Test Quiz ECS Card – Work at Height

by Cătălin · 31 October 2018

You should have a basic understanding of:
• The importance of using the most suitable access equipment for the task
• Only working from ladders or stepladders when the task is of low risk and short duration
• Safety precautions to be taken when using scaffolds, mobile elevated work platforms, safety
harnesses etc.

WORK AT HEIGHT

Most deaths on site are caused by:

Vehicle movements

Falling from height

Solvent inhalation

Chemical burns

Correct! Wrong!

The type of accident that kills most construction site workers is:

Being hit by falling objects

Falling from heights

Trench collapses

Electrical accident

Correct! Wrong!

Approximately 70 workers each year die on construction sites, the main cause of this is:

Fire

Falls from height

Being run over by plant

Excavation collapse

Correct! Wrong!

How many people should be working on a ladder at one time?

One on each section of an extension ladder

One

Two

Three if it is long enough

Correct! Wrong!

Ladders should be set at a slope of approximately:

1 out for every 3 up

4 out for every 1 up

1 out for every 1 up

1 out for every 4 up

Correct! Wrong!

Why should aluminium ladders be kept away from wet lime or cement?

It will stain your clothes

The ladder may become statically charged

It may corrode the ladder

It will stain the aluminium

Correct! Wrong!

Before being used, a ladder should be inspected:

by the foreman

by the user

By the manufacturer

by the Safety Officer

Correct! Wrong!

Ladders should be:

in good condition

tied or footed

tied or footed AND at the right angle AND in good condition

at the right angle

Correct! Wrong!

A ladder giving access to a scaffold can generally be safely used, provided that:

the foot of the ladder is firmly wedged

it does not move when you climb up it

any broken rungs are clearly marked

it is tied and extends at least 1 metre above the platform

Correct! Wrong!

What is the ideal angle for a ladder against a wall and floor?

One metre up for every metre out from the wall

One metre up for every two metres out from the wall

Two metres up for every metre out from the wall

Four metres up for every metre out from the wall

Correct! Wrong!

The rung of a wooden ladder has started to split, what should you do?

Do not use it, tell your supervisor

Cut the bad bit out

Tape it up

Jump on it to see if it holds your weight

Correct! Wrong!

Ladders should not be painted because:

regular repainting will be necessary

the paint will make them slippery to use

the paint may not be suitable on metal parts of the ladder

the paint may cover a defect or damaged part of the ladder

Correct! Wrong!

When can you work from a ladder?

For short periods and then only if it is safe to do so

When it is long enough

When it is available

When not being used for access

Correct! Wrong!

When working above public areas, what should be considered?

Preventing complaints from the public

The danger of falling materials

Keeping the job going

Keeping the areas open to the public

Correct! Wrong!

A scaffold tower must be erected by:

A trained and competent person

The hire company who supply it

The site foreman

Senior site staff

Correct! Wrong!

What is the minimum height of the top guard-rail of a scaffold above the edge from which someone is liable to fall?

470mm

910mm

950mm

2 metres

Correct! Wrong!

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:

Only after an accident

That day

Within the previous seven days

Within the previous month

Correct! Wrong!

On a mobile elevating work platform, what should you attach your safety harness to?

A secure anchorage point inside the platform

A strong part of the structure you are working on

The boom of the machine

A nearby pipe or scaffold

Correct! Wrong!

You have been asked to operate a cherry-picker (mobile elevated work platform) when it is very windy. What should your FIRST consideration be?

Wear a safety harness and clip it to the structure that you are working on

Does the wind-speed make it unsafe to use the machine

Wear an extra layer of clothing to keep warm

Tie all light-weight objects to the hand-rails of the basket

Correct! Wrong!

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:

work without fall protection, provided you have a mate with you

wear a harness and lanyard at all times

work without fall protection, provided the weather is not too windy

work without fall protection at all times when no one else is about

Correct! Wrong!

When working on a roof that has fragile, clear-plastic panels, what is the best way of preventing falls through the panels?

Make sure that everyone is told where the panels are and to avoid treading on them

Cover the fragile panels with a strong material and secure the covers to stop them being dislodged

Remove the panels carefully to leave an open space.

It shouldn’t be necessary to do anything, everyone knows the dangers

Correct! Wrong!

When working on fragile roofs:

it is safe to walk on the purlins

walk straight across the roof to where you need to get to

as long as you avoid any fragile areas it is safe

crawling boards should always be used

Correct! Wrong!

Half the deaths on construction sites are caused by which one of the following?

Falls from heights

Electrical misuse

Working in trenches/confined spaces

Misuse of plant and machinery

Correct! Wrong!

What should you do if your work activity requires you to wear a full body safety harness and one is not available?

Make a harness from items found on site

Carry on working and hope that everything will be alright

Borrow a harness from a colleague

Stop work immediately and tell your supervisor that you do not have the correct PPE

Correct! Wrong!

Under what circumstances do the Work at Height Regulations permit a stepladder to be used on site?

Never – stepladders are banned

At any time

Provided you can’t fall 2 metres or more

Only when a risk assessment shows that safer alternatives have been ruled out and the task is of low risk and of short duration

Correct! Wrong!

What is the best method of securing a ladder?

Tying it to a suitable point

Using an effective ladder stability device

Wedging the ladder (eg against a wall)

Having the ladder footed

Correct! Wrong!

Of the following, which is the poorest method of securing a ladder?

Securing the base of the ladder

Tying the ladder

Having someone foot the ladder

Using a ladder stability device

Correct! Wrong!

Prior to moving a mobile tower scaffold, the platform height should reduced to a maximum of:

2 metres

3 metres

4 metres

5 metres

Correct! Wrong!

Test Quiz ECS Card – Work at Height

Most deaths on site are caused by:

The type of accident that kills most construction site workers is:

Approximately 70 workers each year die on construction sites, the main cause of this is:

How many people should be working on a ladder at one time?

Ladders should be set at a slope of approximately:

Why should aluminium ladders be kept away from wet lime or cement?

Before being used, a ladder should be inspected:

Ladders should be:

A ladder giving access to a scaffold can generally be safely used, provided that:

What is the ideal angle for a ladder against a wall and floor?

The rung of a wooden ladder has started to split, what should you do?

Ladders should not be painted because:

When can you work from a ladder?

When working above public areas, what should be considered?

A scaffold tower must be erected by:

What is the minimum height of the top guard-rail of a scaffold above the edge from which someone is liable to fall?

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:

On a mobile elevating work platform, what should you attach your safety harness to?

You have been asked to operate a cherry-picker (mobile elevated work platform) when it is very windy. What should your FIRST consideration be?

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:

When working on a roof that has fragile, clear-plastic panels, what is the best way of preventing falls through the panels?

When working on fragile roofs:

Half the deaths on construction sites are caused by which one of the following?

What should you do if your work activity requires you to wear a full body safety harness and one is not available?

Under what circumstances do the Work at Height Regulations permit a stepladder to be used on site?

What is the best method of securing a ladder?

Of the following, which is the poorest method of securing a ladder?

Prior to moving a mobile tower scaffold, the platform height should reduced to a maximum of:

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