Scaffolding
TRUE/FALSE Wood is a common material used for planking.
FALSE
Give an example of self-propelled mobile scaffolding
Boom or Scissor Lift
Scaffolding fall protection is required starting at ___ ft
10
Improper ladder usage is a major cause of ________ in the construction industry
Injuries
Adjustable Scaffolds must support at least ___ rated load 2 3 4 5
3
Installed when tools and or materials could fall from scaffolds
toe board
___________ must be locked when working on mobile scaffolding
wheels or casters
______ are the leading cause of scaffold injuries/deaths
Ladders must extend at least this far above the upper landing surface
3 feet
Handrails must be able to withstand at least _____ lbs of force 100 200 250 300
200
A ___________ person must be used to inspect scaffolding
competent
TRUE FALSE Mobile Scaffolds must have a daily inspection
TRUE
___________ is the most common cause of scaffolding failure.
What is the 3 point rule relating to ladders?
Must have at least 3 points of contact with ladder at all times, 2 arms 1 foot or 1 arm 2 feet.
TRUE/FALSE Scaffolds must be tied back to the building at a 4:1 ratio or higher.
TRUE
Maximum gap between scaffolding and wall is ____ inches. 8 12 14 18 24
14
FALSE
Standard Guardrails have a top rail of ___ inches high and a mid rail. 36 38 39 42
42
Ladders should be set up with a ratio of _____ for the most stable position.
4 to 1
A ___________ person must be used to inspect scaffolding
Competent
Fixed Scaffolds must support ____ times the rated load.
4
Fall _________ must be used when working from self-propelled mobile scaffolding
Restraint
Scaffold inspections must be done _____________.
Daily or each shift.
19 or more
Handrails are required on steps with at least ____ or more risers. 1, 2, 3, 4
4