CSCS Supervisor Mock Test

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Specialists Test

Supervisory

1 / 72

Where should an emergency escape route take you to?

The ground

A first-aid room

The open air

A place of safety

2 / 72

Which of the following is a fall-arrest system?

Mobile access tower

Mobile elevating work platform (MEWP)

Guard-rail and toe-board

Safety harness and lanyard

3 / 72

Where should liquefied petroleum gas (LPG) cylinders supplying an appliance in a site cabin be positioned?

Under the cabin

Outside the cabin

Inside the cabin next to the appliance

Inside the cabin in a locked cupboard

4 / 72

Why must a residual current device (RCD) be used in conjunction with 230-volt electrical equipment?

It saves energy and lowers costs

It makes the tool run at a safe speed

It quickly cuts off the power if there is a fault

It lowers the voltage

5 / 72

At what decibel (dBA) level does it become mandatory for an employer to establish hearing protection zones?

80 decibels (dBA)

85 decibels (dBA)

90 decibels (dBA)

95 decibels (dBA)

6 / 72

If there is a fatal accident or a reportable dangerous occurrence on site, when must the Health and Safety Executive (HSE) be informed?

Within seven days

Immediately

Within five days

Within ten days

7 / 72

What danger is created by excessive oxygen in a confined space?

An increased working time inside the work area

An increase in the breathing rate of workers

A false sense of security

An increased flammability of combustible materials

8 / 72

The significant findings of risk assessments must be recorded when how many people are employed?

Three or more

Five or more

Seven or more

Six or more

9 / 72

What is the purpose of the health and safety file that is handed to the client at the end of the project?

To help prepare the final accounts for the structure

To record the accident statistics of the construction project

To record the health and safety standards of the structure

To help people who have to carry out work on the structure in the future

10 / 72

Which two of the following factors must be considered when providing first-aid facilities on site?

The number of people expected to be on site at any one time

The hazards, risks and nature of the work carried out

The space in the site office to store the necessary equipment

The cost of first-aid equipment

The difficulty in finding time to purchase the necessary equipment

11 / 72

Which of the following precautions should be taken to prevent a dumper that is tipping material into an excavation from falling into it?

Dumpers should be kept 5 m away from the excavation

Dumper drivers are required to judge the distance carefully or be given stop signals by another person

Cones or signage should be erected to indicate the safe tipping point

Stop blocks should be provided, parallel to the trench and appropriate to the vehicle's wheel size

12 / 72

When do the Work at Height Regulations require a working platform to be inspected by a competent person?

After it has been erected and then at intervals not exceeding 10 days

Only after it has been erected

After it has been erected and then at intervals not exceeding seven days

After it has been erected and then at monthly intervals

13 / 72

When does an employer have to prepare a written health and safety policy?

If they employ five people or more

If they employ three people or more

If they employ a safety officer

If the work is going to last more than 30 days

14 / 72

What is the main danger of leaving someone who has fallen suspended in a harness for too long?

The anchorage point may fail

They may suffer loss of consciousness and further injury

They may try to climb back up the structure and fall again

It is a distraction for other workers

15 / 72

You have to use a new substance for the first time and need to carry out a COSHH assessment. What are the two main things you will need?

Your company's safety policy

The safety data sheet

The age of the people doing the work

The details of where, who and how you will be using the substance

The delivery note

16 / 72

Who should you inform if someone tells you that they have work-related hand-arm vibration syndrome (HAVS)?

The local Health Authority

The person's doctor

The Health and Safety Executive (HSE)

The nearest hospital

17 / 72

Why may a young person be more at risk of having an accident?

They have less experience and may not recognise danger or understand fully what could go wrong

They are usually left to work alone to gain experience

They are less likely to wear personal protective equipment (PPE)

Legislation does not apply to anyone under 18 years of age

18 / 72

From a safety point of view, which of the following should be considered first when deciding on the number and location of access and egress points on a site?

Off-road parking for cars and vans

Access for the emergency services

Site security

Access for heavy vehicles

19 / 72

What is the maximum vertical height that a fixed ladder can be climbed, before an intermediate landing place is required?

