9 Jan 2020	Draft agenda for the 7th Worn Tyres working group session	WT-07-01	2020-01-09
16 Jan 2020	Worn Tyres: Matrix for conducting testing of tyres	WT-07-02	2020-01-16
20 Jan 2020	Minutes of the 7th Worn Tyres working group session	WT-07-03	2020-01-20
20 Jan 2020	Participants list from the 7th Worn Tyres working group session	WT-07-04	2020-01-20
24 Jan 2020	Draft agenda for the 8th Worn Tyres working group session	WT-08-01	2020-01-24
24 Jan 2020	Draft status report of the Working Group on Worn Tyres	WT-08-02	2020-01-24
4 Feb 2020	Proposal on winter tyres buff profile (JASIC)	WT-08-03	2020-02-04
4 Feb 2020	Worn tyres working group testing and validation matrix	WT-08-04	2020-02-04
4 Feb 2020	Worn tyres: Proposals on Trailer Method test campaign (JASIC)	WT-08-05	2020-02-04
4 Feb 2020	Worn tyre wet-grip performance: Ongoing tests status (UTAC)	WT-08-06	2020-02-04
4 Feb 2020	IWG for Wet Grip of Worn Tyres: Status report to 71st GRBP (January 2020)	WT-08-07	2020-02-04
4 Feb 2020	Minutes of the 8th Worn Tyres Working Group session	WT-08-08	2020-02-04
4 Feb 2020	Attendance list from the 8th Worn Tyres Working Group session	WT-08-09	2020-02-04
13 Feb 2020	Japan comments on report of the 8th Worn Tyres working group session (Japan)	WT-09-01	2020-02-13
13 Feb 2020	Worn Tyres working group and EU timetables	WT-09-02	2020-02-13
6 Mar 2020	Reference Tyre and Wet Grip Index calculation: Trailer Method test campaign (JASIC)	WT-09-08	2020-03-06
6 Mar 2020	Agenda for the 8th Worn Tyres working group session	WT-09-03/Rev.2	2020-03-06
9 Mar 2020	Worn tyre testing raw data template	WT-09-07/Rev.1	2020-03-09
9 Mar 2020	Worn tyres validation testing logistical principles	WT-09-09	2020-03-09
9 Mar 2020	Worn tyres round-robin guidelines for testing centers-example	WT-09-10	2020-03-09
9 Mar 2020	Attendance list from the 9th Worn Tyres working group session	WT-09-12	2020-03-09
9 Mar 2020	China customs clearance for non-CCC tyres (CATARC)	WT-09-13	2020-03-09
9 Mar 2020	Worn tyre test engagement letter (template) (CATARC)	WT-09-14	2020-03-09
9 Mar 2020	Contacts for worn tyre validation test centres	WT-09-04/Rev.2	2020-03-09
9 Mar 2020	Logistical matrix for worn-tyre test procedure validations	WT-09-05/Rev.2	2020-03-09
9 Mar 2020	Buffing report template for worn-tyre round robin testing	WT-09-06/Rev.1	2020-03-09
13 Mar 2020	Draft minutes of the 9th Work Tyres Working Group session	WT-09-11	2020-03-13
9 Apr 2020	Worn tyres: Example of individual test report (JASIC)	WT-10-02	2020-04-09
9 Apr 2020	Worn tyres: Example of aggregated test report (JASIC)	WT-10-03	2020-04-09
23 Apr 2020	Draft agenda for the 10th Worn Tyres Working Group session	WT-10-01/Rev.1	2020-04-23
27 Apr 2020	Worn tyres test program: Impact of COVID-19 for tyre logistics in Japan (JASIC)	WT-10-05	2020-04-27
28 Apr 2020	UN R117: Worn tyres and roughness measurement (Germany)	WT-10-04	2020-04-28
13 May 2020	Worn Tyres: Impact of COVID-19 on tyre industry and the informal group work plan	WT-10-06	2020-05-13
13 May 2020	Status of worn tyres work plan as of 27 April	WT-10-07	2020-05-13
13 May 2020	UN R117: Worn tyre buffing method (ETRMA and ETRTO)	WT-10-08	2020-05-13
13 May 2020	Minutes of the 10th Worn Tyre Working Group session	WT-10-09	2020-05-13
13 May 2020	Attendance list from the 10th Worn Tyres Working Group session	WT-10-10	2020-05-13
25 May 2020	Draft agenda for the 11th Worn Tyres working group session	WT-11-01/Rev.1	2020-05-25
25 May 2020	Worn tyres: Tread depth measurement locations SRTT 16’’	WT-11-02	2020-05-25
25 May 2020	Life Test Study on New tyres versus Worn tyres (UTAC)	WT-11-03	2020-05-25
2 Jun 2020	Status of the Worn Tyres informal group work plan	WT-11-04	2020-06-02
