Burj Dubai , inside the BMU on the Tier 19 , 10 November 2009 Burj, Dubai CoxGomyl is now commissioning the final systems on the higest building in the world the 818 Meter Burj Dubai A total of 18 machines have been delivered to the building and the higest operating BMU in the world working at 715 meters ( www.coxgomyl.com )