PRACTICAL. RESPONSIVE. EXPERT CONSTRUCTION ENGINEERING CONSULTANTS SINCE 1985

Do You Know Suspended Scaffolds?

Are you familiar with suspended scaffolds?  Do you know the difference between a suspended scaffold and a hanging scaffold?  Well, here’s a chance to show your friends and neighbors how well you know suspended scaffolds.  Take this quiz and see if you are the best of the best.

The answers are at the bottom of the page—no cheating!

 True or False

  1. ____A suspended scaffold is the same as a hanging scaffold.
  2. ____Outrigger scaffolds are one type of suspended scaffolds.
  3. ____You don’t need to utilize personal fall protection on a Multi-point Suspended Scaffold.
  4. ____Suspended scaffold users do not need any training if they are not operating the hoists on a suspended scaffold.
  5. ____Access is not required for a suspended scaffold.
  6. ____Counterweights for a cantilever beam can be ice or Jell-O.
  7. ____The safety factor for wire suspension ropes is at least 8.
  8. ____Counterweights cannot be used to stabilize outrigger beams on Mason Multi-point suspended scaffolds.
  9. ____Guardrails are not required on two point suspended scaffolds if all the occupants are wearing personal fall arrest   equipment.
  10. ___Guardrails or equivalent are required on Boatswains’ chair scaffolds.
  11. ___Outrigger beams secured directly to the roof do not require tiebacks.
  12. ___Suspended scaffolds shall be designed by a competent person and installed under the supervision of a qualified person, competent in scaffold erection.
  13. ___Vertical pickup means a rope used to support the horizontal rope in catenary scaffolds.
  14. ___Tiebacks only need to be one half the strength of the suspension ropes since they are there for back-up, not suspension.
  15. ___Sand can be used as a counterweight provided it is in a sealed strong metal container.

 

Now for the tough part, fill in the blank!

  1. When wire rope clips are used on suspension scaffolds, there shall be a minimum of ________ installed per connection.
  2. A stage rated for two workers or 500 pounds can support ________workers.
  3. Ropes shall be inspected for defects by a competent person prior to each ___________.
  4. Manually operated hoists shall require a _________crank force to descend.
  5. Wire rope clips shall be installed according to the __________recommendations.
  6. A two-point suspended scaffold is supported by _________ suspension ropes.
  7. Two-point suspended scaffold platforms shall not be more than ______inches wide unless it is designed by a ________person to prevent _________conditions.
  8. Suspension scaffold means one or more platforms suspended by _____ or other _______means from an overhead structure.
  9. The toprail of a suspended scaffold guardrail system must be able to withstand a force of at least ________pounds.

 

True or False Answers:

  1. False.  A hanging scaffold is constructed with rigid tubes while a suspended scaffold hangs from ropes.
  2. False.  Outrigger Scaffolds are a type of supported scaffold.
  3. True.  You need to install a guardrail system.
  4. False.  All scaffold users need training.
  5. False.  Proper access is required for all scaffolds.
  6. False.  The ice may melt and you might eat the Jell-O.
  7. False.  The minimum safety factor is 6.
  8. True.  The beams must be anchored to the supporting structure.
  9. False.  A guardrail system and PFE is required.
  10. False.  How do you attach a guardrail to a chair?
  11. True.
  12. False.  Suspended scaffolds shall be designed by a qualified person and installed under the supervision of a competent person, qualified in scaffold erection.
  13. True.
  14. False.  Tiebacks must be equal in strength to the suspension rope.
  15. True.  While not recommended, as long as the sand cannot leak out, it’s okay.
Fill in the Blank Answers:
  1. 3
  2. Depends on the weight of the workers.  You can put 5 on if they only weigh 125 pounds each.  Alternatively, if Bubba weighs 400 pounds, only he can be on it.
  3. Workshift.
  4. Positive.
  5. Manufacturer’s
  6. 2
  7. 36, qualified, unstable
  8. Ropes, non-rigid
  9. 100

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