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numbers
Fall Protection
Scaffold parts
System/tube&clamp
potpurri
100
The height at which fall protection is required on scaffolds
What is ten feet
100
The upper most part of a guardrail system
What is top rail
100
connects one frame to another for support.
What is cross brace
100
used to connect tube and clamp tubes that are straight vertical or horizontal
What is right angle clamps
100
type of scaffold supported by cables from above
What is suspension scaffold
200
the minimum distance a plank must extend past a support
What is six inches
200
should be half the distance of the top rail to the platform
What is mid rail
200
placed under screwjacks to help disperse weight
What is mud sills
200
used to connect tube and clamp tubes as a diagnol
What is swivel clamps
200
scaffold usually only few frames high and easily moved from one location to another
What is rolling tower
300
The maximum distance a plank may extend past a support
What is twelve inches
300
part of guard rail system that is considered falling object protection
What is Toe board
300
Inserted into frame legs,helps to level and plumb.
What is screw jack
300
tubes that run paralell to the scaffold to hold uprights together
What is runners
300
horizontally, ties for scaffold must be no more than how many feet apart
What is 30 feet
400
The minimum width a scaffold walkway must be
What is 18 inches
400
the amount of force in any downward or outward direction a top rail must support
What is 200 pounds of force
400
Creates an area outside of the main scaffold for workers to be closer to work.
What is outriggers
400
tubes that run perpendicular across scaffold and hold the weight of planks and material
What is bearers
400
After the first tie in has been made. vertically vertical ties must be no more than how many feet apart
What is 26 feet
500
The maximum distance from the ground to the first rung on an attachable scaffold ladder.
What is 24 inches
500
PFAS
What is personnel fall arrest system
500
used to span long distances from one scaffold to another and create a bridge.
What is putlog
500
The maximum distance allowed between working levels of system or tube and clamp scaffold
What is 6 feet 6 inches
500
The material used in some asian countries to build scaffold
What is Bamboo