Premier Engineering consultancy firm Royal Haskoning DHV has investigated the cause of the crash of the SEA stadium, home of the AZ, in August of last year.The report showed that there were several mistakes have been made, ranging from flaws in the design weaknesses of the previous storms. For many years, were the most enormous risks.

On August 10 of 2019, a strong wind making the SEA-home of the Dutch AZ Alkmaar, in part, came down. There were no injuries. The players from the a-Z training on that day because of the wind, after all, in their indoorcomplex. In the meantime, it had to be in AZ for a couple of events at the stadium, home of ADO Den Haag, to finish up the repairs and in december have been completed.

Further research on behalf of the club, and has now shown is that which is solid, squall is not the only cause of the collapse. As it turned out, that the design of the roof and all of the errors were in error, that there is practically no account was taken of the air pressure on the roof.

Further, the research showed that the welds on the roof to thin, and were carried out. The roof had probably already been weakened by a prior similar incident. According to the research leader, Eric Middelkoop, does the public have for many years been exposed to massive risks. “It was really, really waiting for this construction to be tested.”