UIC Train–Track Interaction (TTI) Sector Plenary Meeting

The upcoming UIC TTI Sector Plenary Meeting will take place in Málaga, Spain, combining the traditional biannual Steering Committee with a renewed, strategic focus on the future of train–infrastructure interaction.

Please find below information about Málaga: information_about_malaga.pdf

This two-day event will bring together international experts from railway undertakings, infrastructure managers, research institutions, and academia. It includes a dynamic mix of technical visits, invited speaker sessions, and strategic workshops, all designed to strengthen the global TTI community and align its priorities with the real needs of the railway sector.

Main thematic areas include:

• SWG Acoustics and Aerodynamics
• SWG Railway Dynamics and Gauges
• SWG Pantograph–Catenary Interaction

PROGRAMME

Day 1 – 17 September 2025

08:00-13:00 Technical visit The visit will be to multiple-gauge S&C (Loja), a track-gauge changer as well as the track maintenance facilities (Antequera).

13:00-14:30 Lunch Joint TTI & TEG coordination lunch, focused on collaboration and synergy opportunities.

14:30-15:00 Point 1. Welcome remarks and general information

1.1 UIC TTI chairman welcome and ADIF welcome Anup Chalisey and ADIF will open the meeting.

1.2 Short round table Short introduction from the attendants to the meeting.

1.3 General remarks and UIC news Rosa Casquero and Jorge Suárez. General information on the meeting and UIC.

15:00-15:45 Point 2. Key invited session TTI sector - looking forward. Anup Chalisey. RSSB Flying ballast. Miguel Rodríguez. ADIF

15:45-16:00 Coffee break

16:00-18:00 Point 3. SubWGs parallel invited sessions SWG Pantograph-Catenary

1. Pantograph testing for simulation models. Manuel Tur. Polimi-UPV-Huddersfield 2. Investigate pantograph-catenary interaction issues in neutral zones. Mehdi Dib. RAIL ELECT Spa - Groupe GCF(SNTF) 3. Current Developments in Rigid Catenary–Pantograph Wear Reduction: Insights from the University of Málaga. Vid Bacic. Universidad de Málaga.

20:00 Social Dinner Self-paid. Málaga beach.

The dinner will take place on 17 September at 20:00 at Chiringuito La Campana (Málaga). 📍 Location: https://maps.app.goo.gl/aFD5Wc4MyqJ6YLu2A

________________________________________

Day 2 – 18 September 2025

09:00-10:45 Point 4. Workshop on TTI strategy Parallel working sessions on the different TTI SubWGs Identifying key topics and building the Mission and Vision. SWG Railway Dynamics and Gauges. SWG Pantograph-Catenary. General session to exchange each SubWG’s conclusions.

10:45-11:00 Coffee break

11:00-11:30 Point 5. Opt-In 2026 Reminder and preparation of proposed opt-ín projects for 2026

11:30-12:00 Point 6. Ongoing projects update The status of ongoing projects will be briefly presented.

• P384/ HARMO-TRACK project, which aims to harmonise data formats and thresholds

• P652/ CROSS-T project aimed at ensuring safe train operations when crossing in mixed

• P653/ AERONOISE project, which focuses on developing an improved noise emission

• P703/ DYNMEASURE project, which aims to identify the right framework for application

• P849 / CONFORCES project, which aim to validation of measurements of the Wheel-rail contact forces through instrumental wheelsets for UIC Leaflet 518 homologation purposes

12:00-12:20 Point 7. Migration plan Follow-up and decision on revision of leaflets and IRS

12:20-12:45 Point 8. AOB and Next Meeting dates

• Next meeting

12:45-13:00 Final remarks and closure Anup Chalisey, Chairman for the TTI Sector.

13:00-14:00 Lunch Lunch at the Málaga TechPark

PRESENTATIONS

REGISTRATION