CSCS Supervisor Mock Test

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Specialists Test

Supervisory

1 / 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 secure storage container at the back of the site

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

2 / 72

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

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

Legislation does not apply to anyone under 18 years of age

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

3 / 72

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

95 decibels (dBA)

90 decibels (dBA)

85 decibels (dBA)

80 decibels (dBA)

4 / 72

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

30% (130% of the total content)

50% (150% of the total content)

10% (110% of the total content)

75% (175% of the total content)

5 / 72

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

Wind speed

The load-bearing capacity of a scaffold

Air temperature

The load-bearing capacity of a flat roof

6 / 72

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

500 mm

400 mm

600 mm

470 mm

7 / 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 an approved lifting plan or method statement

In the crane hire contract

In a lifting operation toolbox talk

In a risk assessment

8 / 72

What must edge protection be designed to do?

Prevent people and materials from falling

Warn people where the edge of the roof is

Secure tools and materials close to the edge

Allow persons to work on both sides of it

9 / 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 contract documentation

In the designer's risk assessment

In the health and safety file

In the construction phase plan

10 / 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 switched off when the airbags are full

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

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

It must be electrically powered

11 / 72

Where should an emergency escape route take you to?

A first-aid room

A place of safety

The ground

The open air

12 / 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 6 hours

Within 2 hours

13 / 72

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

Mobile elevating work platform (MEWP)

Safety harness

Mobile access tower

Access tower scaffold

14 / 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 seven days

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

After it has been erected and then at monthly intervals

Only after it has been erected

15 / 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?

Access for heavy vehicles

Access for the emergency services

Off-road parking for cars and vans

Site security

16 / 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?

Press the test button on the RCD unit

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

Switch the tool on and off

Switch the power on and off

17 / 72

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

Vibration figures taken from the tool manufacturer's handbook

Your own judgement based upon observation or experience

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

In-use vibration measurement of the tool

18 / 72

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

If it is possible to fall 2 m

At any height if a fall could result in an injury

Only if materials are being stored on the working platform

If it is possible to fall 3 m

19 / 72

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

If the work is going to last more than 30 days

If they employ three people or more

If they employ a safety officer

If they employ five people or more

20 / 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?

The age of the people doing the work

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

The delivery note

Your company's safety policy

The safety data sheet

21 / 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 assess noise levels to protect your hearing

How to work safely in confined spaces

How to lift heavy loads and how to protect yourself

22 / 72

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

To minimise the number of people below at any one time

To prevent anything falling onto people below

To prevent complaints from the public

To let the public know what you are doing

23 / 72

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

The nearest hospital

The local Health Authority

The Health and Safety Executive (HSE)

The person's doctor

24 / 72

Which of the following is a fall-arrest system?

Mobile elevating work platform (MEWP)

Guard-rail and toe-board

Mobile access tower

Safety harness and lanyard

25 / 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

Display the method statement on a noticeboard in the office

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

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

26 / 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 instruction, training and supervision to provide

What health surveillance arrangements will be needed

27 / 72

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

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

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

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

Dumpers should be kept 5 m away from the excavation

28 / 72

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

470 mm

400 mm

500 mm

600 mm

29 / 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 health and safety standards of the structure

To record the accident statistics of the construction project

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

30 / 72

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

A health and safety file

The pre-tender demolition health and safety plan

The arrangements for demolition recorded in writing

A demolition risk assessment

31 / 72

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

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

The inflation pump will become overloaded

The pressure in the bags will cause them to burst

They will not fully inflate

32 / 72

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

How long the job will take

How to avoid the need for operatives to enter the space

What personal protective equipment (PPE) will be needed

How many operatives will be required

33 / 72

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

875 mm

950 mm

1000 mm

910 mm

34 / 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

Any work activity that can be described as hazardous or dangerous

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

Anything that could cause harm to you or another person

35 / 72

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

The Workplace (Health, Safety and Welfare) Regulations

The Construction (Design and Management) Regulations

The Control of Substances Hazardous to Health (COSHH)

The Management of Health and Safety at Work Regulations

36 / 72

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

Safety nets provide collective fall protection

Safety nets can be rigged by anyone

Workers' lanyards can get entangled with other workers' lanyards

Safety nets do not need inspecting

37 / 72

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

85 decibels (dBA)

80 decibels (dBA)

87 decibels (dBA)

90 decibels (dBA)

38 / 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

Within five days

Immediately

Within ten days

39 / 72

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

8.5 m

8 m

9 m

7.5 m

40 / 72

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

Four scaffold boards wide

Suitable and sufficient for the job in hand

Two scaffold boards wide

Three scaffold boards wide

41 / 72

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

When the excavation is 1.2 m or more deep

At all times

When there is a risk from an underground cable other service

When the excavation is 2 m or more deep

42 / 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?

