| Proposal for amendment to Regulations No. 51, 117, 138 |
| Reference Number: GRBP-75-02/Rev.1 |
| Submitted by: ISO |
| Meeting Sessions: 75th GRBP session (8-11 Feb 2022) |
| Document date: 27 Jan 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions, UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance, and UN Regulation No. 138 | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| UN R138: Background noise criteria - ISO 16254 Technical Measurement Development |
| Reference Number: GRBP-75-03 |
|
Presentation by ISO TC43/SC1/WG42 |
| Submitted by: ISO |
| Meeting Sessions: 75th GRBP session (8-11 Feb 2022) and 1st TFQRTV session (20 May 2022) |
| Document date: 22 Jan 22 |
| Relevant to: UN Regulation No. 138 | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Measurement Uncertainties: Proposal for amendment to Document of Reference |
| Reference Number: GRBP-75-07 |
|
Text prepared by the experts of the Informal Working group on Measurement Uncertainties (IWB MU) in order to introduce a general guideline. |
| Meeting Sessions: 75th GRBP session (8-11 Feb 2022) |
| Document date: 26 Jan 22 |
| Relevant to: UN Regulation No. 138 | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| UN R138: Proposal for draft Terms of Reference of IWG for revision |
| Reference Number: GRBP-75-42 |
| Submitted by: OICA |
| Meeting Sessions: 75th GRBP session (8-11 Feb 2022) and 1st TFQRTV session (20 May 2022) |
| Document date: 10 Feb 22 |
| Relevant to: UN Regulation No. 138 | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| UN R138: Comments on the draft terms of Reference of IWG |
| Reference Number: GRBP-75-44 |
| Submitted by: China |
| Meeting Sessions: 75th GRBP session (8-11 Feb 2022) and 1st TFQRTV session (20 May 2022) |
| Document date: 11 Feb 22 |
| Relevant to: UN Regulation No. 138 | Quiet Road Transport Vehicles |
| Click here to view the full document file |
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