CITB CSCS Mock Test 2026 – CSCS Mock Test | CSCS Revision

The CITB CSCS mock test for operatives below features 50 random CSCS test questions and answers to help you practice and pass your test in 2026.

Please ensure you read each question carefully, as some may require multiple answers, and the only way to get a full point for that question is to select all the correct answers.

The pass mark for this CSCS mock test is 45 out of 50. Let us know in the comments section how you got on with this CITB CSCS mock test. Was it easy? Was it difficult? Let us know below. Good luck !!!

1. Which hazardous substance is often found in cement-based roofing sheets?

Termites

Rust

Asbestos

Dry rot

Question 1 of 50

2. What should you do if you discover a fire on site?

Raise the fire alarm, gather your belongings, then go to your fire assembly point

Find your supervisor and let him know

Raise the fire alarm, then go straight to your assembly point

Go straight to your assembly point

Question 2 of 50

3. What colour coding do water fire extinguishers fall under?

Cream

Blue

Red

Black

Question 3 of 50

4. Your job requires you to wear ear defenders while on site. However, one pad is missing. What should you do?

Do not wear them. Work without hearing protection

Wait until the pad is replaced before entering into a noisy area

Wear them as they are and continue working

Use a piece of cloth and wrap it around the shell while continuing to work

Question 4 of 50

5. What substance is probably present in the air if workers notice the smell of rotten eggs?

Hydrogen sulphide

Oxygen

Methane

Carbon dioxide

Question 5 of 50

6. It is important to preserve old buildings because______.

It’s cheaper to maintain

It preserves the area’s historical record

It reduces the cost of living within the area

It drives up house prices in the area

Question 6 of 50

7. What does this sign mean?

Chest protection not required

Damage to organs

Respiratory Protective equipment not required

Chest protection must be worn

Question 7 of 50

8. What is the first thing you should do when you arrive on site for your first day of work?

Go to the stores and get your tools ready

Report to your supervisor/ site team and let them know you're on site

Ask a colleague to show you around

Walk around the site and familiarize yourself with the surroundings

Question 8 of 50

9. It is a general rule that noise levels may be excessive if you must shout to speak to someone how far away?

5 metres

6 metres

4 metres

2 metres

Question 9 of 50

10. Why is it important for workers using a half mask respirator to be clean shaven?

If you’re clean shaven you can use the same mask for longer periods.

The facial hair may hamper the seal around the face.

The facial hair can block the filter very quickly.

The facial hair can cause an allergic reaction.

Question 10 of 50

11. What could happen if oxygen levels in a confined space drops below 8 percent?

Workers may become unconscious

Dehydration among workers

A fire or explosion could occur

Hearing issues among workers

Question 11 of 50

12. In which of these are you most likely to encounter asbestos?

Asbestos is no longer present in any homes or buildings

In any building built or refurbished before the year 2000

In homes built between 1990 and 2015

In industrial buildings built after the year 2000

Question 12 of 50

13. Which of these best describes the term “near miss”?

An incident where the person involved had to take time off from work

An incident where the person involved had to go to the hospital

An incident where the person involved was left with life changing injuries

An incident that almost resulted in someone being hurt

Question 13 of 50

14. You find yourself on the job site next to a co-worker who is using a loud piece of machinery. You are wearing no hearing protection. What do you need to do?

Continue working, as the job site will always be noisy

Tell the worker to stop what they are doing

Leave the area until you have secured the correct personal protective equipment (PPE)

Immediately stop and speak with the supervisor of your co-worker

Question 14 of 50

15. What is the recommended safe voltage for electrical equipment on a building site?

12 volts

230 volts

110 volts

5.5 volts

9 volts

Question 15 of 50

16. What does this sign mean?

Hearing protection not required in this area

Headphones allowed in this area

No headphones allowed

Hearing protection must be worn

Question 16 of 50

17. What does it mean if your entire work site has been given a prohibition notice?

You have to stop working immediately because the site is not safe

You can continue working until your shift ends

You can work but you must not use any electrical tools

You can carry on working only in groups

Question 17 of 50

18. You should report all serious accidents to_______.

The police

Your employer

Your site security

The Health and Safety Executive (HSE)

Question 18 of 50

19. You stumble upon a rare plant or animal that is protected by law, which two activities below would be considered illegal? (Choose 2 answers)

Destroying the habit

Feeding your finding

Reporting your finding

Removing your finding

Photographing your finding

Question 19 of 50

20. Why is it that building sites use 110 volt instead of the regular 230 volt domestic supply?

It has less impact on the environment

Most power tools are designed for 110 volt only

Because it’s less likely to kill you

Mainly because it is a lot cheaper

Question 20 of 50

21. Which illness can result from exposure to asbestos fibres?

Lung cancer

Vibration white finger

Heart disease

Dermatitis

Question 21 of 50

22. Which of these best describes the word “hazard”?

An accident which was narrowly avoided

A near miss that went unreported

Anything that can cause harm

An accident which led to time off from work

Question 22 of 50

23. What should you do if a Health and Safety Executive inspector asks you to provide details of an accident you witnessed at work?

