WP.29/2020/71
UN R138: Proposal for Supplement 2 to the 01 series of amendments
18 Apr 2020 World Forum Formal Documents Quiet Road Transport Vehicles Quiet Road Transport Vehicles Uniform provisions concerning the approval of Quiet Road Transport Vehicles with regard to their reduced audibility (QRTV) Proposal to clarify that it is not necessary to require an ISO 10844 asphalt track surface in cases where the vehicle is at a standstill provided that the surface is dense and without substantial absorption characteristics. WP.29/2020/0071