8 m

8.5 m

9 m

7.5 m

20 / 72

What is regarded as the last resort in the hierarchy of control for operatives' safety when working at height?

Safety harness

Mobile elevating work platform (MEWP)

Access tower scaffold

Mobile access tower

21 / 72

If a scaffold is not complete, which of the following actions should be taken by the supervisor?

Display a warning notice and tell operatives to use the scaffold with care

Tell operatives not to use the scaffold

Make sure that the scaffolders complete the scaffold

Prevent access to the scaffold and add warning signage

22 / 72

Under the requirements of the Work at Height Regulations, what must the minimum width of a working platform be?

Four scaffold boards wide

Three scaffold boards wide

Two scaffold boards wide

Suitable and sufficient for the job in hand

23 / 72

What is the best way for a supervisor or manager to make sure that the operatives doing a job have fully understood a method statement?

Explain the method statement to those doing the job and test their understanding

Put the method statement in a labelled ring-binder in the office

Make sure that those doing the job have read the method statement

Display the method statement on a noticeboard in the office

24 / 72

What is the advantage of using safety nets rather than a harness and fall-arrest lanyard?

Safety nets can be rigged by anyone

Safety nets do not need inspecting

Safety nets provide collective fall protection

Workers' lanyards can get entangled with other workers' lanyards

25 / 72

Why is it dangerous to use inflatable airbags for fall arrest if they are too big for the area to be protected?

The inflation pump will become overloaded

The pressure in the bags will cause them to burst

They will exert a sideways pressure on anything that is containing them

They will not fully inflate

26 / 72

How could a site worker check if the residual current device (RCD) through which a 230-volt hand tool is connected to the supply is working correctly?

Switch the tool on and off

Switch the power on and off

Run the tool at top speed to see if it cuts out

Press the test button on the RCD unit

27 / 72

In the context of a risk assessment, what does the term risk mean?

Any unsafe act or condition which could cause loss, injury or damage

Anything that could cause harm to you or another person

The likelihood that you, or someone else, could be harmed, and how serious any harm could be

Any work activity that can be described as hazardous or dangerous

28 / 72

Which of the following should be the first consideration if you need to use a hazardous substance?

How to minimise risk and control exposure

How to monitor the exposure of workers in the workplace

What health surveillance arrangements will be needed

What instruction, training and supervision to provide

29 / 72

Before allowing a lifting operation to be carried out, where should you ensure that the sequence of operations is recorded to enable a safe lift?

In a risk assessment

In a lifting operation toolbox talk

In an approved lifting plan or method statement

In the crane hire contract

30 / 72

What is the purpose of using a permit to work system?

To ensure that the job is carried out quickly

To ensure that the job is carried out by the easiest method

To enable tools and equipment to be properly checked before work starts

To establish a controlled, safe system of work

31 / 72

Why is it important that hazards are identified?

They must all be eliminated before work can start

So that toolbox talks can be given on the hazards

They have the potential to cause injury or harm

They must all be notified to the Health and Safety Executive (HSE)

32 / 72

When the Construction (Design and Management) Regulations 2015 apply, what must be in place before construction work begins?

The construction phase plan

The construction contract agreement

The health and safety file

The method statement

33 / 72

What should be included in a method statement for working at height? Give three answers.

The sequence of operations and the equipment to be used

Who will supervise the job on site

How falls are to be prevented

How much insurance cover will be required

The cost of the job and the time it will take

34 / 72

Where must the number of people who may be carried in a passenger hoist on site be displayed?

On a legible notice within the cage of the hoist

On a legible notice in the site welfare area

On a legible notice displayed during the site induction

On a legible notice handed to the hoist operator

35 / 72

What should be used to protect passers-by from getting arc eye when electric welding is about to start on your site?

Warning signs

Nothing

Screens

Personal protective equipment (PPE)

36 / 72

Under the Construction (Design and Management) Regulations 2015, what must be provided before construction work starts, and then maintained until the end of the project?

