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| Document title | UN R117: Proposal for Supplement 2 to the 03 series of amendments | ||||||||||
| Date | 22 Nov 2023 | Proposal to improve the reproducibility of the snow grip test method by replacing the current reference tyres C3 SRTTs 19.5 and 22.5 with the new reference tyres C3 SRTTs 19.5 and 22.5 siped. | |||||||||
| Source(s) | ETRTO | ||||||||||
| Status | Superseded | ||||||||||
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| Related documents | |||||||||||
| GRBP-79-08 | UN R117: Proposal for Supplement 2 to the 03 Series of amendments (Formal GR review) | ||||||||||
| GRBP-79-10 | UN R117: Proposal for amendments to GRBP/2024/6, 7 and 9 (Superseded) | ||||||||||
| GRBP-79-22 | UN R117: Proposal for Supplement 2 to the 03 Series of amendments (Superseded) | ||||||||||
| WP.29/2024/72 | UN R117: Proposal for Supplement 2 to the 03 series of amendments (WP.29 amended and adopted) | ||||||||||
| Downloads: | UNECE server | .pdf format | .docx format | GAR server | |||||||
| Excerpts from session reports related to this document | |||||||||||
| GRBP | Session 79 | 6-9 Feb 2024 |
23. The expert of ETRTO submitted proposals for a new Supplement to the 03 series of amendments with the aim to introduce editorial corrections, a temperature correction to decrease measurement uncertainties and the new C3 reference test tyres (ECE/TRANS/WP.29/GRBP/2024/9, ECE/TRANS/WP.29/GRBP/2024/12, GRBP-79-22). The experts from France and Japan commented on the proposals (GRBP-79-49 and GRBP-79-08). GRBP adopted the proposals in ECE/TRANS/WP.29/GRBP/2024/9 as amended by GRBP-79-22 and in ECE/TRANS/WP.29/GRBP/2024/12 as amended by GRBP-79-49 and requested the secretariat to submit them for consideration and vote at the June 2024 sessions of WP.29 and AC.1 as draft Supplement 2 to the 03 series of amendments to UN Regulation No. 117. 25. During consideration of the above amendment proposals to various series of amendments to UN Regulation No. 117, GRBP took note of supporting material by Japan (GRBP-79-10) and by ETRTO (GRBP-79-36), as well as a summary table of all submitted documents (GRBP-79-35-Rev.2). |
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