Listing documents for 2019
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Date Reference Description Status
29 Apr 2019 WT-01-02/Rev.2
Draft agenda for the first Wet Grip and Worn Tyres (WGWT) informal group session
Informal Group Agenda 29 Apr 2019
11 Mar 2019 WT-01-01
Russia note on the performance of worn tyres with regard to wet grip
Informal Group 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 11 Mar 2019
26 Apr 2019 WT-01-03
Worn tyres: Tyre industry working draft proposal
Informal Group 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 26 Apr 2019
29 Apr 2019 WT-01-04
Worn tyres: Additional prescriptions to UN R117
Informal Group 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 29 Apr 2019
10 May 2019 WT-01-05
Draft minutes of the first WGWT informal group session
Informal Group Report 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 10 May 2019
10 May 2019 WT-01-06
Attendance list from the first WGWT informal group session
Informal Group 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 10 May 2019
10 May 2019 WT-01-07
Average Worn Profile of Tires in Europe
Informal Group 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 10 May 2019
16 Jul 2019 WT-02-01/Rev.1
Draft agenda for the 2nd WGWT informal group session
Informal Group Agenda 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 2019
16 Jul 2019 WT-02-02/Rev.1
Worn tyres: Tyre industry work status
Informal Group 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 2019
30 Jul 2019 WT-02-02/Rev.2
Worn tyres: Tyre industry work status
Informal Group 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 30 Jul 2019
30 Jul 2019 WT-02-03
Draft minutes of the 2nd WT informal group session
Informal Group Report 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 30 Jul 2019
10 Sep 2019 WT-03-01/Rev.2
Draft agenda for the 3rd Worn Tyres working group session
Informal Group Agenda 10 Sep 2019
05 Sep 2019 WT-03-02/Rev.1
UN R117: Worn tyre wet grip performance proposals
Informal Group 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 5 Sep 2019
04 Sep 2019 WT-03-03
Worn tyre buffing machine discussion presentation
Informal Group 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 4 Sep 2019
18 Oct 2019 WT-04-01/Rev.1
Draft agenda for the 4th informal group on Worn Tyres session
Informal Group Agenda 18 Oct 2019
27 Sep 2019 WT-03-10
Draft minutes of the 3rd Worn Tyres working group session
Informal Group Report 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 27 Sep 2019
27 Sep 2019 WT-03-06
EU Sectoral Profile - Transport
Informal Group 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 Statistical data on road transport from the EU. 27 Sep 2019
19 Sep 2019 WT-03-05
Worn-tyre wet-grip performance: ongoing tests in France
Informal Group 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 19 Sep 2019
27 Sep 2019 WT-03-08
Worn Tyres working group action list-France
Informal Group 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 27 Sep 2019
27 Sep 2019 WT-03-07
Worn tyres wet traction work plan step 1
Informal Group 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 27 Sep 2019
21 Oct 2019 WT-03-09/Rev.1
Attendance list from the 3rd Working Tyres working group session
Informal Group Informal 21 Oct 2019
17 Oct 2019 WT-04-02
Worn Tyres: Tyre Industry work plan proposal
Informal Group 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 17 Oct 2019
31 Oct 2019 WT-04-02/Rev.1
Worn tyres: Industry work plan proposal
Informal Group 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 31 Oct 2019
18 Oct 2019 WT-04-03
Worn tyres: Japan test campaign
Informal Group 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 18 Oct 2019
18 Oct 2019 WT-04-04
Worn tyres: Testing companies work plan
Informal Group 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 18 Oct 2019
18 Oct 2019 WT-04-05
Worn tyres group timeline
Informal Group 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 18 Oct 2019
18 Oct 2019 WT-04-06
Worn tyres: Items to consider, including ageing
Informal Group 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 EC recommendations based on the <a href='https://op.europa.eu/en/publication-detail/-/publication/f3f32f73-7b42-4dda-b830-b3bd48090cfb' target='_blank'>Study on some safety-related aspects of tyre use</a>. 18 Oct 2019
21 Oct 2019 WT-04-07/Rev.1
Minutes of the 4th Worn Tyres working group session
Informal Group Report 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 21 Oct 2019
21 Oct 2019 WT-04-08
Participants list from the 4th Worn Tyres working group session
Informal Group Informal 21 Oct 2019
12 Nov 2019 WT-05-01
Draft agenda for the 5th Worn Tyres working group session
Informal Group Agenda 12 Nov 2019
20 Nov 2019 WT-05-02
Worn tyres: ETRTO input for the informal group work plan
Informal Group 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 20 Nov 2019
26 Nov 2019 WT-05-03
Worn tyres: Capacity assessment of the test centers
Informal Group 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 26 Nov 2019
26 Nov 2019 WT-05-04
Worn Tyres informal group tyre selection
Informal Group 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 26 Nov 2019
26 Nov 2019 WT-05-05
Draft report of the 5th Worn Tyres informal group session
Informal Group 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 26 Nov 2019
26 Nov 2019 WT-05-06
Worn Tyres informal group timeline
Informal Group 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 26 Nov 2019
12 Dec 2019 WT-06-01/Rev.3
Draft agenda for the 6th Worn Tyres working group session
Informal Group Agenda 12 Dec 2019
18 Dec 2019 WT-06-02/Rev.1
Work plan of the Worn Tyres working group
Informal Group 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 18 Dec 2019
10 Dec 2019 WT-06-03
Draft tyre selection for the Worn Tyres working group program
Informal Group 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 10 Dec 2019
18 Dec 2019 WT-06-04/Rev.1
Macro Gantt chart for the Worn Tyres work program
Informal Group 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 18 Dec 2019
10 May 2006 WT-06-06
RMA (USTMA) data on scrap tire chronological age
Informal Group 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 10 May 2006
12 May 2014 WT-06-07
Tire Aging: A Summary of NHTSA’s Work
Informal Group 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 12 May 2014
11 Dec 2019 WT-06-05
ITMA tyre selection for the Worn Tyres working group
Informal Group 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 11 Dec 2019
18 Dec 2019 WT-06-08
Draft minutes of the 6th Worn Tyres working group session
Informal Group Report 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 18 Dec 2019
18 Dec 2019 WT-06-09
Attendance list from the 6th Worn Tyres working group session
Informal Group Informal 18 Dec 2019