The system includes, for each worker (12a, 12b, 12C),A first protection device (18) includes a first geographic location device (20) and a first geographic location device (22) d ', which includes location information (18) of the first protection device,For each railway vehicle (28): - the second protective device () includes a second geographic location device (32) and a second receiving device (34), and a control device () determines the first distance between the first protective device () and the railway (16) And the second distance between the first protection device and the second protection deviceThe controller (42) is configured to activate the emergency braking device (40) when the first distance is less than the safe distance and the second distance is less than the braking distance (D1).
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