CSCS Mock Exam 8 | Free CSCS Card Practice Test 2026

CSCS Mock Exam 8: Full CSCS card practice test with 50 Questions for operatives taking the Health, Safety and Environment Test in 2026.

Preparing for the CSCS Health, Safety and Environment Test can feel challenging, but the right practice can make all the difference. These free CSCS mock test questions help site operatives strengthen their knowledge, spot areas for improvement, and build the confidence needed to succeed in the real CSCS exam.

Whether you’re applying for a new CSCS card or renewing an existing one, our CSCS mock exams provide a valuable way to check your readiness and improve your chances of passing on the first try. The pass mark is 45 out of 50 (90%).

1. What is the correct way to deal with soil that has been contaminated by leaking oil from plant or machinery?

Mix the affected soil with clean soil to hide it

Store it separately for collection as hazardous waste

Wash the contamination away with water and detergent

Put the soil into a general waste skip

Question 1 of 50

2. What is an inertia reel used for in work at height activities?

A fixed horizontal fall-arrest system

A pulley-operated fall-protection device

A retractable fall-arrest device that automatically adjusts as the user moves

A rope-operated fall-arrest system

Question 2 of 50

3. You need to use a mobile tower, but its wheel brakes are defective. What should you do?

Ask someone to hold the tower while you work

Stop the wheels moving by wedging them with timber

Do not use the tower and report the fault

Use the tower if the surface is level

Question 3 of 50

4. Which item should never be kept in a workplace first-aid kit?

Tablets or medication

Bandages

Plasters

Safety pins

Question 4 of 50

5. You are required to use respiratory protective equipment (RPE) for a task involving hazardous chemicals, but no suitable RPE has been provided. What should you do?

Do not start the task until you have the correct RPE and appropriate instruction or training

Complete the task as quickly as possible to minimize exposure

Begin work and take frequent breaks to limit exposure

Smell the substance first to check whether it is harmful

Question 5 of 50

6. Which statement about asbestos is accurate?

Asbestos fibres usually enter the body through the skin

Only smokers are affected by asbestos-related illnesses

Asbestos fibres are most commonly inhaled

Asbestos fibres usually enter the body through cuts and wounds

Question 6 of 50

7. You witness a serious accident on site. What two actions should you take immediately? (Select two answers)

Help the injured person sit up and provide food or water

Record the incident in the accident book

Alert nearby workers so assistance can be arranged

Move the injured person to the site office

Check that it is safe to approach the injured person

Question 7 of 50

8. Which of the following can increase the likelihood of developing lung cancer?

Exposure to vibration from tools

Breathing in hazardous dust over time

Contact with steam

Spending time in sunlight

Question 8 of 50

9. Which of these should you consider before carrying a load?

The distance you need to travel

Whether or not the path is clear and hazard free

The weight and dimensions of the object

All of these answers

Question 9 of 50

10. What is the safest option for cleaning heavily soiled hands?

Paraffin

Soap and water

White spirit

Paint thinners

Question 10 of 50

11. During which activity are materials most likely to fall from a vehicle on site?

Cleaning

Repainting

Unloading

Refuelling

Question 11 of 50

12. Water suppression is particularly effective for which of the following activities?

Cutting plywood sheets

Grinding steel surfaces

Breaking or chiselling concrete using pneumatic tools

Cutting steel with a disc cutter

Question 12 of 50

13. While working in an excavation, you notice the support system beginning to shift. What should you do?

Continue working and watch for further movement

Exit the excavation with anyone else working inside

Take no action because some movement is normal

Move to a different area of the excavation

Question 13 of 50

14. When should personal fall-arrest equipment be used when working at height?

Only when safer methods of fall prevention are not reasonably practicable (as a last resort)

For most work carried out at height

Only when working night shifts

Only during daytime operations

Question 14 of 50

15. Which of the following is least likely to create a disturbance for people living or working near a construction site?