Ask your supervisor to tell you what to say

Tell the inspector exactly what you saw

Tell the inspector you cannot help him/her because you are not the supervisor

Ask your site manager to tell you what to say

Question 23 of 50

24. What does it mean if a Health and Safety Executive officer issues an improvement notice after observing you at work?

The way you are working is not safe

You are taking too long to complete your tasks

The quality of your work is not sufficient

You are working too fast

Question 24 of 50

25. What’s the first thing you should do if a worker collapses while working in a deep inspection chamber?

Ask a colleague to inform your supervisor while you enter the inspection chamber and try to rescue the worker

Raise the alarm immediately, stay by the inspection chamber, do not enter

Find a way into the inspection chamber and try to give the person first-aid treatment

Ask a colleague to lower you into the inspection chamber using a rope

Question 25 of 50

26. Which of these should not be in a first-aid kit?

Disposable gloves

Plasters

Scissors

Tablets and medicines

Question 26 of 50

27. What should you do if you’re carrying excavation work and discover some old coins in the soil?

Continue working and see how many coins you can find

Hide the coins to avoid any delays that could be caused by the need for an archaeological investigation

Don't tell anyone about your discovery and keep the coins

Stop all activity and alert your supervisor to your discovery

Question 27 of 50

28. What should you do if you discover a bird in a nest where work needs to be done?

Do what you can to protect the bird and alert others of its presence before informing your supervisor

Use loud noises and movement to scare it away then start working

Temporarily move the bird to a place of safety and begin your work, move the bird back when you are finished

Cover it with a sheet or tarp and move it out of the way before you start working

Question 28 of 50

29. Which statement regarding asbestos is true?

Asbestos fibres typically enter the body through inhalation

Only smokers will experience health issues following exposure to asbestos

Asbestos fibres typically enter the body through the skin

Asbestos only affects the elderly

Question 29 of 50

30. Why is a person always positioned immediately outside of a confined space while work is taking place inside it?

To assess compliance with the method statement

To begin the rescue process in an emergency situation

To supervise work

To perform risk assessments

Question 30 of 50

31. How is asbestos correctly identified?

By identifying the colour of the dust that is found

By analyzing a sample in a laboratory

By smelling the dust that is found

By placing a suspected substance in water to see if it dissolves

Question 31 of 50

32. What should you do if you accidentally cut your finger and you can’t get it to stop bleeding?

Wash it under very hot water.

Continue working and check it out later when you get home.

Tie a piece of cloth around it and go back to work.

Locate your first aider and let them check it out.

Question 32 of 50

33. What does this sign mean?

No safety footwear required beyond this point

No footwear allowed in this area

Only white footwear allowed in this area

Safety footwear must be worn

Question 33 of 50

34. Why is it important for your employer to carry out accident investigations?

They need to know who to blame

They need to asses any insurance claims they might be liable for

They need to know how long the person involved will be unavailable for work

They need to find out the cause of the accident in order to prevent it in the future

Question 34 of 50

35. What should you do if you think a load is about to fall from a moving vehicle?

Go to your assembly point and await instructions

Stay clear and try to warn the drivers and others working nearby

Find your supervisor and let him/her know immediately

Raise the fire alarm immediately

Question 35 of 50

36. If you’re required to use skin barrier cream, when should this be applied?

This should only be used if you can’t find your gloves

Before your shift starts

At the end of your shift

This should only be used as part of first-aid treatment

Question 36 of 50

37. Which of the following is the best option if you're trying to avoid causing any harm to a protected species in an area where you're working?

Transport all present species to your site office

Only conduct work during night-time hours

Avoid doing any work during breeding season

Only conduct work using manually operated machinery

Question 37 of 50

38. What is the main cause of death among workers in confined spaces?

Too much oxygen

Temperatures that cause hypothermia

Methane

A lack of oxygen

Question 38 of 50

39. What does this sign mean?

Warning - hot liquid

Irritant

Corrosive

Safety gloves must be worn

Question 39 of 50

40. What should you do if you cut a finger while working on site?

Carry on working and report it at the end of your shift

Carry on working and report it the next day before you start your shift

Clean it yourself and carry on working

Report it immediately and seek first aid if it’s necessary

Question 40 of 50

41. What colour coding do CO2 fire extinguishers fall under?

Black

Blue

Red

Yellow

Question 41 of 50

42. If you need to hand dig near any electrical underground services you must use:

A full metal shovel.

An insulated shovel or spade.

A jack hammer.

A metal shovel and rubber gloves.

Question 42 of 50

43. If there’s an emergency on site you should ______.

Leave the site immediately

Follow the site emergency procedures in place

Phone the police for advice

Look for you supervisor and ask him for instructions

Question 43 of 50

44. Why should workers be fully trained and competent before they’re allowed to enter a confined space?

Flammable or explosive gasses are always present in confined spaces

Only house-building sites have confined spaces

The potential hazards of entering a confined space must be fully understood

Confined spaces don't provide breathable air

Question 44 of 50

45. What’s the first thing you should do if a colleague collapse and there are no first-aiders around?

Place them on their side in the recovery position

Get someone to call the emergency services immediately

Take them to the site office

Give them some painkillers

Question 45 of 50

46. What’s the FIRST thing you should do if you find an injured person while working on your own?

Call 999 and request an ambulance

Move the injured person to your site office

Assess the situation and make sure you are not in any danger

Let your supervisor know someone has been injured

Question 46 of 50

47. Which of these would result in you being ordered to leave the work site immediately? (Choose 2 answers)

If you turn up to work 1 hour late

If you turn up to work under the influence of drugs

If you turn up to work without your driving licence

If you turn up to work under the influence of alcohol

Question 47 of 50

48. Who is responsible for checking a ladder before it can be used?

The person who will be using it

The site manager

The site supervisor

A health and safety rep

Question 48 of 50

49. Which of these is most likely to happen if a worker fails to report a near miss?

It could lead to a serious accident in the future

The worker who experienced the near miss could be given a fine

The worker could be issued with a fine

The supervisor could be sacked if the worker doesn't report it

Question 49 of 50

50. What does this signal mean?

Proceed

Danger, emergency stop

Turn left

Turn right

Question 50 of 50