Transcription of LONG SPAN STRUCTURES: PART 1
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LONG SPAN STRUCTURES: PART 1
LONG SPAN STRUCTURES: PART 1 Mircea GeorgescuLecture 18: 02/03/2017 European Erasmus Mundus Master CourseSustainable Constructions under Natural Hazards and Catastrophic Events520121-1-2011-1-CZ-ERA MUNDUS-EMMC L10 Mechanical properties of cast iron, mild iron and steel at historical structuresEuropean Erasmus Mundus Master Course Sustainable Constructions under Natural Hazards and Catastrophic EventsLong Span General about long span structures. History and Rigid space Flexible space -Rigid-flexible combined space 1 LONG SPAN STRUCTURESL10 Mechanical properties of cast iron, mild iron and steel at historical structuresEuropean Erasmus Mundus Master Course Sustainable Constructions under Natural Hazards and Catastrophic EventsLong Span General about long span structures [2] Definitionof long span building [2]: Buildings that create unobstructed, column-free spaces greater than 30 m (100 feet) for a variety of functions / activitiesExamples of relevant activities.
• Examples: • 1922: Airship hangar US Navy-New Jersey -79 m span • 1924: the first hemispherical single-layer latticed shell, made of steel (pig iron) was built in Zeiss Planetarium, Germany • 1925: the first reinforced concrete thin-shell structure with a diameter up to 40 m was built in Jena, Germany
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