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| Document Title | IWG MU (Measurement Uncertainties): Terms of Reference | ||||||||
| Reference Number | GRBP-74-12 | ||||||||
| Date |
31 Aug 2021
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| Summary | This revised document intended to present to amend 117 the timetable for the work related to Regulation No. 117 has been shifted with approximately 12 months for this part. The aim of the IWG is to propose harmonized measures for evaluating systematic errors and random errors to improve the test procedures to reduce measurement uncertainties | ||||||||
| Rulemaking Area(s) | UN R51 Vehicle Noise and UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance | ||||||||
| Meeting(s) | |||||||||
| Related Documents | |||||||||
| GRBP-73-16 | Revised terms of reference for the Sound Measurement Uncertainties informal group | ||||||||
| Downloads | |||||||||
| UNECE server | .pdf format | .docx format | |||||||
| Excerpts from session reports related to this document | |||||||||
| GRBP | Session 74 | 15-17 Sep 2021 |
4. The expert from Norway, in his capacity of Chair of the Informal Working Group on Measurement Uncertainties (IWG MU), reported on the progress of IWG MU (GRBP-74-20) and proposed to update its Terms of Reference (GRBP-74-12). GRBP adopted the revised Terms of Reference, as laid down in Annex II. |
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