| Agenda for the 43rd Worn Tyres working group session |
| Reference Number: WT-43-01 |
| Meeting Sessions: 43rd WT session (5 Jul 2022) |
| Document date: 04 Jul 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
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| Worn tyres: Standard reference test tyre data collection compilation |
| Reference Number: WT-43-05 |
| Meeting Sessions: 43rd WT session (5 Jul 2022) |
| Document date: 07 Jul 22 |
| 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 43rd Worn Tyres working group session |
| Reference Number: WT-43-03 |
| Meeting Sessions: 43rd WT session (5 Jul 2022) |
| Document date: 07 Jul 22 |
| 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 43rd Worn Tyres working group session |
| Reference Number: WT-43-04 |
| Meeting Sessions: 43rd WT session (5 Jul 2022) |
| Document date: 07 Jul 22 |
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| Worn tyres: Proposal for 2023 additional test campaign matrix |
| Reference Number: WT-44-01 |
| Submitted by: JASIC |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 12 Jul 22 |
| 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 44th Worn Tyres working group session |
| Reference Number: WT-44-02 |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 20 Jul 22 |
| 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 |
| Small group discussion on usage purpose clustering |
| Reference Number: WT-44-04 |
|
Report on discussions concerning the definition of a specific cluster ‘tyre with a nominal aspect ratio equal to or less than 40, a section width equal to or higher than 235 mm and suitable for speeds equal to or greater than 300 km/h’ by indicating the intended use of such tyres. |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 20 Jul 22 |
| 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: Comments on proposal for 2023 additional test campaign work plan |
| Reference Number: WT-44-03 |
| Submitted by: ETRTO |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 26 Jul 22 |
| 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 |
| UN R117: Draft text for informal document to amend document GRBP/2022/22 |
| Reference Number: WT-44-05/Rev.1 |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 27 Jul 22 |
| 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 |
| UN R117: Draft text for an informal document to amend document GRBP/2022/23 |
| Reference Number: WT-44-06/Rev.1 |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 27 Jul 22 |
| 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 44th Worn Tyres working group session |
| Reference Number: WT-44-10 |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 27 Jul 22 |
| 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: Proposal for additional test campaign |
| Reference Number: WT-44-07 |
| Submitted by: JASIC |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 27 Jul 22 |
| 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 status report to GRBP |
| Reference Number: WT-44-08 |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 28 Jul 22 |
| 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 44th Worn Tyres working group |
| Reference Number: WT-44-09 |
| Meeting Sessions: 44th WT session (27 Jul 2022) |
| Document date: 28 Jul 22 |
| 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 45th Worn Tyres working group session |
| Reference Number: WT-45-01 |
| Meeting Sessions: 45th WT session (13 Sep 2022) |
| Document date: 05 Sep 22 |
| 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 |
| ETRTO workplan proposal for Wet Grip on Worn tyre test precision improvement |
| Reference Number: WT-45-02 |
| Submitted by: ETRTO |
| Meeting Sessions: 45th WT session (13 Sep 2022) |
| Document date: 12 Sep 22 |
| 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 tyre wet test precision improvement test plan proposal |
| Reference Number: WT-45-03 |
| Submitted by: JASIC |
| Meeting Sessions: 45th WT session (13 Sep 2022) |
| Document date: 13 Sep 22 |
| 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 |
| Participants list from the 45th Worn Tyres working group session |
| Reference Number: WT-45-05 |
| Meeting Sessions: 45th WT session (13 Sep 2022) |
| Document date: 14 Sep 22 |
| 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 45th Worn Tyres working group session |
| Reference Number: WT-45-04 |
| Meeting Sessions: 45th WT session (13 Sep 2022) |
| Document date: 14 Sep 22 |
| 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 46th Worn Tyres working group session |
| Reference Number: WT-46-01/Rev.1 |
| Meeting Sessions: 46th WT session (13 Oct 2022) |
| Document date: 13 Oct 22 |
| 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 tyre wet test precision improvement: test plan proposal |
| Reference Number: WT-46-02 |
| Submitted by: JASIC |
| Meeting Sessions: 46th WT session (13 Oct 2022) |
| Document date: 13 Oct 22 |
| 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: 2023 test campaign-report on JASIC/JATMA-ETRTO meetings |
| Reference Number: WT-46-03 |
|
Report on discussions to reconcile proposals for a test campaign towards improving the wet grip test precision. |
| Submitted by: JASIC |
| Meeting Sessions: 46th WT session (13 Oct 2022) |
| Document date: 13 Oct 22 |
| 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 |
| Participation list from the 46th Worn Tyres working group session |
| Reference Number: WT-46-04 |
| Meeting Sessions: 46th WT session (13 Oct 2022) |
| Document date: 16 Oct 22 |
| 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 from the 46th Worn Tyres working session |
| Reference Number: WT-46-05 |
| Meeting Sessions: 46th WT session (13 Oct 2022) |
| Document date: 16 Oct 22 |
| 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 47th Worn Tyres working group session |
| Reference Number: WT-47-01 |
| Meeting Sessions: 47th WT session (7 Nov 2022) |
| Document date: 28 Oct 22 |
| 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 |