Practise - ECS Work at Height

Welcome to your Practise ECS Work at Height

Most deaths on site are caused by:

Vehicle movements.

Falling from height.

Solvent inhalation.

Chemical burns.

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

Being hit by falling objects.

Falling from heights.

Trench collapses.

Electrical accident.

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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.

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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.

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Ladders should be set at a slope of approximately:

10Ut for every 3 up.

4 out for every 1up.

10Ut for every 1up.

10Ut for every 4 up.

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Before being used, a ladder should be inspected:

By the foreman.

By the user.

By the manufacturer.

By the Safety Officer.

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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.

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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.

None

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.

None

10.

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.

None

11.

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.

None

12.

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.

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13.

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.

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14.

A scaffold tower must be erected by:

A trained and competent person.

The hire company who supply it.

The site foreman.

Senior site staff.

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15.

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.

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16.

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.

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17.

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 boorn of the machine.

A nearby pipe or scaffold.

None

18.

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.

None

19.

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.

None

20.

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.

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21.

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.

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22.

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.

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23.

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.

None

24.

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.

None

25.

What is the best method of securing a ladder?

Tying it to a suitable point.

Using an effective ladder stability device.

Wedging the ladder (e.g. against a wall).

Having the ladder footed.

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26.

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.

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27.

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

2 metres.

3 metres.

4 metres.

5 metres.

None

28.

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.

None

Time’s up

Practise – ECS Work at Height

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