| Wet Grip on Worn Tyres: Agenda for the 73rd (March 2026) session |
| Reference Number: WT-73-01 |
| Meeting Sessions: 73rd WT session (31 Mar) |
| Document date: 27 Mar 26 |
| 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: Post-processing task force (WTPP) status report |
| Reference Number: WT-73-02 |
| Meeting Sessions: 73rd WT session (31 Mar) |
| Document date: 31 Mar 26 |
| 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: Report of the 73rd (March 2026) session |
| Reference Number: WT-73-03 |
|
The 73rd session of the Informal Working Group on Wet Grip of Worn Tyres convened remotely on 31 March 2026. The agenda and previous session minutes from 3 February 2026 were adopted. The WTPP secretary reported on testing activities status for the workplan stage 1 for C1 tyres, with results to be presented to GRBP at its 84th session in September 2026. ETRTO stated conclusions can only be made on complete datasets. Future meetings are scheduled through July 2026. |
| Meeting Sessions: 73rd WT session (31 Mar) |
| Document date: 19 May 26 |
| 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 73rd Worn Tyres informal group session |
| Reference Number: WT-73-04 |
| Meeting Sessions: 73rd WT session (31 Mar) |
| Document date: 19 May 26 |
| Click here to view the full document file |
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