MU): Status report GRBP-71-04

22 Jan 2020 UN R51 : Task Force Measurement Uncertainties (TF MU) guidelines to the objectives and rules of procedure GRBP-71-05

22 Jan 2020 UN R117 Standard Reference Test Tyre replacement (ETRTO) GRBP-71-06

27 Jan 2020 UN R117/108/R109 Status report by the group of interested experts (GOIE ) on snow tyre provisions GRBP-71-20

29 Jan 2020 Working Group on Worn Tyres: Status report GRBP-71-23

29 Jan 2020 UN R117: Justification for document GRBP/2019/14 GRBP-71-26

31 Jan 2020 UN R117 : Proposal to amend the Supplement to the 02 series of amendments (ETRTO) GRBP-71-29

24 Jul 2020 Worn tyres: Proposal for working group terms of reference (EC) GRBP-72-02

9 Sep 2020 Status report of the Working Group on Worn Tyres GRBP-72-06

9 Sep 2020 GTR 16 transposition roadmap proposal (ETRTO) GRBP-72-07

13 Sep 2020 Sound Measurement Uncertainties: Terms of reference for an informal working group GRBP-72-10

13 Sep 2020 Status report of the Sound Measurement Uncertainties informal group GRBP-72-11

13 Sep 2020 GRBP priorities GRBP-72-12

13 Sep 2020 Snow tyre provisions - status report GRBP-72-23

13 Sep 2020 Study on sound level limits of M- and N-category vehicles (EC, EMISIA, FEV, LAT, and TNO) GRBP-72-25

13 Sep 2020 Comments on Worn Tyres working group terms of reference (ETRTO) GRBP-72-26/Rev.1

13 Sep 2020 UN R117: Proposal for amendments to document GRBP/2020/16 (ETRTO) GRBP-72-29

23 Jun 2020 UN R117: Proposal for revised Terms of Reference of the IWG WGWT (Wet Grip Performance for Tyres in a Worn State) GRBP/2020/11

