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BCT 100

BCT 100. Overview of the Construction Industry. Structural Failure (continued). Strength of Materials Failure Engineering / Design Error Poor Construction Unauthorized Substitution Loadings Applied that were not Considered. Three Examples. John Hancock Tower, Boston

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BCT 100

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  1. BCT 100 Overview of the Construction Industry

  2. Structural Failure (continued) • Strength of Materials Failure • Engineering / Design Error • Poor Construction • Unauthorized Substitution • Loadings Applied that were not Considered

  3. Three Examples • John Hancock Tower, Boston • Hyatt Regency Hotel, Kansas City • Citicorp Tower, New York City

  4. John Hancock Tower, Boston Pei Cobb Freed Associates, Architects

  5. Hyatt Regency Hotel, Kansas City

  6. Citicorp Tower, • New York City

  7. Photo with plywood for windows

  8. Kansas City Hyatt Regency, 1981

  9. Kansas City Hyatt Regency, 1981

  10. Kansas City Hyatt Regency, 1981

  11. Kansas City Hyatt Regency, 1981 • 1. Undersized Structural Members

  12. Kansas City Hyatt Regency, 1981 • 2. Substitution of Design without Check

  13. Citicorp Tower in NYC

  14. Citicorp Tower in NYC sits on four huge columns that are not at the corners

  15. Citicorp Tower in NYC. Every eight floors is supported by a huge truss.

  16. Citicorp Tower • Under Construction • Note the Truss Construction on the Tower Shaft

  17. The Engineer, William LeMessurier

  18. Catastrophic Structural Failure

  19. Catastrophic Structural Failure

  20. Tacoma Narrows Bridge, Tacoma, WA • Galloping Gertie

  21. Tacoma Narrows Bridge, Tacoma, WA • Opening Day Ceremony

  22. Tacoma Narrows Bridge, Tacoma, WA • High Winds Cause Oscillation in the Bridge Deck

  23. Tacoma Narrows Bridge, Tacoma, WA • High Winds Cause Oscillation in the Bridge Deck

  24. Tacoma Narrows Bridge, Tacoma, WA • Bridge Design Magnifies Oscillation. • Bridge Tears Itself Apart

  25. Charles de Gaulle International Airport • Paris, France • Reinforced Concrete ‘Tube’ Structure

  26. Charles de Gaulle International Airport • Paris, France • Exterior Glass Cladding

  27. Charles de Gaulle International Airport • Paris, France • Reinforced Concrete ‘Tube’ Structure • Section thru Terminal Building

  28. Charles de Gaulle International Airport • Paris, France • Reinforced Concrete ‘Tube’ Structure

  29. Charles de Gaulle International Airport • Paris, France • Reinforced Concrete ‘Tube’ Structure

  30. Charles de Gaulle International Airport • Paris, France • Reinforced Concrete ‘Tube’ Structure

  31. Charles de Gaulle International Airport • Paris, France • Reinforced Concrete ‘Tube’ Structure

  32. Charles de Gaulle International Airport • Paris, France • Reinforced Concrete ‘Tube’ Structure

  33. L’Ambiance Plaza, Bridgeport, CT

  34. L’Ambiance Plaza, Bridgeport, CT

  35. Structural Failure usually occurs surprisingly quickly

  36. Slight changes in design or installation can mean the difference between success and….

  37. Structural Collapse

  38. Hartford Coliseum, Hartford CT • Roof Collapse

  39. Hartford Coliseum, Hartford CT • Roof Collapse

  40. B and O Railway Roundhouse • Roof Collapse due to snow load

  41. Understanding prevailing winds and snow loading

  42. Understanding prevailing winds and snow loading

  43. Understanding prevailing winds and snow loading

  44. Ice Accumulation on a telecommunications tower in Kansas

  45. Snow and Ice Damage on a smaller scale

  46. Water Infiltration as a demolition tool

  47. Minneapolis MI Freeway Bridge

  48. Minneapolis MI Freeway Bridge

  49. Minneapolis MI Freeway Bridge

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