| NOTE: As part of the secretariat's effort to reduce expenditure, informal documents made available one week prior to the session on this website will not be available in the conference room for distribution to session participants. Delegates are kindly requested to bring their copies to the meeting. |
| GRB-45-7 - (PIARC) Road pavement classification and noise reduction potentials |
| GRB-45-6 - CLEPA presentation on Regulation No. 59 |
| GRB-45-5 - (Germany) Road surface characteristics and tyre road noise |
| GRB-45-4 - (Netherlands) Noise abatement: costs and benefits |
| GRB-45-3 - (ASEP IG Chairman) Report of the GRB informal Working Group on ASEP |
| GRB-45-2 - (Japan) Road vehicle noise reduction by low noise road surfaces in Japan |
