| Agenda for the 54th Worn Tyres working group session |
| Reference Number: WT-54-01/Rev.1 |
| Meeting Sessions: 54th WT session (26 Jan 2024) |
| Document date: 24 Jan 24 |
| 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 Wet GRIP C1: 2023 Test campaign-WTPP Analysis |
| Reference Number: WT-54-02/Rev.1 |
| Meeting Sessions: 54th WT session (26 Jan 2024) |
| Document date: 26 Jan 24 |
| 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 54th Worn Tyres informal group session |
| Reference Number: WT-54-04 |
| Meeting Sessions: 54th WT session (26 Jan 2024) |
| Document date: 26 Jan 24 |
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| Agenda for the 55th Worn Tyres informal group session |
| Reference Number: WT-55-01 |
| Meeting Sessions: 55th WT session (6 Feb 2024) |
| Document date: 01 Feb 24 |
| 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 informal group draft status report to GRBP |
| Reference Number: WT-55-02/Rev.1 |
| Meeting Sessions: 55th WT session (6 Feb 2024) |
| Document date: 06 Feb 24 |
| 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 54th Worn Tyres working group session |
| Reference Number: WT-54-03/Rev.1 |
| Meeting Sessions: 54th WT session (26 Jan 2024) |
| Document date: 19 Feb 24 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance and UN Regulation No. 186 | Tyre abrasion |
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| Minutes of the 55th Wet Grip on Worn Tyres working group session |
| Reference Number: WT-55-03 |
| Meeting Sessions: 55th WT session (6 Feb 2024) |
| Document date: 22 Feb 24 |
| 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 |
| List of online participants from the 55th Worn Tyres working group session |
| Reference Number: WT-55-04 |
| Meeting Sessions: 55th WT session (6 Feb 2024) |
| Document date: 22 Feb 24 |
| Click here to view the full document file |
| List of in-person participants for the 55th Worn Tyres working group session |
| Reference Number: WT-55-05 |
| Meeting Sessions: 55th WT session (6 Feb 2024) |
| Document date: 22 Feb 24 |
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| Proposal for Wet Grip on Worn Tyres informal group workplan 2024-2025 |
| Reference Number: WT-56-04 |
| Submitted by: ETRTO |
| Meeting Sessions: 56th WT session (13 Mar 2024) |
| Document date: 12 Mar 24 |
| 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: New and worn state test campaign result |
| Reference Number: WT-56-03 |
| Submitted by: JASIC |
| Meeting Sessions: 56th WT session (13 Mar 2024) |
| Document date: 12 Mar 24 |
| 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 2024-2025 test campaign |
| Reference Number: WT-56-02 |
| Submitted by: JASIC |
| Meeting Sessions: 56th WT session (13 Mar 2024) |
| Document date: 12 Mar 24 |
| 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 |
| Wet Grip on Worn Tyres: Recollection of C2 tyre activities |
| Reference Number: WT-56-05 |
| Submitted by: ETRTO |
| Meeting Sessions: 56th WT session (13 Mar 2024) |
| Document date: 13 Mar 24 |
| 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 56th Wet Grip on Worn Tyres informal group session |
| Reference Number: WT-56-01/Rev.1 |
| Meeting Sessions: 56th WT session (13 Mar 2024) |
| Document date: 13 Mar 24 |
| 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 56th Wet Grip on Worn Tyres working group session |
| Reference Number: WT-56-07 |
| Meeting Sessions: 56th WT session (13 Mar 2024) |
| Document date: 27 Mar 24 |
| 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 56th Wet Grip on Worn Tyres informal group session |
| Reference Number: WT-56-06 |
| Meeting Sessions: 56th WT session (13 Mar 2024) |
| Document date: 27 Mar 24 |
| 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 57th Worn Tyres working group session |
| Reference Number: WT-57-01 |
| Meeting Sessions: 57th WT session (17 Apr 2024) |
| Document date: 09 Apr 24 |
| 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 Post-Processing status report |
| Reference Number: WT-57-02 |
| Meeting Sessions: 57th WT session (17 Apr 2024) |
| Document date: 17 Apr 24 |
| Relevant to: UN Regulation No. 186 | Tyre abrasion |
| Click here to view the full document file |
| Participants list from the 57th Wet Grip on Worn Tyres working group session |
| Reference Number: WT-57-03 |
| Meeting Sessions: 57th WT session (17 Apr 2024) |
| Document date: 07 May 24 |
| 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 57th Wet Grip on Worn Tyres informal group session |
| Reference Number: WT-57-04 |
| Meeting Sessions: 57th WT session (17 Apr 2024) |
| Document date: 07 May 24 |
| 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 58th Wet Grip on Worn Tyres informal group session |
| Reference Number: WT-58-01 |
| Meeting Sessions: 58th WT session (23 May 2024) |
| Document date: 16 May 24 |
| 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 proposal for a Supplement to the 04 series of amendments |
| Reference Number: WT-58-03 |
|
Working draft proposal concerning wet grip performance of worn tyres. |
| Meeting Sessions: 58th WT session (23 May 2024) |
| Document date: 17 May 24 |
| 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 |
| Preliminary study on C2 worn tyre wet performance |
| Reference Number: WT-58-07 |
| Submitted by: JASIC |
| Meeting Sessions: 58th WT session (23 May 2024) |
| Document date: 23 May 24 |
| 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 58th Wet Grip on Worn Tyres informal group session |
| Reference Number: WT-58-06 |
| Meeting Sessions: 58th WT session (23 May 2024) |
| Document date: 25 May 24 |
| 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 post-processing task force status report |
| Reference Number: WT-58-04 |
| Meeting Sessions: 58th WT session (23 May 2024) |
| Document date: 23 May 24 |
| 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 |