Show:
Scaffold 1
Safety 1
Safety 2
Scaffold 2
Potpouri
100
Wood scaffolds and are to be constructed of this type of material
What is unpainted / dressed / sound cross grain lumber
100
A main safety problem found on commercial construction sites that causes injury and death.
What are excavations / falling / temporary support
100
How far must workers and materials remain from live overhead power lines
What is 7m
100
Scaffolds are not designed to take this type of load
What is a dynamic load
100
The maximum load for heavy duty scaffolds
What is 367 kg/m2
200
The most versatile scaffold system
What is tube and clamp
200
The best form of defense against impalement
What is fall arrest then wooden trough
200
What material should not be used for scaffolding planks?
What are portable ladders, wood I-joists, and 38 mm lumber.
200
A scaffold plank must have cleats when sloped at this ratio
What is 10
200
This type of sling/hitch tightens as a load is lifted
What is a single choker hitch
300
The percentage of ties that must be positive
What is 50%
300
This should be used when guiding a cumbersome load in a suspended state
What is a tag line
300
This process gives additional support to existing building foundations
What is underpinning
300
A component used in tube and clamp scaffold that reinforces the same component type
What is a check clamp
300
Loads on scaffolds should be placed over
What are transoms
400
These increase the base dimension of a free standing scaffold
What are outriggers
400
This number of workers are permitted to ride on hoisted materials
What is ZERO
400
The height at which guard rails are required
What is 3m
400
An angled/sloped section of a scaffold used to increase the base:height ration of a scaffold
What is buttressed scaffold
400
When using a ladder to access scaffolding what 3 guidelines must be met?
What is 4:1 ratio, 1m. extended above deck, secured at the top, and meets OHS for portable ladders.
500
This shoring system is used when an unobstructed excavated job site is desired
What is a Tieback System
500
A truss like component used in scaffolding to span openings.
What is a putlog?
500
Used to secure free standing scaffolds with base to height ratios of greater than 3:1 when ties are not available
What is guying/guy wires
500
A type of brace used to keep scaffolding square and prevent shunting?
What is a gooser bar or plan brace
500
The intersection of a transom and a standard
What is a node point