Dust and airborne particles from site activities

Well-positioned site lighting designed to minimise glare

Noise and vibration generated by site operations

Heavy vehicles and construction plant movements

Question 15 of 50

16. You discover a person touching a live electrical cable. What should you do first?

Pull the person away from the cable

Isolate the electrical supply and call for assistance

Call 999 and request an ambulance

Contact the electricity supplier

Question 16 of 50

17. Which of these are most likely to affect the seal between a worker’s face and the RPE they need to wear? (Choose 2 answers)

The safety goggles the worker is wearing

Dust levels

The worker’s age

Beard length and growth

Question 17 of 50

18. A person is unconscious and you are not trained in first aid. What should you do first?

Slap their face to wake them

Turn them onto their back

Give mouth-to-mouth resuscitation

Get medical assistance immediately

Question 18 of 50

19. You find a nesting bird in an area where work is due to take place. What should you do?

Prevent further disturbance and inform your supervisor

Relocate the nest and return it afterwards

Frighten it away and continue working

Cover the nest so it can be moved elsewhere

Question 19 of 50

20. What information is most important to collect after a near-miss incident?

What work or activities were taking place when the incident occurred

Where the individuals involved were living

The next-of-kin details of those involved

The value of the project at the time of the incident

Question 20 of 50

21. Which statement about podium steps is incorrect?

Podium steps should be checked before use

Overreaching can make podium steps unstable

Podium steps cannot tip over during use

Any wheels should be locked before access

Question 21 of 50

22. When working around construction dust, what approach should workers take?

Dust is usually safe when working outdoors

Treat all dust as potentially harmful unless proven otherwise

Assume dust presents no risk unless warned about it

Dust is safe if it doesn't cause immediate symptoms

Question 22 of 50

23. What is the main purpose of installing guard rails around an excavation?

To stop harmful gases building up in the trench

To prevent people from falling into the excavation and being injured

To stop the trench walls from collapsing

To prevent rainwater entering the excavation

Question 23 of 50

24. You are about to use a pneumatic (air-powered) tool. Which three hazards should you be aware of? (Select three answers)

Flying debris and airborne particles

Hose whip caused by a poorly secured hose

Electric shock

Hand-arm vibration from prolonged use

Radiation exposure

Question 24 of 50

25. When should the sides of an excavation be battered back or stepped?

When water is present in the trench

Whenever there is a risk of the sides collapsing, regardless of depth

Only when the excavation is deeper than 5 metres

When underground services cross the excavation

Question 25 of 50

26. You are working inside a deep excavation when a lorry stops nearby and leaves its engine running. What is the safest action to take?

Leave the excavation immediately

Check whether a gas monitor is present

Put on hearing protection to reduce the engine noise

Ignore it because the vehicle will soon move away

Question 26 of 50

27. Engine-powered equipment is operating within a deep excavation. What additional safety measure should be provided?

Atmospheric or gas monitoring equipment

Additional wheel stops

No extra safety measure is required

Extra trench covers

Question 27 of 50

28. You're about to start an unfamiliar task. How would you know if additional PPE must be worn?

Refer to the task risk assessment and control measures

Look on the company's website for guidance

Read the general health and safety policy

Assume extra PPE is always necessary

Question 28 of 50

29. Which of the following is a common cause of occupational asthma?

Contact with rat urine while at work

Regularly breathing in harmful dust, fumes, or vapours

Frequent exposure to loud workplace noise

Skin contact with hazardous materials

Question 29 of 50

30. Cement roofing sheets are often associated with which hazardous material?

Termites

Dry rot

Asbestos

Rust

Question 30 of 50

31. Which statement is correct regarding a site spill involving just one litre of oil?

The biggest concern is the financial cost of the oil

The quantity is too small to create an environmental issue

Even a small spill can contaminate soil and the surrounding environment

It is mainly a source of air pollution

Question 31 of 50

32. What action should you take if you discover that your harness or lanyard is damaged?

Stop using the equipment and report the defect to your supervisor immediately

Borrow a colleague's harness and continue working

Continue using it and report the issue later

Report the damage but keep using it until a replacement arrives

Question 32 of 50

33. While using a hammer, you notice the head has become loose. What should you do?

Keep using the hammer carefully until the job is finished

Stop using the hammer immediately and have it repaired or replaced

Warn nearby workers and carry on

Continue using it more carefully

Question 33 of 50

34. A repair is required on a fragile roof. Which method provides the highest level of safety?

Work directly on the roof while wearing standard PPE

Carry out the work from a mobile elevating work platform (MEWP) positioned below the roof

