"The problem, press representatives previously said, was that 301 Mission had been built on top of sand as opposed to bedrock, lending its infamous tilt. "<p>And now fully anchored to bedrock. Modern engineering for you.
Meta: In Millennium Towers, as with competing standards, there are 15 to choose from (at this writing):<p><<a href="https://en.wikipedia.org/wiki/Millennium_Tower" rel="nofollow">https://en.wikipedia.org/wiki/Millennium_Tower</a>><p>(Obxkcd: <<a href="https://xkcd.com/927/" rel="nofollow">https://xkcd.com/927/</a>>)<p>Discovered en route to looking up background on the SF tower, engineering problems, and fix(es): <<a href="https://en.wikipedia.org/wiki/Millennium_Tower_(San_Francisco)#Underpinning_Millennium_Tower" rel="nofollow">https://en.wikipedia.org/wiki/Millennium_Tower_(San_Francisc...</a>>