A relevant qualification for the work to be undertaken

A hard hat, hi-vis clothing and safety footwear

The relevant competency card

The right skills, knowledge, training and experience

43 / 72

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

The construction contract agreement

The health and safety file

The construction phase plan

The method statement

44 / 72

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

How much insurance cover will be required

Who will supervise the job on site

The sequence of operations and the equipment to be used

The cost of the job and the time it will take

How falls are to be prevented

45 / 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 that is subject to the notice must stop

The work can continue if extra safety precaution are taken

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

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

46 / 72

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

Outside the cabin

Inside the cabin in a locked cupboard

Inside the cabin next to the appliance

Under the cabin

47 / 72

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

Adapt the work to the individual

Avoid the risk altogether if possible

Give priority to measures that protect the whole workforce

Make sure personal protective equipment (PPE) is available

48 / 72

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

To ensure that the job is carried out quickly

To establish a controlled, safe system of work

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

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

49 / 72

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

Blue

Red

Black

Yellow

50 / 72

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

On a legible notice in the site welfare area

On a legible notice displayed during the site induction

On a legible notice within the cage of the hoist

On a legible notice handed to the hoist operator

51 / 72

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

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

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

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

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

52 / 72

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

They may suffer loss of consciousness and further injury

The anchorage point may fail

It is a distraction for other workers

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

53 / 72

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

By a site security operative

By the main contractor

By those who are working in it

By a permit to work system

54 / 72

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

Personal protective equipment (PPE)

Warning signs

Screens

Nothing

55 / 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

Never, as using PPE is bad practice

First, because it is an effective way to protect people

Only when the risks cannot be eliminated by other means

56 / 72

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

Undermining or weakening the foundations of the building

Damaging the surface finish of the building or structure

Noise and vibration affecting the occupiers of the building

Excavating too deeply into soft ground

57 / 72

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

Three or more

Six or more

Five or more

Seven or more

58 / 72

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

Only until the project is complete

For one week on site before sending them to head office

Until the construction work is complete and then for three months

For three months after the inspection has been carried out

59 / 72

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

An increased working time inside the work area

A false sense of security

An increase in the breathing rate of workers

An increased flammability of combustible materials

60 / 72

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

They should only apply splints to broken bones

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

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

They should contact the emergency services when required

61 / 72

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

It is the peak sound pressure and all work must stop

It is the exposure limit value and must not be exceeded

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

It is the lower action value and no action is necessary

62 / 72

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

Gas detector

Compressor

Signal generator

Metal detector

63 / 72

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

The space in the site office to store the necessary equipment

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

The hazards, risks and nature of the work carried out

The cost of first-aid equipment

The difficulty in finding time to purchase the necessary equipment

64 / 72

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

The average background noise level

The noise level at which the worker must wear hearing protection

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

The noise level at which the worker can request hearing protection

65 / 72

Ideally, where should a safety net be rigged?

2 m below where you are working

6 m below where you are working

At any height below the working position

Immediately below where you are working

66 / 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 safety log book

A premises log book

A car park or other parking facilities

67 / 72

Why is it important that hazards are identified?

So that toolbox talks can be given on the hazards

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

They have the potential to cause injury or harm

They must all be eliminated before work can start

68 / 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?

Ensure that the net is cleared of debris daily

Nothing, as the debris is all collecting in one place

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

Ensure that the net is cleared of debris weekly

69 / 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?

Information on relevant hazards and control measures

A suitable site induction, specific to the work

Details of the client's brief and project expectations

Confirmation of their working hours and rest break

Details of the designer's plan of work

70 / 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

Make sure that the scaffolders complete the scaffold

Tell operatives not to use the scaffold

Prevent access to the scaffold and add warning signage

71 / 72

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

It quickly cuts off the power if there is a fault

It lowers the voltage

It makes the tool run at a safe speed

It saves energy and lowers costs

72 / 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

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The average score is 80%

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CSCS Supervisor Mock Test

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