The airplane crash at the "Pirelli" tall building

This paper is meant to deliver an overview on the damages and the following repairs of the structures of the 26th and 27th floor due to the airplane accident occurred on April, the 18th 2002. An aircraft 112 TC Commander impacted the facade of the Pirelli skyscraper getting into the building, where its gasoline tanks exploded. The first part of the paper focuses on a simplified analysis with the aims of evaluating the blast impulse and the peak pressure caused by the explosion on the floors structures. Then, a description of the realignment of the deck and the repairing operations are briefly summarized.