Unit 1 technological process

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Unit 1 technological process

  1. 1. Unit 1.- TechnologicalProcess<br />Practicalexample: BRIDGES<br />I.E.S. SANTA ROSA DE LIMA<br />TECNOLOGÍA 2º ESO<br />
  2. 2. Identifytheproblemornecessity.<br />Searchforinformation.<br />Design and construction.<br />Evaluation of whathavebeenconstructed.<br />Steps of technologicalprocess<br />
  3. 3. 1.- Identifytheproblem<br />Problem: Cross a riverfromonesidetotheotherside<br />
  4. 4. Additionalproblems:<br />¿Isittoodeeptocrossbyfeet?<br />¿Istheretoomuchwaterstreamorcoldtemperaturetocrossswimming?<br />1.- Identifytheproblem<br />
  5. 5. PossibleSolutions:<br />a) A boatorcanoe b) A bridge<br />2.- Searchforinformation<br />
  6. 6. We look forinformationaboutdifferentkind of bridges:<br />2.- Searchforinformation<br />Girder bridge<br />Rope Bridge<br />Arc bridge<br />Triangulate<br />bridge<br />
  7. 7. We look forinformationaboutdifferentkind of bridges:<br />2.- Searchforinformation<br />Suspension Bridge<br />Cable-stayed bridge<br />
  8. 8. Drawingtheplans (CAD tools):<br />3.- Design and Construction<br />
  9. 9. Simulationtests (CAE tools):<br />3.- Design and Construction<br />
  10. 10. Constructionplanning:<br />3.- Design and Construction<br />
  11. 11. Load tests:<br />4.- Evaluation<br />Dynamic Test<br />Static test<br />
  12. 12. Tacoma Narrows Bridge<br />
  13. 13. Tacoma Narrows Bridge<br />Firstdesignby Clark Eldridge (11$ million).<br />Anotherdesign, byLeonMoisseiff, waschosen, reducingthe total cost (8$ million).<br />Features:<br />Total length of 1600 metres.<br />Mainspan of 853 metres.<br />Thefirstonebuiltusingplategirders.<br />Collapsedfourmonthsafteritsopening.<br />VIDEO<br />
  14. 14. Tacoma Narrows Bridge<br />Afteritscollapse, the new Tacoma Narrows Bridge, built in 1950, replacedplategirdersbyaddingtrusses.<br />
  15. 15. In 2007 itwas open tothetraffic new Tacoma Narrows Bridge.<br />Tacoma Narrows Bridge<br />

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