Topics of interest for submission include, but are not limited to the following areas of road and rail engineering. In the submission process they are called tracks.
| ROADS & RAILWAYS | |
| Topic title | Abbreviation |
 Traffic Planning and Modelling |
TPM |
| Infrastructure Projects |
IPR |
| Infrastructure Management |
IMA |
| Road Pavement |
RPA |
| Rail Track Structure |
RTS |
| Construction and Maintenance |
CAM |
| Transport Geotechnics |
TRG |
| Tunnels and Bridges |
TAB |
| Structural Monitoring |
STM |
| Computer Techniques and Simulations |
CTS |
| Noise and Vibration |
NAV |
| Innovation and New Technology |
INT |
| Urban Transport |
UTR |
| Electric Transport for a Smart City |
ETSC |
| Integrated Timetables on Railways |
ITR |
| Traction Vehicles |
TRV |
| Vehicles Dynamics |
VDY |
| Traffic Safety |
TRS |
| Power Supply of Transport Systems |
PSTS |