GAR | GRBP-79-34/Rev.2

UN R138: Proposal to amend GRBP/2024/2

Document GRBP-79-34/Rev.2

8 February 2024

Updated proposal for a 02 series of amendments to specify the working principles of an Acoustic Vehicle Alerting System (AVAS) and to reduce measurement uncertainties during the measurement of the one third octave bands.

Status: Superseded

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Previous Documents, Discussions, and Outcomes

193rd WP.29 session (24-28 Jun)

4.9.4. | Proposal for the 02 series of amendments to UN Regulation No. 138 (Quiet road transport vehicles)

79th GRBP session (6-9 Feb)

6. | UN Regulation No. 138 (Quiet road transport vehicles)

Reference Number:	WT-64-03
Meeting Session(s):	64th WT session (16 Dec)
Document date:	22 Dec 24
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance

Reference Number:	WT-64-04
Meeting Session(s):	64th WT session (16 Dec)
Document date:	22 Dec 24
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance

Reference Number:	RDASEPL-06-10
Meeting Session(s):	6th RDASEPL session (12 Dec)
Document date:	20 Dec 24
Regarding:	UN R41 Motorcycle Noise
View full document file for more information

Reference Number:	RDASEPL-06-09
Meeting Session(s):	6th RDASEPL session (12 Dec)
Document date:	20 Dec 24
Regarding:	UN R41 Motorcycle Noise

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