Adequate welfare facilities

A premises log book

A car park or other parking facilities

A safety log book

37 / 72

What is the maximum unprotected gap allowed between any guard-rail, toe board, barrier or other similar means of protection on a scaffold?

600 mm

470 mm

400 mm

500 mm

38 / 72

At what minimum noise level must you provide hearing protection to workers if they ask for it?

90 decibels (dBA)

87 decibels (dBA)

85 decibels (dBA)

80 decibels (dBA)

39 / 72

In considering what measures to take to protect workers against risks to their health and safety, when should personal protective equipment (PPE) be considered?

First, as the only practical measure

First, because it is an effective way to protect people

Never, as using PPE is bad practice

Only when the risks cannot be eliminated by other means

40 / 72

How should access be controlled if people are working in a riser shaft?

By those who are working in it

By a permit to work system

By a site security operative

By the main contractor

41 / 72

When putting people to work above public areas, what should be your first consideration?

To prevent anything falling onto people below

To let the public know what you are doing

To prevent complaints from the public

To minimise the number of people below at any one time

42 / 72

What does the term lower exposure action value (80 decibels (dBA)) mean, when referring to noise?

The level of noise which must not be exceeded on the site boundary

The average background noise level

The noise level at which the worker must wear hearing protection

The noise level at which the worker can request hearing protection

43 / 72

On the site electrical distribution system, which colour plug indicates a 400-volt supply?

Blue

Yellow

Black

Red

44 / 72

What should you do if you notice that operatives working above a safety net are dropping off-cuts of material and other debris into the net?

Nothing, as the debris is all collecting in one place

Ensure that the net is cleared of debris daily

Have the net cleared and inspected, then ensure it is not allowed to happen again

Ensure that the net is cleared of debris weekly

45 / 72

Following a scaffold inspection under the Work at Height Regulations, how soon must a report be given to the person on whose behalf the inspection was made?

Within 12 hours

Within 24 hours

Within 2 hours

Within 6 hours

46 / 72

How should cylinders containing liquefied petroleum gas (LPG) be stored on site?

In a locked cellar with clear warning signs

Covered by a tarpaulin to shield the compressed cylinder from sunlight

In a locked cage at least 3 m from any oxygen cylinders

In a secure storage container at the back of the site

47 / 72

What should be the capacity of a spillage bund around a fuel storage tank, in addition to the volume of the tank?

50% (150% of the total content)

30% (130% of the total content)

10% (110% of the total content)

75% (175% of the total content)

48 / 72

Which piece of equipment is used with a cable avoidance tool (CAT) to detect cables?

Signal generator

Metal detector

Compressor

Gas detector

49 / 72

The Beaufort Scale is important when working at height externally. What does it measure?

Wind speed

The load-bearing capacity of a scaffold

The load-bearing capacity of a flat roof

Air temperature

50 / 72

In the colour coding of electrical power supplies on site, what voltage does a blue plug represent?

110 volts

400 volts

230 volts

50 volts

51 / 72

Under the Construction (Design and Management) Regulations 2015, where would you find the arrangements for managing health and safety for the project you are working on?

In the construction phase plan

In the contract documentation

In the health and safety file

In the designer's risk assessment

52 / 72

What does a COSHH assessment tell you?

How to use a substance safely in the environment in which it is to be used

How to work safely in confined spaces

How to lift heavy loads and how to protect yourself

How to assess noise levels to protect your hearing

53 / 72

When planning possible work in a confined space, what should be the first consideration?

How long the job will take

How many operatives will be required

What personal protective equipment (PPE) will be needed

How to avoid the need for operatives to enter the space

54 / 72

What does the proactive monitoring of health and safety procedures involve?

Checking that all staff read and understand all health and safety notices

Deciding how to prevent accidents similar to those that have already occurred

Ensuring that staff always do the work that they have been instructed to do safely

Looking at the work to be done, what could go wrong and how it could be done safely

55 / 72

What must edge protection be designed to do?

Allow persons to work on both sides of it

Secure tools and materials close to the edge

Warn people where the edge of the roof is

Prevent people and materials from falling

56 / 72

Under the Construction (Design and Management) Regulations 2015, when the contractor sets a person to work on a construction site, what must they ensure that person has, or be in the process of, obtaining?

