Presentation in support of Russian proposals on specifications for category G road tractors, formulation of requirements on noise, modification of the method for measuring vehicle internal noise, and recommended permissible levels of vehicle internal noise.
30. The expert from the Russian Federation gave a presentation (GRB-57-26) to introduce revised proposals (GRB-57-08, GRB-57-09, GRB-57-10 and GRB-57-11) superseding ECE/TRANS/WP.29/GRB/2012/12. The expert from OICA raised a study reservation on GRB-57-08, aimed at specifying how to test road tractors with or without semitrailers and to refer them to the off-road category of vehicle. GRB agreed to resume discussion on this subject on the basis of a revised proposal tabled by the Russian expert from Russia in cooperation with the experts from France and OICA.