24 Jun 2020 UN R117: Proposal for amendment (ETRTO) GRBP/2020/16

24 Jun 2020 UN R117: Proposal for amendment (ETRTO) GRBP/2020/17

3 Jan 2020 Draft report of the 2nd Noise Measurement Uncertainties task force session TFMU-02-08

8 Jan 2020 Tyre noise measurement: ISO WG27 on temperature influence on tyre/road noise (ISO) TFMU-03-02

8 Jan 2020 Memo on tyre noise measurement uncertainties (M+P) TFMU-03-03

8 Jan 2020 Proposal for handling and assessment of noise measurement uncertainties TFMU-03-04

15 Jan 2020 Noise Measurement Uncertainties task force report to GRBP-71 TFMU-03-05

21 Jan 2020 Draft report of the 3rd Noise Measurement Uncertainties task force session TFMU-03-06

23 Jan 2020 Assessment and handling of noise measurement uncertainties TFMU-03-08

27 Apr 2020 UN R117: List of possible factors contributing to noise measurement uncertainties TFMU-05-04

19 Apr 2020 UN R117: Proposal for Supplement 12 to the 02 series of amendments WP.29/2020/75

30 Dec 2020 UN R117: Proposal for Supplement 13 to the 02 series of amendments WP.29/2021/8

9 Jan 2020 Draft agenda for the 7th Worn Tyres working group session WT-07-01

16 Jan 2020 Worn Tyres: Matrix for conducting testing of tyres WT-07-02

20 Jan 2020 Minutes of the 7th Worn Tyres working group session WT-07-03

20 Jan 2020 Participants list from the 7th Worn Tyres working group session WT-07-04

24 Jan 2020 Draft agenda for the 8th Worn Tyres working group session WT-08-01

24 Jan 2020 Draft status report of the Working Group on Worn Tyres WT-08-02

4 Feb 2020 Proposal on winter tyres buff profile (JASIC) WT-08-03

4 Feb 2020 Worn tyres working group testing and validation matrix WT-08-04

20 Oct 2020 Worn tyres working group testing and validation matrix WT-08-04/Rev.1

16 Jun 2020 Worn tyres working group testing and validation matrix WT-08-04/Rev.2

16 Nov 2020 Worn tyres working group testing and validation matrix WT-08-04/Rev.3

4 Feb 2020 Worn tyres: Proposals on Trailer Method test campaign (JASIC) WT-08-05

4 Feb 2020 Worn tyre wet-grip performance: Ongoing tests status (UTAC) WT-08-06

4 Feb 2020 IWG for Wet Grip of Worn Tyres: Status report to 71st GRBP (January 2020) WT-08-07

4 Feb 2020 Minutes of the 8th Worn Tyres Working Group session WT-08-08

13 Feb 2020 Japan comments on report of the 8th Worn Tyres working group session (Japan) WT-09-01

13 Feb 2020 Worn Tyres working group and EU timetables WT-09-02

6 Mar 2020 Agenda for the 8th Worn Tyres working group session WT-09-03/Rev.2

9 Mar 2020 Contacts for worn tyre validation test centres WT-09-04/Rev.2

16 Jun 2020 List of contact test centers WT-09-04/Rev.3

9 Mar 2020 Logistical matrix for worn-tyre test procedure validations WT-09-05/Rev.2

9 Mar 2020 Buffing report template for worn-tyre round robin testing WT-09-06/Rev.1

9 Mar 2020 Worn tyre testing raw data template WT-09-07/Rev.1

6 Mar 2020 Reference Tyre and Wet Grip Index calculation: Trailer Method test campaign (JASIC) WT-09-08

9 Mar 2020 Worn tyres validation testing logistical principles WT-09-09

9 Mar 2020 Worn tyres round-robin guidelines for testing centers-example WT-09-10

13 Mar 2020 Draft minutes of the 9th Work Tyres Working Group session WT-09-11

9 Mar 2020 China customs clearance for non-CCC tyres (CATARC) WT-09-13

9 Mar 2020 Worn tyre test engagement letter (template) (CATARC) WT-09-14

23 Apr 2020 Draft agenda for the 10th Worn Tyres Working Group session WT-10-01/Rev.1

9 Apr 2020 Worn tyres: Example of individual test report (JASIC) WT-10-02

9 Apr 2020 Worn tyres: Example of aggregated test report (JASIC) WT-10-03

28 Apr 2020 UN R117: Worn tyres and roughness measurement (Germany) WT-10-04

27 Apr 2020 Worn tyres test program: Impact of COVID-19 for tyre logistics in Japan (JASIC) WT-10-05

13 May 2020 Worn Tyres: Impact of COVID-19 on tyre industry and the informal group work plan WT-10-06

13 May 2020 Status of worn tyres work plan as of 27 April WT-10-07

13 May 2020 UN R117: Worn tyre buffing method (ETRMA and ETRTO) WT-10-08

13 May 2020 Minutes of the 10th Worn Tyre Working Group session WT-10-09

13 May 2020 Attendance list from the 10th Worn Tyres Working Group session WT-10-10

25 May 2020 Draft agenda for the 11th Worn Tyres working group session WT-11-01/Rev.1

25 May 2020 Worn tyres: Tread depth measurement locations SRTT 16’’ WT-11-02

25 May 2020 Life Test Study on New tyres versus Worn tyres (UTAC) WT-11-03

2 Jun 2020 Status of the Worn Tyres informal group work plan WT-11-04

2 Jun 2020 Worn tyres: UTAC aggregated test report (UTAC) WT-11-05

2 Jun 2020 Participants list from the 11th Worn Tyres working group session WT-11-06

2 Jun 2020 Minutes of the 11th Worn Tyres working group session WT-11-07

22 Jun 2020 Draft agenda for the 12th Worn Tyres working group session WT-12-01/Rev.1

22 Jun 2020 Status of the Worn Tyres Working Group work plan as of 18 June WT-12-02

22 Jun 2020 Worn tyres: Buffing procedures preliminary experience WT-12-03

22 Jun 2020 Worn tyres: ETRTO response on question from IDIADA regarding tread depth measurement in shoulder zone (ETRTO) WT-12-04

