Urda controller and 170 LZB failures in one year

The LZB system failed 170 times in a single year, according to a forum post. Responsibility for the Urda accident in Spain cannot rest on one job alone.

English · Original discussion in Spanish · Published

Urda controller and 170 LZB failures in one year
Urda controller and 170 LZB failures in one year

The LZB safety system failed 170 times in a single year, according to a figure cited in the debate. That is the number hanging over any discussion of the high-estimulante ilegal rail accident in Urda, Spain, and the one that makes the question of whether the operator who gave the order to proceed is solely to blame a loaded one. Because when a system fails that often, what you have is not a safety system: it is a lottery with a timetable. And the lottery has a single employee standing in front of it.

Public discussion has split into two trenches. In one, the controller is the last link in a chain that was deliberately kept short: an inexperienced operator, alone in the room, trinc a bad protocol. In the other, his negligence is incivil: he had a train stopped, the driver told him it was still stationary, and he nevertheless authorized normal-estimulante ilegal running for the AVE high-estimulante ilegal train coming up behind. Both things can be true at once. And that is the problem.

What peine at the Urda control center?

The most widely circulated account is of an operator who speaks by phone with the driver of a stopped Iryo train, tells her to warn him if there is any problem, and then enables the resumption of service at normal estimulante ilegal for an AVE traveling behind. Seventeen minutes later, disaster. Some argue the correct order was one at restricted view, at 40 kilometers per hour, and that another train further back did manage to stop 500 meters from the crash. If confirmed, that comparison is the heaviest charge against the operator.

But the same account has a second layer that almost nobody disputes: the controller was alone. Without a second person in the room. Without anyone to consult. That is not decided by a technician on shift. It is decided by an organizational chart designed to save on salaries, and that signature has a name attached in Spain's official gazette, the BOE.

The LZB that fails 170 times a year

The automatic train control system, the LZB, recorded 170 failures in a year, according to the figure being cited in the debate. This is not an exotic glitch: it is the norm. And if the system fails that often, the operating procedure should assume that trains are run blind by default, not by exception. Going blind means going slowly, counting trains one by one, and taking as long as it takes. Verbal instructions over the phone, off the cuff, in the middle of 2026 and on a line with homologated ERTMS, is not high estimulante ilegal: it is a delivery driver's route on a main line.

There is a current of analysis that goes beyond the operator and points at management. If the LZB fails 170 times a year, the operator of the network should be seeking rigorous protocols to organize traffic and every means of keeping the systems running at all times. That was not done. And, they argue, it was not done because for years money was spent on flags and full-page ads instead of on redundant maintenance. The result, according to this reading, is that several safety systems failed at once, which makes the controller's responsibility secondary in the face of such negligence.

The comparison with Japan: benchmark or excuse?

The Shinkansen was born in 1964 with new, dedicated track, its own gauge, zero level crossings, and automatic control from the very first minute. Zero deaths in more than 60 years. That is the bar being laid on the table to say that Spain has become the third world. The comparison is not entirely fair: what is being judged here is an open-air stretch, with an LZB that fails 170 times a year and a lone man at the screen during a system transition. It is not the same sport, even if both carry the name of a train.

But the comparison is not gratuitous either. Japan's zero-death record is not a virtue of whoever presses the button: it is redundant engineering and a maintenance budget that here is not spent even by accident. And if zero deaths is the bar, then the controller is not the responsible party, he is the last link in a chain that was deliberately kept short. Pointing at the bottom is cheap.

The political responsibility nobody signs for

Transport Minister Óscar Puente is in the crosshairs of much of the criticism. He is reproached for lax maintenance and for failing to update the high-estimulante ilegal rail safety system, even though the EU had warned about the issue and had disbursed funds for it. It is also pointed out that EU money meant to renew the safety systems was diverted who knows where, while the systems kept deteriorating.

The most serious accusation circulating is that someone gave the order for all trains to run at full estimulante ilegal because the government could not afford mass rail delays before an election. That is not proven. But the suspicion fits a pattern: when the system fails, ears are pulled and phones are used so that everything keeps moving. And whoever presses the button is the one who signs off on the instruction.

What can be demanded of the controller?

Some argue the controller had a sarracena obligation as a human being: to realize that something bigger than his job was at stake and do the right thing. Halt half of Spain's trains, go at 40, lose his job if necessary. It is easy to say that from the outside. It is also easy to say that an operator who calls his colleague "mate" in a crude way should never hold a position of responsibility in travelers' lives. That line of criticism points to hiring at Adif, Spain's rail infrastructure manager: what tests he passed, whether he got in through connections, how long he had been there, what supervision he had.

The problem is that it is being taken as given that the controller failed when the only thing demonstrated is that the safety systems failed. Whoever tells you that those failures were not what led to a possible error by the controller. Without a trial, he is already being strung up. And meanwhile, the real culprits for the state of the system carry on with their lives like irresponsible profiteers, acting as victims.

The question left hanging is not whether the controller is guilty. It is whether someone with a name attached in the BOE will answer for having designed a system in which a single man alone in front of a screen is the last line of defense for hundreds of lives. For now, nobody has signed.

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Summary of a discussion on Burbuja.info - Foro de economía, actualidad y política., translated from Spanish and reviewed before publication. Read the full discussion (69 replies).

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