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julik • today at 9:37 AM • 1 reply • view on HN

So they have lineside signaling as backup but it does not have blocks? That looks like misengineering, wow. Some reports said that the renfe train rolled for 25km - if this is what their fallback is like - it is absolutely inexcusable. Oh my...


Replies

1718627440 • today at 12:25 PM

No, the line based control system is the normally used one, because it is required for high-speed. But both systems are safe on their own. I explained it in more detail here: https://news.ycombinator.com/item?id=50298796

> Some reports said that the renfe train rolled for 25km - if this is what their fallback is like - it is absolutely inexcusable. Oh my...

I do not know what you mean with that, and what "rolling" would mean here.