23 Jun 2020 Participants list from the 12th Worn Tyres Working Group session WT-12-05

22 Jun 2020 IDIADA worn tyres aggregated testing report (IDIADA) WT-12-06

23 Jun 2020 Worn tyres: IDIADA aggregated testing data with task force comments WT-12-06/Rev.1

23 Jun 2020 Minutes of the 12th Worn Tyres Working Group session WT-12-07

25 Jun 2020 Life Test Study on New Tyres vs Worn Tyres: France (UTAC) WT-12-08

6 Jul 2020 Agenda for the 13th Worn Tyres working group session WT-13-01

5 Jul 2020 Worn tyres: Aggregate testing reports (IDIADA) WT-13-02

24 Jul 2020 Status of the Worn Tyres working group work plan WT-13-03

24 Jul 2020 Worn Tyres working group draft status report to GRBP WT-13-04

24 Jul 2020 Participants list from the 13th Worn Tyres working group session WT-13-05

24 Jul 2020 Minutes of the 13th Worn Tyres working group session WT-13-06

29 Aug 2020 Draft agenda for the 14th Worn Tyres working group session WT-14-01

10 Sep 2020 Worn tyres: Aggregated testing report WT-14-02

10 Sep 2020 Worn tyres: Test data collection tables (ETRTO) WT-14-03

23 Sep 2020 Work plan of the Worn Tyres working group WT-14-04

23 Sep 2020 Minutes of the 14th Worn Tyres working group session WT-14-05

23 Sep 2020 Attendance list of the 14th Worn Tyres working group session WT-14-06

19 Oct 2020 Agenda for the 15th Worn Tyres informal group session WT-15-01

23 Oct 2020 Status of the Worn Tyres informal group work plan WT-15-02/Rev.1

18 Oct 2020 Worn tyres informal group data collection template WT-15-03

23 Oct 2020 Worn tyres: Proposal for data sharing process (ETRTO) WT-15-04/Rev.1

21 Oct 2020 Worn tyres: Guidelines for testing phase of the informal group work plan WT-15-05/Rev.2

23 Oct 2020 Draft report of the 15th Worn Tyres working group session WT-15-06

23 Oct 2020 Attendance list from the 15th Worn Tyres informal group session WT-15-07

23 Oct 2020 Worn tyres data collection template (final version) WT-15-08

19 Nov 2020 Draft agenda for the 16th Worn Tyres working group session WT-16-01/Rev.1

23 Nov 2020 Status of the Worn Tyres working group work plan WT-16-02

16 Nov 2020 SRTT 16" tread depth wear evolution measurements WT-16-03

23 Nov 2020 Worn tyres: Proposals for sharing of the buffing reports (JATMA) WT-16-04

23 Nov 2020 Attendance list from the 16th Worn Tyres working group session WT-16-05

23 Nov 2020 Draft minutes of the 16th Worn Tyres working group session WT-16-06

UN R117: Proposal for Supplement 13 to the 02 series of amendments
Reference Number: WP.29/2021/8
Proposal to Improve the reproducibility of the test method (in alignment with ISO 23671) Include maximum load and pressure information per ASTM F2493-19 Update the test report templates accordingly Remove the limitation for “moulded” markings Transition from SRTT14 to SRTT16 Align track friction requirements for track characterization per the transition Clarify vehicle selection provisions Introduce transitional provisions
Meeting Sessions: 183rd WP.29 session (9-11 Mar 2021)
Document date: 17 Dec 20
Document status: Adopted text published
Relevant to UN Regulation No. 117 \| Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance
Adoption Vote
This proposal (WP.29/2021/8), as amended by para. 78 of the session report, was adopted by the World Forum. Thirty-seven Contracting Parties out of the 53 applying UN R117 were present for the vote by AC.1. Thirty-seven voted in favor with zero against and zero abstaining.
View full document file for more information

UN R117: Proposal for Supplement 12 to the 02 series of amendments
Reference Number: WP.29/2020/75
Proposal to adapt the rolling-sound measurement procedures to accommodate special C2 tyres presenting a section width wider than 200 mm, aspect ratio lower than 55, rim diameter code lower than 15 and without any dual fitting indication (i.e. the front size 175/75R15 LT and the rear size 235/50R14 LT or the front size 175/75R15 LT and the rear size 265/50R14 LT).
Meeting Sessions: 181st WP.29 session (24 Jun 2020)
Document date: 31 Mar 20
Document status: Adopted text published
Relevant to UN Regulation No. 117 \| Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance
Adoption Vote
This proposal (WP.29/2020/75) was adopted by the World Forum. Forty-one Contracting Parties out of the 53 applying UN R117 were present for the vote by AC.1. Forty-one voted in favor with zero against and zero abstaining.
View full document file for more information