| SRTT 16" tread depth wear evolution measurements |
| Reference Number: WT-16-03/Rev.2 |
| Meeting Sessions: 17th WT session (19 Jan 2021) |
| Document date: 05 Jan 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Draft minutes of the 11 December WGWT working group session with test centers |
| Reference Number: WT-17-02 |
| Meeting Sessions: 17th WT session (19 Jan 2021) |
| Document date: 05 Jan 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Surface roughness studies on buffed tires: Lateral Scanning vs Circumferential Scanning |
| Reference Number: WT-17-03 |
| Submitted by: JATMA |
| Meeting Sessions: 17th WT session (19 Jan 2021) |
| Document date: 05 Jan 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Draft agenda for the 17th Worn Tyres working group session |
| Reference Number: WT-17-01 |
| Meeting Sessions: 17th WT session (19 Jan 2021) |
| Document date: 14 Jan 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| SRTT 16" tread depth wear evolution measurements |
| Reference Number: WT-16-03/Rev.3 |
| Meeting Sessions: 17th WT session (19 Jan 2021) |
| Document date: 19 Jan 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Status of the Worn Tyres working group work plan |
| Reference Number: WT-17-04 |
| Meeting Sessions: 17th WT session (19 Jan 2021) |
| Document date: 20 Jan 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Attendance list from the 17th Worn Tyres working group session |
| Reference Number: WT-17-06 |
| Meeting Sessions: 17th WT session (19 Jan 2021) |
| Document date: 20 Jan 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Draft Worn Tyres working group status report to GRBP |
| Reference Number: WT-17-07 |
| Meeting Sessions: 17th WT session (19 Jan 2021) |
| Document date: 20 Jan 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Draft agenda for the 18th Worn Tyres working group session |
| Reference Number: WT-18-01 |
| Meeting Sessions: 18th WT session (22 Feb 2021) |
| Document date: 17 Feb 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Worn tyres: C2 and C3 considerations |
| Reference Number: WT-18-02 |
| Submitted by: ETRTO |
| Meeting Sessions: 18th WT session (22 Feb 2021) |
| Document date: 21 Feb 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Worn tyres: Draft buffing procedure evaluation sheet |
| Reference Number: WT-18-04 |
| Meeting Sessions: 18th WT session (22 Feb 2021) |
| Document date: 22 Feb 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Worn Tyres working group work plan status |
| Reference Number: WT-18-03 |
| Meeting Sessions: 18th WT session (22 Feb 2021) |
| Document date: 02 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Attendance list from the 18th Worn Tyres working group session |
| Reference Number: WT-18-05 |
| Meeting Sessions: 18th WT session (22 Feb 2021) |
| Document date: 02 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Minutes of the 18th Worn Tyres working group session |
| Reference Number: WT-18-06/Rev.1 |
| Meeting Sessions: 18th WT session (22 Feb 2021) |
| Document date: 02 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Final minutes of the 17th Worn Tyres working group session |
| Reference Number: WT-17-08/Rev.1 |
| Meeting Sessions: 17th WT session (19 Jan 2021) |
| Document date: 01 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Agenda for the 19th Worn Tyres working group session |
| Reference Number: WT-19-01/Rev.1 |
| Meeting Sessions: 19th WT session (23 Mar 2021) |
| Document date: 22 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Worn tyres: Concept for C2 and C3 tyres |
| Reference Number: WT-19-02 |
| Submitted by: ETRTO |
| Meeting Sessions: 19th WT session (23 Mar 2021) |
| Document date: 22 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Effect of Tyre Mean Texture Depth on µ peak and Average Deceleration |
| Reference Number: WT-17-05/Rev.1 |
| Submitted by: JASIC |
| Meeting Sessions: 17th WT session (19 Jan 2021) and 19th WT session (23 Mar 2021) |
| Document date: 23 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Attendance list from the 19th Worn Tyres working group session |
| Reference Number: WT-19-05 |
| Meeting Sessions: 19th WT session (23 Mar 2021) |
| Document date: 23 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Worn tyres: Wet grip test issue |
| Reference Number: WT-19-04 |
|
Presentation on wet grip test issue concerning to use of SRTTworn for RRT. |
| Submitted by: CATARC |
| Meeting Sessions: 19th WT session (23 Mar 2021) |
| Document date: 23 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Worn tyres: Minutes of ETRTO-CATARC discussion on 9 March 2021 |
| Reference Number: WT-19-03 |
| Meeting Sessions: 19th WT session (23 Mar 2021) |
| Document date: 25 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Status of the Worn Tyres working group work plan |
| Reference Number: WT-19-07 |
| Meeting Sessions: 19th WT session (23 Mar 2021) |
| Document date: 25 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Draft minutes of the 19th Worn Tyres working group session |
| Reference Number: WT-19-06 |
| Meeting Sessions: 19th WT session (23 Mar 2021) |
| Document date: 25 Mar 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Agenda for the 20th Worn Tyres informal group session |
| Reference Number: WT-20-01 |
| Meeting Sessions: 20th WT session (20 Apr 2021) |
| Document date: 16 Apr 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Consolidated comments on C2/C3 worn tyres wet grip test proposal |
| Reference Number: WT-20-02 |
| Meeting Sessions: 20th WT session (20 Apr 2021) |
| Document date: 21 Apr 21 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |