Proposal for Supplement 1 to the 02 series of amendments to UN Regulation No. 138 (Quiet Road Transport Vehicles)
ECE/TRANS/WP.29/GRBP/78, para. 16, based on ECE/TRANS/WP.29/GRBP/2024/20.
Documentation
WP.29/2025/4
UN R138: Proposal for Supplement 1 to the 02 series of amendments
UN R138: Proposal for Supplement 1 to the 02 series of amendments
Proposal to clarify that the maximum sound pressure requirement at the front plane at standstill condition in reverse shall be equal to the maximum level requirement in motion (defined by the QRTV task force as 75 dB(A) for both standstill and reverse driving).