| GRB subjects for the future |
| Reference Number: GRB-62-08/Rev.2 |
|
Overview of discussions for the future development of vehicle noise regulations prepared by the GRB secretariat. |
| Meeting Sessions: 63rd GRB session (16-18 Feb 2016) |
| Document date: 09 Feb 16 |
| Relevant to: UN Regulation No. 9 | Three-Wheeled Cycle Noise, UN Regulation No. 28 | Audible Warning Devices and Signals, UN Regulation No. 41 | Motorcycle Noise, UN Regulation No. 51 | Vehicle Noise Emissions, UN Regulation No. 63 | Two-wheeled Moped Noise, UN Regulation No. 92 | Replacement Exhaust Silencing Systems for Motorcycles, UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance, WP.29 Discussion Topic | Quiet Road Transport Vehicles, and United Nations Agreement | RE3 Construction of Vehicles |
| Click here to view the full document file |
| Proposal for amendments to Regulations Nos. 9, 41, 63 and 92 |
| Reference Number: GRB-63-02 |
|
UN R51 specifies that conditioning of a silencing system is necessary only in cases where exhaust gases come into contact with silencer fibrous materials. This proposal would apply the same concept in L category noise regulations. |
| Submitted by: IMMA |
| Meeting Sessions: 63rd GRB session (16-18 Feb 2016) |
| Document date: 15 Feb 16 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 9 | Three-Wheeled Cycle Noise, UN Regulation No. 41 | Motorcycle Noise, UN Regulation No. 63 | Two-wheeled Moped Noise, and UN Regulation No. 92 | Replacement Exhaust Silencing Systems for Motorcycles |
| Click here to view the full document file |
| Proposal for amendments to the 04 series of amendments to Regulation No. 41 |
| Reference Number: GRB-63-10 |
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Proposal to clarify the test procedure by explicitly excluding first gear where possible from the ASEP control range. |
| Submitted by: IMMA |
| Meeting Sessions: 63rd GRB session (16-18 Feb 2016) |
| Document date: 16 Feb 16 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 41 | Motorcycle Noise |
| Click here to view the full document file |
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