Do you know this blue sign? 🟦 If your vehicle stalls at a railroad crossing, the Emergency Notification Sign (ENS) tells you exactly what to do — and who to call. The DOT number pinpoints the exact crossing location, and the phone number listed connects you directly to the primary operating railroad. At NS crossings, it’s our Police Communications Center (PCC) answering the call behind the scenes. This highly trained, always-on team is ready to respond 24/7/365 across our 22-state network. On #