64. The representative of France, co-Chair of the Task Force on Tyre Abrasion (TFTA), introduced GRPE-89-35. The representative of OICA requested additional information about the check of consistency of reference tyres. The co-Chair of the of the TFTA explained that definitions for reference and candidate tyres were needed, and that an ASTM definition had been agreed.
65. The representative of OICA asked whether such definition was only about tyre size. The co-Chair of the of the TFTA mentioned tyre size, thread depth, shape was all part of the information needed for a comprehensive ASTM description.
66. The Chair requested the secretariat to include a dedicated agenda item for the TFTA for the next session of GRPE.