The relevant competency card

The right skills, knowledge, training and experience

A relevant qualification for the work to be undertaken

A hard hat, hi-vis clothing and safety footwear

57 / 72

Which of the following is a significant hazard when excavating alongside a building or structure?

Undermining or weakening the foundations of the building

Excavating too deeply into soft ground

Damaging the surface finish of the building or structure

Noise and vibration affecting the occupiers of the building

58 / 72

Under the Construction (Design and Management) Regulations 2015, which of the following must be in place before demolition work can start?

The pre-tender demolition health and safety plan

The arrangements for demolition recorded in writing

A demolition risk assessment

A health and safety file

59 / 72

How long must you keep inspection records under the Construction (Design and Management) Regulations 2015?

For one week on site before sending them to head office

For three months after the inspection has been carried out

Until the construction work is complete and then for three months

Only until the project is complete

60 / 72

What must happen if a prohibition notice is issued by an inspector of the Health and Safety Executive (HSE) or Local Authority?

The work can continue if extra safety precaution are taken

The work in hand can be completed, but no new works started

The work that is subject to the notice must stop

Work can continue, as long as a risk assessment is carried out

61 / 72

What is the minimum height of the main guard-rail on a scaffold?

875 mm

910 mm

950 mm

1000 mm

62 / 72

In deciding what control measures to take, following a risk assessment that has revealed a risk, what measure should you always consider first?

Give priority to measures that protect the whole workforce

Make sure personal protective equipment (PPE) is available

Avoid the risk altogether if possible

Adapt the work to the individual

63 / 72

When should guard-rails be fitted to a working platform?

If it is possible to fall 2 m

If it is possible to fall 3 m

At any height if a fall could result in an injury

Only if materials are being stored on the working platform

64 / 72

Which of the following tasks would you expect the appointed person for first aid to carry out?

They should contact the emergency services when required

They should provide most of the care normally carried out by a first aider

They should only apply splints to broken bones

They should provide all of the care normally carried out by a first aider

65 / 72

What is your least reliable source of information when assessing the level of vibration from a powered hand tool?

Your own judgement based upon observation or experience

Vibration figures taken from the tool manufacturer's handbook

Vibration data from the Health and Safety Executive's (HSE) master list

In-use vibration measurement of the tool

66 / 72

When is it advisable to take precautions to prevent people, plant or materials falling into an excavation?

At all times

When the excavation is 2 m or more deep

When the excavation is 1.2 m or more deep

When there is a risk from an underground cable other service

67 / 72

A design feature of some airbags used for fall arrest is a controlled leak rate. If you are using these, what must you ensure about the inflation pump?

It must be electrically powered

It must run all the time while work is carried out at height

It must be switched off from time to time to avoid over-inflation

It must be switched off when the airbags are full

68 / 72

What is the significance of a weekly or daily personal noise exposure of 87 decibels (dBA)?

It is the exposure limit value and must not be exceeded

It is the peak sound pressure and all work must stop

It is the lower action value and no action is necessary

It is the upper action value and hearing protection must be issued

69 / 72

On a scaffold, what must be the largest unprotected gap between any guard-rail, toe-board, barrier or other similar means of protection?

470 mm

500 mm

400 mm

600 mm

70 / 72

What regulation contains details of the welfare facilities that must be provided on a construction site?

The Management of Health and Safety at Work Regulations

The Workplace (Health, Safety and Welfare) Regulations

The Construction (Design and Management) Regulations

The Control of Substances Hazardous to Health (COSHH)

71 / 72

Under the Construction (Design and Management) Regulations 2015, which two of the following must you ensure workers have received before they start working on site?

Confirmation of their working hours and rest break

Details of the designer's plan of work

Information on relevant hazards and control measures

Details of the client's brief and project expectations

A suitable site induction, specific to the work

72 / 72

Ideally, where should a safety net be rigged?

Immediately below where you are working

6 m below where you are working

2 m below where you are working

At any height below the working position

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