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Scaffolding Slides Table of Contents
 
  1. Scaffold Title Slide
  2. Scaffolds are used throughout construction and have been in use since the building of the pyramids
  3. The Statue of Liberty, one of the more famous scaffolds of our time.
  4. This is a bamboo scaffold used on a multi-story building in Asia.
  5. A close-up of the bamboo scaffold in slide No. 4.
  6. European style pipe scaffold at a power plant being constructed in Asia (similar to tube and coupler/clamp scaffold use in USA).
  7. Climbing of end frames is not safe access.
  8. The climbing of scaffold cross braces is strictly prohibited by 1926.451(e).
  9. Welded frame scaffold with interior ladders for access.
  10. Safe access for mobile scaffolds?
  11. This is the same scaffold as shown in slide No. 10.
  12. No guardrails on the open ends of this scaffold.
  13. Cross bracing can be used in place of the top rail or the mid rail under certain conditions.
  14. This directional change is not at a right angle.
  15. A top view of the scaffold shown in slide No. 14.
  16. What's wrong with this scaffold?
  17. Gaps as big a 3 feet in the scaffold platform as it goes around the column creates fall hazards through the platform.
  18. This scaffold is on a city sidewalk and they are using a saw horse to increase the working height of the scaffold.
  19. Two-point suspension scaffold with a personal fall arrest system.
  20. Two-point suspension scaffold with a PFAS.
  21. Is this scaffold too close to the powerlines?
  22. Different view of slide No. 21.
  23. Utility company (in the bucket truck) is "shielding"  these powerlines.
  24. Scaffold is less than 3 feet from the powerline for this house service.
  25. One of the steel outriggers for this 2-point suspension scaffold is on top of an orange electrical (extension) cord used to energize portable grinders used from the scaffold.
  26. Good example of a scaffold that has been engineered.
  27. A good example of a scaffold that was designed by a competent and qualified engineer.
  28. Gin wheels are used to raise/lower light loads for a scaffold.
  29. This frame scaffold was erected on an uneven and unstable surface.
  30. This slide is a great example of WHAT NOT TO DO for scaffold bases and sills.
  31. This is an example of good sills being used.
  32. This is another Rolling Tower coupled to another Rolling Tower scaffold by way of a pick.
  33. This is a great example of what can happen when construction workers fail to understand the site for the scaffold erection and base plates are not used.
  34. A contractor attempted to install these cross braces AFTER the scaffold was erected.
  35. This breaks the rule, "Four times the minimum base dimension (4:1) you must tie, guy, or brace the scaffold."
  36. This is an example of a wood strut holding the scaffold away from the building (PUSH), and using tie wire to tie it to the building (PULL).
  37. Unstable scaffold
  38. A scaffold at a church being constructed in Tennessee.
  39. Damage to a welded frame scaffold leg (excessive rust, bent, etc.).
  40. Bad planking
  41. This scaffold is five bucks high and not tied to anything.
  42. What causes mobile scaffolds to fall? Debris, bad housekeeping, etc.
  43. Same as No. 42.
  44. Two-point suspension scaffold without midrails, toeboards and mesh.
  45. Two-point suspension scaffold suspended from parapet hooks.
  46. Badly damaged rope used for parapet hooks/clamps or outrigger tie backs.
  47. Lifelines or rope for tie backs secured to a stand pipe!
  48. Suspension cables for suspended scaffolds MUST be inspected by a competent person.
  49. This is an example of a good parapet hook used with cribbing and properly tied back.
  50. Two-point suspension scaffold suspended from outriggers with counterweights.
  51. This is a shore or lean to scaffold and it is not permitted to be used per OSHA or ANSI.
  52. These next two slides can be used as a work shop.
  53. A closer look at the previous scaffold.
  54. Welded frame scaffold diagram.
  55. Mobile tower scaffold diagram.
  56. Two-point suspension scaffold diagram.
  57. Slide 57
  58. Slide 58
  59. Slide 59
  60. Slide 60
  61. Slide 61
  62. Slide 62
  63. Slide 63
  64. Slide 64
  65. Slide 65
  66. Slide 66
  67. Slide 67
  68. Slide 68
  69. Slide 69
  70. Slide 70
  71. Slide 71
  72. Slide 72
  73. Slide 73
  74. Slide 74
  75. Slide 75
  76. Slide 76
  77. Slide 77
  78. Slide 78
  79. Slide 79


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