Vehicle and Tyre Noise
| UN R117: Consolidated drafting group proposal for Supplement 1 to the 03 series of amendments |
| Reference Number: WT-41-04/Rev.1 |
| Meeting Sessions: 41st WT session (8 Jun 2022) |
| Document date: 08 Jun 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Worn tyres: C1 cluster definition and threshold proposals for “UHP” and “All Terrain” |
| Reference Number: WT-41-05/Rev.1 |
| Submitted by: ETRTO |
| Meeting Sessions: 41st WT session (8 Jun 2022) |
| Document date: 09 Jun 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Attendance list from the 41st Worn Tyres working group session |
| Reference Number: WT-41-06 |
| Meeting Sessions: 41st WT session (8 Jun 2022) |
| Document date: 09 Jun 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Minutes from the 41st Worn Tyres working group session |
| Reference Number: WT-41-07 |
| Meeting Sessions: 41st WT session (8 Jun 2022) |
| Document date: 09 Jun 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Agenda for the 42nd Worn Tyres working group session |
| Reference Number: WT-42-01 |
| Meeting Sessions: 42nd WT session (10 Jun 2022) |
| Document date: 10 Jun 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Draft text for 03 series Supplement 3 include tread depth measurement |
| Reference Number: WT-42-02 |
| Meeting Sessions: 42nd WT session (10 Jun 2022) |
| Document date: 10 Jun 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Draft text for 04 series amendments on worn C1, C2, and C3 tyres |
| Reference Number: WT-42-03 |
| Submitted by: EC |
| Meeting Sessions: 42nd WT session (10 Jun 2022) |
| Document date: 10 Jun 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Attendance list from the 42nd Worn Tyres working group session |
| Reference Number: WT-42-04 |
| Meeting Sessions: 42nd WT session (10 Jun 2022) |
| Document date: 10 Jun 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Minutes from the 42nd Worn Tyres working group session |
| Reference Number: WT-42-05 |
| Meeting Sessions: 42nd WT session (10 Jun 2022) |
| Document date: 10 Jun 22 |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| Reverse Warning Regulation – UK Proposal |
| Reference Number: WP.29-187-11 |
| Submitted by: UK |
| Meeting Sessions: 187th WP.29 session (20-24 Jun 2022) |
| Document date: 13 Jun 22 |
| Relevant to: UN Regulation No. 165 | Audible Reversing Warning Systems |
| Click here to view the full document file |
| UN R51: Proposal for Supplement 8 to the 03 series of amendments |
| Reference Number: GRBP/2022/13 |
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Proposal to bring the latest ISO 10844 standard test surface into the Regulation. |
| Submitted by: ISO |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 15 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |
| UN R51: Proposal for Supplement 8 to the 03 series of amendments |
| Reference Number: GRBP/2022/16 |
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Proposal from the Measurement Uncertainties informal group to introduce measures to reduce variability across assessments. |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 15 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |
| UN R117: Proposal for the 04 series of amendments |
| Reference Number: GRBP/2022/12 |
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Proposal to revise the limits for rolling resistance and wet grip, address tyres for vintage vehicles, and revise the definition for special-use C1 tyres. |
| Submitted by: EC |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 15 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal for Supplement 14 to the 02 series of amendments |
| Reference Number: GRBP/2022/14 |
|
Proposal to bring the latest ISO 10844 standard test surface into the Regulation. |
| Submitted by: ISO |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 15 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R138: Proposal for Supplement 3 to the 01 series of amendments |
| Reference Number: GRBP/2022/15 |
|
Proposal to bring the latest ISO 10844 standard test surface into the Regulation. |
| Submitted by: ISO |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 15 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 138 | Quiet Road Transport Vehicles |
| Click here to view the full document file |
| Reverse warning: Proposal for supplement to document WP.29/2022/88 |
| Reference Number: WP.29-187-12 |
| Submitted by: UK |
| Meeting Sessions: 187th WP.29 session (20-24 Jun 2022) |
| Document date: 15 Jun 22 |
| Document status: Formal WP.29 review |
| Relevant to: UN Regulation No. 165 | Audible Reversing Warning Systems |
| Click here to view the full document file |
| UN R117: Proposal for a Supplement to the 03 series of amendments |
| Reference Number: GRBP/2022/22 |
|
Proposal from the Worn Tyres working group to improve precision of the test procedures for measuring the wet adhesion of tyres in a worn state by using a moulded SRTT16 reference tyre (instead of a buffed tyre), to introduce new transitional provisions related to this change, to extend corrections already made to thee 02 series to the 03 series and make additional editorial corrections, and to define the range for tyre inflation vis-à-vis rim size to reduce uncertainties in measuring tread depth. |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 16 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal for a 04 series of amendments |
| Reference Number: GRBP/2022/23 |
|
Proposal from the Worn Tyres working group to set the wet grip index threshold at 0.80 for class C1 tyres with a nominal aspect ratio equal to or less than 40, a section width equal to or higher than 235 mm and suitable for speeds equal to or greater than 300 km/h and for class C1 all terrain and special use tyres (see GRBP-75-27, slide 6). The proposal also introduces the kworn factor in a new para. 3 in Annex 9 to address wet grip of C2 and C3 tyres in a worn state (see GRBP-75-26-Rev.1 for concept). |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 16 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal for the 04 series of amendments |
| Reference Number: GRBP/2022/17 |
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Proposal to introduce a new definition of traction elements to characterize traction tyres. |
| Submitted by: ETRTO |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 16 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal for a Supplement to the 02 series of amendments |
| Reference Number: GRBP/2022/20 |
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Proposal to correct editorial mistakes in document GRBP/2021/17 that were not corrected by informal document GRBP74-31-Rev.1. |
| Submitted by: ETRTO |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 16 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal for a Supplement to the 03 series of amendments |
| Reference Number: GRBP/2022/18 |
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Proposal to introduce provisions to allow type approval of special use tyres that fulfil the requirements for snow performance as laid out in Annex 7. The respective marking related to the “Alpine” symbol has been considered for tyres complying with these requirements. |
| Submitted by: ETRTO |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 16 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R117: Proposal for a Supplement to the 02 series of amendments |
| Reference Number: GRBP/2022/19 |
|
Proposal to introduce provisions to allow the type approval of special use tyres that fulfil the requirements for snow performance as laid out in Annex 7. The respective marking related to the “Alpine” symbol has been considered for those tyres complying with these requirements. |
| Submitted by: ETRTO |
| Meeting Sessions: 76th GRBP session (5-7 Sep 2022) |
| Document date: 16 Jun 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance |
| Click here to view the full document file |
| UN R51: Proposal for a corrigendum to document WP29/2022/84 |
| Reference Number: WP.29-187-07 |
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Proposal to specify that Supplement 7 does not apply to type approvals issued prior to its entry-into-force. |
| Submitted by: France, Germany, Norway, and OICA |
| Meeting Sessions: 187th WP.29 session (20-24 Jun 2022), 20th TFMU session (29 Jun 2022), and 19th TFMU session (10 May 2022) |
| Document date: 17 Jun 22 |
| Relevant to: UN Regulation No. 51 | Vehicle Noise Emissions |
| Click here to view the full document file |
| Report from the 9th Vehicle Sound task force session |
| Reference Number: TFVS-09-08 |
| Meeting Sessions: 9th TFVS session (24 May 2022) |
| Document date: 23 Jun 22 |
| Relevant to: UN Regulation No. 41 | Motorcycle Noise, UN Regulation No. 51 | Vehicle Noise Emissions, and WP.29 Discussion Topic | Vehicle Sound |
| Click here to view the full document file |