| ECE/TRANS/WP.5/GE.4/15 - Annotated provisional agenda for the eighth session (15-16 July 2019) |
| ECE/TRANS/WP.5/GE.4/16 - Report of the eighth session (15-16 July 2019) |
| Road Infrastructure Construction Costs (Mr. Gökhan Macit and Ms. Leyla Ünal, General Directorate of Turkish Highways, Ministry of Transport and Infrastructure of Turkey) |
| Infrastructure cost benchmarking Maintenance and Renewal, LICB (Lasting Infrastructure Cost Benchmarking) (Mr. Teodor Gradinariu, International Union of Railways (UIC)) |
| Terms and definitions related to inland water transport (Ms. Victoria Ivanova, United Nations Economic Commission for Europe) |