Walk close to the roof supports while on the roof

Use ladders and ropes beneath the roof as protection

Question 34 of 50

35. In which situation is head protection generally not required on site?

When working by yourself

During hot weather conditions

If you are a self-employed contractor

When you are in a designated safe area, such as a site office

Question 35 of 50

36. A worker may be breaking wildlife protection laws if they do which two of the following? (Select two answers)

Report the protected species

Take photographs of it

Damage or destroy its habitat

Remove the plant or animal

Feed the animal

Question 36 of 50

37. When is it safe to walk across a fragile roof?

When suitable crawling boards with handrails are being used

Only if plastic roof panels are avoided

Only when fragile roof warning signs are displayed

At any time provided you walk along the fixing points

Question 37 of 50

38. What are the two main benefits of separating waste into different categories on site? (Select two answers)

Materials can be recovered, reused, or recycled more efficiently

It creates more work for site operatives

Separate waste streams are often cheaper to manage and dispose of

It reduces the space needed in waste skips

It allows the client to inspect discarded materials

Question 38 of 50

39. What is the most effective way to prevent people from falling through fragile surfaces, roof openings or voids?

Fit secure load-bearing covers and display suitable warning signs

Install safety netting and remind workers to take care

Tell workers where the hazards are located

Mark the hazards with warning tape

Question 39 of 50

40. Which fire extinguisher below contains water?

fire extinguishers

Question 40 of 50

41. Before entering a confined space that contains sludge at the bottom, which three actions should be completed? (Select three answers)

Determine what the sludge is made of

Make sure you have received the necessary training

Throw an object into the sludge to check its depth

Confirm the atmosphere has been tested for hazardous gases

Wear a disposable dust mask

Question 41 of 50

42. When working on a flat roof, what is the most effective way to prevent a fall from the edge?

Place warning signs around the roof edge

Ask someone to warn you if you get too close

Mark the edge with yellow warning tape

Install edge protection with guardrails and toe boards

Question 42 of 50

43. You need to run an electrical cable across a route used by site vehicles. Which two precautions should be taken? (Select two answers)

Cover the cable with scaffold boards

Provide suitable warning signs to alert drivers to the hazard

Protect the cable using a cable ramp

Wrap the cable in high-visibility tape

Suspend the cable at head height

Question 43 of 50

44. If power tool cables are lying across a walkway, what is the safest action to take?

Cancel the job because it’s unsafe

Use cordless tools or raise cables overhead

Keep an eye out for people walking by

Put up signs saying the area is closed

Question 44 of 50

45. What is a common consequence of ordering more materials than a project requires?

Reduced project costs

Increased site accidents

Greater workplace hazards

Unnecessary waste

Question 45 of 50

46. Why are one-way traffic systems used in loading and unloading areas?

To reduce or eliminate the need for reversing vehicles

To allow vehicles to travel at higher speeds

To increase reversing movements

To lower site speed limits

Question 46 of 50

47. When selecting respiratory protective equipment (RPE), what is the most important factor to check?

The overall weight of the equipment

Whether smells can still be detected while wearing it

The colour of the respirator

That it forms an effective seal against the face

Question 47 of 50

48. Which two sources can provide information about site emergency procedures and emergency contact numbers? (Select two answers)

Your local job centre

The site induction

The local telephone directory

Site noticeboards and safety information displays

The Health and Safety Executive (HSE) website

Question 48 of 50

49. Before starting work with a hazardous substance, who should explain the health risks and safe working procedures identified in the COSHH assessment?

Your employer or site supervisor

An HSE inspector

Security personnel

The site first aider

Question 49 of 50

50. What is the main purpose of wearing personal protective equipment?

To reduce the risk of injury and work-related ill health

To make workers easier to identify on site

To satisfy insurance requirements only

To improve productivity

Question 50 of 50