PowerPoint Presentation - The World Trade Center Complex - PowerPoint演示文稿-世界贸易中心—.ppt

Attack On AmericaThe World Trade Center ComplexNew York, NY September 11th, 2001 Facts - I WTC Complex: Consist of Seven Buildings Owner: Port Authority of New York and New Jersey Architect: Minoru Yamasaki Associates Engineer: John Skilling Les Robertson,  based in Seattle  Contractor: Tishman Construction Company Ground Breaking: August 5th, 1966 Opened: April 4th, 1973 Facts - II Dimensions: 200 feet Tower sides. Total area : 12 million square feet 40,000 sq ft per floor Height: 110 stories high, 1368 and 1362 feet.  (417 and 415 meters). Elevators: 239 elevators and 71 escalators Earth work: 1.2 million cubic yards were excavated Facts - III Steel: 200,000 tons Concrete: 425,000 cubic yards Windows: 43,600 windows 600,000 sq ft of glass Cooling: 60,000 tons of cooling capacity Antenna: 360 feet high Capacity: 50,000 Employees Satellite Photo - Lower Manhattan ManhattanPrior to Attack WTC – Looking Up Flight Pathsof Attack Satellite Photo of NY NJSmoke from Burning Towers South Tower Blast Both Towers - Burning South Tower Collapsing Falling Bodies Lone Man - Fleeing Car on its End SkylineBefore After Attack WTC Bldg # 7 * * WTC AA Flight 11 Boston to LAX Hit the North Tower at 8:45 AM United Flight 175 Boston to LAX Hit the South Tower at 9:03 AM UAL Flight 175 Hitting South Tower AA Flight 11 Hit the North Tower From Brooklyn Bridge From Empire State Building Avalanche *