1.2 Development of tall buildings YingXian Pagoda, Chicago,USA Built:in 1891 Built:in 1056 wall 2B副hick at groun Post and beam rea at the Stll existed ELEVATOR ln1889, the Eiffel Tower was established buiding aved the way for tall Building Uses Status: monument Sonetrnuction 187 conference 1889 observation estaurant Structural Types 2 wer Floor Aroa: 5 本课件版权归作者所有，仅供个人学习使用，请勿转载。2 1.2 Development of tall buildings YingXian Pagoda， Timber Tower, Shanxi, China Built: in 1056 Height: 67m，9 stories Plan: octagon Systems: Post and beam Still existed Board of Trade Building, Chicago, USA Built: in 1891 Height: 64m，17 stories Plan: rectangular Systems:Masonry wall 7 ft (2.13 m) thick at ground level. The area of walls of this building is 15% of the gross area at the ground floor. ELEVATOR In 1885, the OTIS elevator was first used in the high rise building Then, paved the way for tall buildings not only for height but ease of construction. Today’s construction elevator In 1889, the Eiffel Tower was established Status: built Construction Dates Started: 1887 Finished: 1889 Floor Count: 3 Basement Floors: 2 Floor Area: 41,950 m² Building Uses • monument • communication • conference • observation • restaurant Structural Types • tower • truss Materials • steel 本课件版权归作者所有，仅供个人学习使用，请勿转载