Railway Safety Notification System and Device with Track and Direction Information

A method for altering a worker to potential danger, the method comprising:

• equipping a worker with a personal notification unit (PNU);
• equipping a vehicle with a vehicle communication unit (VCU);
• establishing a work zone in a tunnel comprising opposing walls and a pair of tracks;
• wherein, one of said pair of tracks is offline;
• and
• wherein, one of said pair of tracks is open;
• said VCU reflecting signals off both said opposing tunnel walls;
• said VCU determining relative proximity of both said opposing tunnel walls to said vehicle based on said reflected signals;
• said VCU determining a direction of travel of said vehicle on said open track by determining which of said opposing tunnel walls is closer to said vehicle based on the determined proximity;
• said VCU transmitting vehicle information, said vehicle information including said direction of travel of said vehicle, to said PNU in said work zone.