| Session 4A | Track 4 – Green Design & Technology for Rail Transit Systems |
| Date/Time | Thursday, 21 October 2010 / 12:00 |
| Venue | Compass Central Ballroom |
| Chairperson | Er Melvyn Thong Deputy Director, Mechanical & Electrical Services Land Transport Authority of Singapore |
| Building Sustainable Urban Transport Systems for Asia |
| Sustainable Tram Development |
| How to Increase Energy Efficiency of DC-traction Power Supplies |
