CHAMBLEE, Ga. — A towering office building that stood for 45 years is now a pile of rubble after a planned implosion in Chamblee.

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The 18-story glass tower on Century Boulevard came crashing down in a matter of seconds as crews set off explosives to bring the more than 200-foot-tall building to the ground.

Dave Savignano, owner of Cartersville-based Atlas Demolition, told Channel 2’s Bryan Mims that it takes extensive engineering to place explosive charges strategically and time the detonations.

“And within two seconds, the building should be safely on the ground,” he said.…