GRBP will be briefed on the activities of the IWG on Wet Grip Performance of Tyres in Worn State (IWG WGWT).
| GRBP-77-23 | UN R117: Request for consideration of a special case during the 78th (August 2023) GRBP session | |
| GRBP-77-23 | UN R117: Request for consideration of a special case during the 78th (August 2023) GRBP session | |
| GRBP-77-23 | UN R117: Request for consideration of a special case during the 78th (August 2023) GRBP session | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-05 | UN R117: Proposal for Supplement 2 to the 04 series of amendments | |
| GRBP-78-07 | Measurement Uncertainties when Testing in WP.29 GRBP Vehicle Regulations | |
| GRBP-78-07 | Measurement Uncertainties when Testing in WP.29 GRBP Vehicle Regulations | |
| GRBP-78-15 | Worn Tyres: Proposal for revised Terms of Reference for the working group | |
| GRBP-78-15 | Worn Tyres: Proposal for revised Terms of Reference for the working group | |
| GRBP-78-16 | Worn tyres: Status report of the working group | |
| GRBP-78-28/Rev.1 | New design C3 standard reference test tyres |
| GRBP-78-06 | UN R117: ETRTO and STEER Analysis of Measurement Uncertainty |
GRBP is invited to address a proposal by IWG MU which introduces measures to reduce variability.
| GRBP-77-23 | UN R117: Request for consideration of a special case during the 78th (August 2023) GRBP session | |
| GRBP-77-23 | UN R117: Request for consideration of a special case during the 78th (August 2023) GRBP session | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-05 | UN R117: Proposal for Supplement 2 to the 04 series of amendments | |
| GRBP-78-05 | UN R117: Proposal for Supplement 2 to the 04 series of amendments | |
| GRBP-78-07 | Measurement Uncertainties when Testing in WP.29 GRBP Vehicle Regulations | |
| GRBP-78-07 | Measurement Uncertainties when Testing in WP.29 GRBP Vehicle Regulations | |
| GRBP-78-07 | Measurement Uncertainties when Testing in WP.29 GRBP Vehicle Regulations | |
| GRBP-78-15 | Worn Tyres: Proposal for revised Terms of Reference for the working group | |
| GRBP-78-28/Rev.1 | New design C3 standard reference test tyres | |
| GRBP/2023/19 | UN R117: Proposal for Supplement 2 to the 04 series of amendments |
| GRBP-78-06 | UN R117: ETRTO and STEER Analysis of Measurement Uncertainty |
GRBP will recall that, at its previous meeting, the expert from the American Automotive Policy Council (AAPC) briefly introduced GRBP-77-23 and that GRBP agreed to address the issue in detail at this session.
| GRBP-77-23 | UN R117: Request for consideration of a special case during the 78th (August 2023) GRBP session | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-04 | UN R117: C2 noise temperature correction update | |
| GRBP-78-05 | UN R117: Proposal for Supplement 2 to the 04 series of amendments | |
| GRBP-78-07 | Measurement Uncertainties when Testing in WP.29 GRBP Vehicle Regulations | |
| GRBP-78-07 | Measurement Uncertainties when Testing in WP.29 GRBP Vehicle Regulations | |
| GRBP-78-07 | Measurement Uncertainties when Testing in WP.29 GRBP Vehicle Regulations | |
| GRBP-78-15 | Worn Tyres: Proposal for revised Terms of Reference for the working group | |
| GRBP-78-15 | Worn Tyres: Proposal for revised Terms of Reference for the working group | |
| GRBP-78-28/Rev.1 | New design C3 standard reference test tyres | |
| GRBP-78-28/Rev.1 | New design C3 standard reference test tyres | |
| GRBP-78-28/Rev.1 | New design C3 standard reference test tyres | |
| GRBP-78-28/Rev.1 | New design C3 standard reference test tyres | |
| GRBP-78-28/Rev.1 | New design C3 standard reference test tyres | |
| GRBP-78-28/Rev.1 | New design C3 standard reference test tyres | |
| GRBP-78-33 | UN R117: Proposal for amendments |
| GRBP-78-06 | UN R117: ETRTO and STEER Analysis of Measurement Uncertainty |