| Description (click for more information) | Reference No. | |||||
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Worn tyres: Proposal for 2023 additional test campaign matrix
(JASIC)
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WT-44-01 | 12 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | WT-44-0001 | |
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Agenda for the 44th Worn Tyres working group session
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WT-44-02 | 20 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | WT-44-0002 | |
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Worn tyres: Comments on proposal for 2023 additional test campaign work plan
(ETRTO)
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WT-44-03 | 26 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | WT-44-0003 | |
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Small group discussion on usage purpose clustering
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WT-44-04 | 20 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | 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. | WT-44-0004 |
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UN R117: Draft text for informal document to amend document GRBP/2022/22
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WT-44-05/Rev.1 | 27 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | WT-44-0005/Rev.1 | |
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UN R117: Draft text for an informal document to amend document GRBP/2022/23
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WT-44-06/Rev.1 | 27 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | WT-44-0006/Rev.1 | |
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Worn tyres: Proposal for additional test campaign
(JASIC)
|
WT-44-07 | 27 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | WT-44-0007 | |
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Worn Tyres working group status report to GRBP
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WT-44-08 | 28 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | WT-44-0008 | |
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Minutes of the 44th Worn Tyres working group
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WT-44-09 | 28 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | WT-44-0009 | |
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Attendance list from the 44th Worn Tyres working group session
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WT-44-10 | 27 Jul 2022 | Informal Group | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance Tire Noise, Wet Adhesion, and Rolling Resistance Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance | WT-44-0010 |