2 Jun 2020	Worn tyres: UTAC aggregated test report (UTAC)	WT-11-05	2020-06-02
2 Jun 2020	Participants list from the 11th Worn Tyres working group session	WT-11-06	2020-06-02
2 Jun 2020	Minutes of the 11th Worn Tyres working group session	WT-11-07	2020-06-02
16 Jun 2020	Worn tyres working group testing and validation matrix	WT-08-04/Rev.2	2020-06-16
16 Jun 2020	List of contact test centers	WT-09-04/Rev.3	2020-06-16
22 Jun 2020	Draft agenda for the 12th Worn Tyres working group session	WT-12-01/Rev.1	2020-06-22
22 Jun 2020	Worn tyres: Buffing procedures preliminary experience	WT-12-03	2020-06-22
22 Jun 2020	Status of the Worn Tyres Working Group work plan as of 18 June	WT-12-02	2020-06-22
22 Jun 2020	Worn tyres: ETRTO response on question from IDIADA regarding tread depth measurement in shoulder zone (ETRTO)	WT-12-04	2020-06-22
22 Jun 2020	IDIADA worn tyres aggregated testing report (IDIADA)	WT-12-06	2020-06-22
23 Jun 2020	Worn tyres: IDIADA aggregated testing data with task force comments	WT-12-06/Rev.1	2020-06-23
23 Jun 2020	Minutes of the 12th Worn Tyres Working Group session	WT-12-07	2020-06-23
23 Jun 2020	Participants list from the 12th Worn Tyres Working Group session	WT-12-05	2020-06-23
25 Jun 2020	Life Test Study on New Tyres vs Worn Tyres: France (UTAC)	WT-12-08	2020-06-25
5 Jul 2020	Worn tyres: Aggregate testing reports (IDIADA)	WT-13-02	2020-07-05
6 Jul 2020	Agenda for the 13th Worn Tyres working group session	WT-13-01	2020-07-06
24 Jul 2020	Status of the Worn Tyres working group work plan	WT-13-03	2020-07-24
24 Jul 2020	Worn Tyres working group draft status report to GRBP	WT-13-04	2020-07-24
24 Jul 2020	Participants list from the 13th Worn Tyres working group session	WT-13-05	2020-07-24
24 Jul 2020	Minutes of the 13th Worn Tyres working group session	WT-13-06	2020-07-24
29 Aug 2020	Draft agenda for the 14th Worn Tyres working group session	WT-14-01	2020-08-29
10 Sep 2020	Worn tyres: Aggregated testing report	WT-14-02	2020-09-10
10 Sep 2020	Worn tyres: Test data collection tables (ETRTO)	WT-14-03	2020-09-10
23 Sep 2020	Attendance list of the 14th Worn Tyres working group session	WT-14-06	2020-09-23
23 Sep 2020	Minutes of the 14th Worn Tyres working group session	WT-14-05	2020-09-23
23 Sep 2020	Work plan of the Worn Tyres working group	WT-14-04	2020-09-23
18 Oct 2020	Worn tyres informal group data collection template	WT-15-03	2020-10-18
19 Oct 2020	Agenda for the 15th Worn Tyres informal group session	WT-15-01	2020-10-19
20 Oct 2020	Worn tyres working group testing and validation matrix	WT-08-04/Rev.1	2020-10-20
21 Oct 2020	Worn tyres: Guidelines for testing phase of the informal group work plan	WT-15-05/Rev.2	2020-10-21
23 Oct 2020	Status of the Worn Tyres informal group work plan	WT-15-02/Rev.1	2020-10-23
23 Oct 2020	Worn tyres: Proposal for data sharing process (ETRTO)	WT-15-04/Rev.1	2020-10-23
23 Oct 2020	Attendance list from the 15th Worn Tyres informal group session	WT-15-07	2020-10-23
23 Oct 2020	Worn tyres data collection template (final version)	WT-15-08	2020-10-23
23 Oct 2020	Draft report of the 15th Worn Tyres working group session	WT-15-06	2020-10-23
16 Nov 2020	Worn tyres working group testing and validation matrix	WT-08-04/Rev.3	2020-11-16
16 Nov 2020	SRTT 16" tread depth wear evolution measurements	WT-16-03	2020-11-16
19 Nov 2020	Draft agenda for the 16th Worn Tyres working group session	WT-16-01/Rev.1	2020-11-19
23 Nov 2020	Draft minutes of the 16th Worn Tyres working group session	WT-16-06	2020-11-23
23 Nov 2020	Attendance list from the 16th Worn Tyres working group session	WT-16-05	2020-11-23
23 Nov 2020	Status of the Worn Tyres working group work plan	WT-16-02	2020-11-23
23 Nov 2020	Worn tyres: Proposals for sharing of the buffing reports (JATMA)	WT-16-04	2020-11-23