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Re: Southern rail strike talks to be held on second day of commuter misery
Quote:
Originally Posted by Stuart
No, you don't. The law requires that any train that runs underground (this also applies on the DLR, most of which is less than 30 years old, and all of which is less than 40 years old) has at least one member of staff aboard to help with evacuations in tunnels. Which actually does have some logic to it, as if the train is evacuated in a tunnel, the passengers are going to be walking along, in the dark, a few centimetres away from a rail carrying at least 750Kv so really should have someone who is trained with them.
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Actually two rails one at +330V DC and the other at -330V DC. Still electric chair power though. 
FYI the rails are "floating" so a short from one to ground (Cast Iron Tunnel linings) does not stop the system from running trains in that section.
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