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
| Documents also available for | 2020 | 2019 | 2018 | 2017 | More than 4 years ago |
| Date | Reference | Description | Status | |||
|---|---|---|---|---|---|---|
| 04 Jan 2021 | GRBP-73-02 |
Proposal to amend the Worn Tyres informal working group Terms of Reference
|
Working Party | Informal | 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 | Proposal to expand the scope of the activity to include C2 and C3 tyres. |
| 05 Jan 2021 | WT-16-03/Rev.2 |
SRTT 16" tread depth wear evolution measurements
|
Informal Group | Informal | 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 | |
| 05 Jan 2021 | WT-17-02 |
Draft minutes of the 11 December WGWT working group session with test centers
|
Informal Group | Report | 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 | |
| 05 Jan 2021 | WT-17-03 |
Surface roughness studies on buffed tires: Lateral Scanning vs Circumferential Scanning
|
Informal Group | Informal | 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 | |
| 14 Jan 2021 | WT-17-01 |
Draft agenda for the 17th Worn Tyres working group session
|
Informal Group | Agenda | 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 | |
| 19 Jan 2021 | WT-16-03/Rev.3 |
SRTT 16" tread depth wear evolution measurements
|
Informal Group | Informal | 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 | |
| 19 Jan 2021 | WT-17-05 |
Effect of Tyre Mean Texture Depth on µpeak and Average Deceleration
|
Informal Group | Informal | 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 | |
| 20 Jan 2021 | WT-17-04 |
Status of the Worn Tyres working group work plan
|
Informal Group | Informal | 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 | |
| 20 Jan 2021 | WT-17-06 |
Attendance list from the 17th Worn Tyres working group session
|
Informal Group | Report | 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 | |
| 20 Jan 2021 | WT-17-07 |
Draft Worn Tyres working group status report to GRBP
|
Informal Group | Informal | 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 | |
| 01 Mar 2021 | WT-17-08/Rev.1 |
Final minutes of the 17th Worn Tyres working group session
|
Informal Group | Report | 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 | |
| 21 Jan 2021 | GRBP-73-08 |
Proposal to amend the Worn Tyres working group terms of reference
|
Working Party | Informal | 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 | Proposal to include requirements for wet grip of tyres of classes C2 and C3 in worn state to the scope of the working group activities. |
| 21 Jan 2021 | GRBP-73-11 |
ETRTO Tyre Performance Study
|
Working Party | Informal | Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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 | Overview of UTAC CERAM testing designed to consider the impact of additional tightening of tyre performance limits on the balance between legal requirements (rolling resistance, wet grip and rolling sound emission) and other performance aspects not subject to legal requirements. |
| 21 Jan 2021 | GRBP-73-16 |
Revised terms of reference for the Sound Measurement Uncertainties informal group
|
Working Party | Informal | Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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 | |
| 21 Jan 2021 | GRBP-73-18 |
Status report of the Worn Tyres working group
|
Working Party | Informal | 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 | |
| 21 Jan 2021 | GRBP-73-19 |
UN R117: Proposal to introduce an Ice Tyre definition for C1 class tyres
|
Working Party | Informal | 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 | |
| 27 Jan 2021 | GRBP-73-22 |
Tyre industry preliminary assessment of wet grip on worn C2 and C3 tyres
|
Working Party | Informal | 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 | |
| 27 Jan 2021 | GRBP-73-24 |
Priorities of the Working Party on Noise and Tyres (GRBP)
|
Working Party | Informal | Motorcycle Noise Motorcycle Noise Uniform Provisions Concerning the Approval of Motor Cycles with regard to Noise Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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 Audible Reversing Warning Systems Reversing Warning | |
| 28 Jan 2021 | GRBP-73-27 |
Working group on Worn Tyres: Proposal for revised terms of reference
|
Working Party | Informal | 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 | |
| 29 Jan 2021 | GRBP-73-28 |
Draft list of main decisions during the 73rd (January 2021) GRBP session
|
Working Party | Informal | Pneumatic Tires Pneumatic Tires Uniform Provisions Concerning the Approval of Pneumatic Tyres for Motor Vehicles and their Trailers Motorcycle Noise Motorcycle Noise Uniform Provisions Concerning the Approval of Motor Cycles with regard to Noise Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions Motorcycle and Moped Tires Motorcycle Tires Uniform Provisions Concerning the Approval of Pneumatic Tyres for Motor Cycles and Mopeds Retreaded Tires for Commercial Vehicles CV Retreaded Tires Uniform Provisions Concerning the Approval for the Production of Retreaded Pneumatic Tyres for Commercial Vehicles and their Trailers 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 Passenger Car and Trailer Wheels Passenger Car/Trailer Wheels Uniform Provisions Concerning the Approval of Wheels for Passenger Cars and their Trailers Tire Pressure Monitoring Systems Tire Pressure Monitoring Systems Uniform provisions concerning the approval of vehicles with regard to their tyre pressure monitoring systems Audible Reversing Warning Systems Reversing Warning UN Regulation for the Approval of Studded Tyres Studded Tyres | |
| 17 Feb 2021 | WT-18-01 |
Draft agenda for the 18th Worn Tyres working group session
|
Informal Group | Agenda | 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 | |
| 19 Feb 2021 | TFMU-09-01 |
Draft agenda for the 9th TFMU task force session
|
Informal Subgroup | Agenda | Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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 | |
| 19 Feb 2021 | TFMU-08-04 |
Noise measurement uncertainties: Draft heavy commercial vehicle calculation sheet
|
Informal Subgroup | Informal | Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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 | |
| 20 Feb 2021 | TFMU-08-06 |
Attendance list from the 8th TFMU informal group session
|
Informal Subgroup | Report | Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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 | |
| 19 Feb 2021 | TFMU-09-02 |
Temperature effects on tyre/road noise– presentations from the STEER project
|
Informal Subgroup | Informal | Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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 | |
| 22 Feb 2021 | WT-18-04 |
Worn tyres: Draft buffing procedure evaluation sheet
|
Informal Group | Informal | 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 | |
| 21 Feb 2021 | WT-18-02 |
Worn tyres: C2 and C3 considerations
|
Informal Group | Informal | 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 | |
| 23 Feb 2021 | TFMU-08-05 |
Draft report of the 8th TFMU informal group session
|
Informal Subgroup | Report | Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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 | |
| 24 Feb 2021 | TFMU-09-05 |
Attendance list from the 9th Noise Measurement Uncertainties informal group session
|
Informal Subgroup | Report | Vehicle Noise Emissions Vehicle Noise Uniform Provisions Concerning the Approval of Motor Vehicles having at least Four Wheels with regard to their Noise Emissions 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 | |
| 02 Mar 2021 | WT-18-06/Rev.1 |
Minutes of the 18th Worn Tyres working group session
|
Informal Group | Report | 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 | |
| 02 Mar 2021 | WT-18-05 |
Attendance list from the 18th Worn Tyres working group session
|
Informal Group | Report | 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 | |
| 02 Mar 2021 | WT-18-03 |
Worn Tyres working group work plan status
|
Informal Group | Informal | 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 | |
| 05 Mar 2021 | WP.29-183-06 |
UN R117: Proposal to amend document WP.29/2021/8
|
World Forum | Informal | 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 | Proposal to replace "markings" by "approval mark" in paragraph 4.4.1. to clearly specify the intended application of the provision (i.e., to the approval mark, not to all markings). |