Delhi Metro's Phase 4 expansion project includes PSD installation for safety and crowd management.

Delhi Metro's Phase 4 expansion project includes installing Platform Screen Doors (PSDs) in all corridors to improve passenger safety and crowd management. Elevated stations will have half-height PSDs, and underground stations will feature full-height doors. The 40-km underground corridor will be equipped with these doors, while the Phase 4 project aims to open three priority corridors totaling 65 km by 2026.