Most deaths on site are caused by:
Falling from height
The type of accident that kills most construction site workers is:
Falling from heights
The main cause of deaths on construction sites is…
Falling from heights
How many people should be working on a ladder at one time?
One
Ladders should be set at a slope of approximately:
1 out for every 4 up
Why should aluminium ladders be kept away from wet lime or cement?
It may corrode the ladder
Before being used, a ladder should be inspected:
By the user
Ladders should be:
Tied or footed AND at the right angle AND in good
condition
A ladder giving access to a scaffold can generally be safely used, provided that:
It is tied and extends at least 1 metre above the platform
What is the ideal angle for a ladder against a wall and floor?
Four metres up for every metre out from the wall
The rung of a wooden ladder has started to split, what should you do?
Do not use it, tell your supervisor
Ladders should not be painted because:
The paint may cover a defect or damaged part
of the ladder
When can you work from a ladder?
For short periods and then only if it is safe to do so
When working above public areas, what should be considered?
The danger of falling materials
A scaffold tower must be erected by:
A trained and competent person
What is the minimum height of the top guard-rail of a scaffold above the edge from which someone is liable to fall?
950mm
A working platform used for construction work, and from which a person could fall 2 metres or more, must not be used
unless it has been inspected (and a report is subsequently prepared) by a competent person:
Within the previous seven days
On a mobile elevating work platform, what should you attach your safety harness to?
A secure anchorage point inside the platform
You have been asked to operate a cherry-picker (mobile elevated work platform) when it is very windy. What should your
FIRST consideration be?
Does the wind-speed make it unsafe to use the machine
If you have to work at height and it is not possible to erect a scaffold, or use any other type of working platform or
mobile elevating work platform, then you should:
Wear a harness and lanyard at all times
When working on a roof that has fragile, clear-plastic panels, what is the best way of preventing falls through the panels?
Cover the fragile panels with a strong material and
secure the covers to stop them being dislodged
When working on a roof that has fragile, clear-plastic panels, what is the best way of preventing falls through the panels?
Crawling boards should always be used
Half the deaths on construction sites are caused by which one of the following?
Falls from heights
What should you do if your work activity requires you to wear a full body safety harness and one is not available?
Stop work immediately and tell your supervisor that you
do not have the correct PPE
