Working draft of the comprehensive update to UN R55 from the Informal Group on Amendments to UN R55.01.

E-mail communication between the WP.29 secretariat and the UN R55 revision informal group proposing the drafting of a new consolidated version of the amended regulation incorporating all the informal group changes.

Revised drawings prepared for the informal working group amending the regulation.

Presentation to explain the historical background behind the work of ISO/TC22/SC15/WG4 and the UN R55 informal working group.

Review of the development of ISO 12357-3.

History of discussions concerning the D-value on modular vehicles and combinations with more than one trailer.

Australian research paper suggesting that an air-suspended tandem converter dolly could pitch significantly under braking as compared to mechanically suspended dollies.

WABCO comments concerning communication between vehicles, power supply redimensioning, and vehicle stability requirements (including use of electronic vehicle stability control systems).

Draft 07 series of amendments to Regulation No. 107
Draft Supplement 5 to the 06 series of amendments to Regulation No. 107
Draft Supplement 5 to the 05 series of amendments to Regulation No. 107
Draft Supplement 5 to Regulation No. 60
Draft 02 series of amendments to Regulation No. 110
Draft Supplement 1 to the 01 series of amendments to Regulation No. 125

Proposal from the informal working group on Gaseous Fuelled Vehicles (GFV) to simplify the communication model of approval under UN Regulation No. 115.

The text reproduced below was prepared by the experts of the informal group on UN Regulation No. 55 and introduces amendments on:
a) Requirements on remote indication;
b) Availability of information on coupling fixing points for A50X couplings;
c) On lateral strength of drawbars;
d) Includes a new class definition for fully automatic drawbar couplings.

List of pending proposals for the update to UN R55 from GRRF participants.

Australia Road Research Board (ARRB) Internal Report related to ISO/TC22/SC15/WG4 N 535 Annex 5.