FREE PRACTICE TEST 10

CSCS Mock Test 10: 50 Questions

Practice the format people commonly call the “CSCS test”. The official assessment is the CITB Health, Safety & Environment Operatives test: 50 questions in 45 minutes with a 45/50 pass mark.

50 questions45 minutes45/50 targetInstant explanationsFull Mixed Operatives-Style Revision

Important: This is an independent FastQual practice test, not an official CITB test or official CITB question bank. Use it alongside current official revision materials.

45:00

Answered 0/50

Question 1 of 50Working environment

What should you do if you are asked to carry out a task you have not been trained or authorised to do?

A. Do it only if no supervisor is watchingB. Ask another untrained worker to helpC. Try it once to gain experienceD. Explain that you are not competent or authorised and seek instruction

Correct answer: D. Workers should only undertake tasks for which they are competent, trained and authorised where required.

Question 2 of 50High risk activities

If a vehicle operator cannot see you, what should you assume?

A. High-visibility clothing makes you visible from every angleB. They may move without knowing you are there, so stay clear and gain acknowledgement before approachingC. They can hear youD. They will automatically stop

Correct answer: B. Never rely on being seen; establish safe communication before entering a vehicle's operating area.

Question 3 of 50Occupational health

If a load is too heavy or awkward for you to handle safely, what should you do?

A. Try to lift it once to test yourselfB. Get help or use suitable mechanical assistanceC. Throw it onto a trolleyD. Drag it across an access route

Correct answer: B. Do not attempt a lift that exceeds your capability; use assistance or mechanical handling equipment.

Question 4 of 50High risk activities

Why must demolition work be carefully planned?

A. Only noise needs controllingB. Structures can become unstable and hazards such as services and hazardous materials must be controlledC. Demolition is safe once windows are removedD. Planning is only required for tall buildings

Correct answer: B. Demolition can create collapse, falling material, service, dust and hazardous-material risks.

Question 5 of 50Safety

Where should flammable materials be kept?

A. Next to heaters so they stay dryB. In escape routesC. Under stairways used for evacuationD. In designated storage away from ignition sources, following site rules

Correct answer: D. Segregated, suitable storage reduces fire and ignition risk.

Question 6 of 50High risk activities

What should you do if a lifting sling has visible cuts, severe wear or damage?

A. Tie a knot in itB. Use it for a lighter load without telling anyoneC. Remove it from use and report itD. Wrap it with tape

Correct answer: C. Damaged lifting accessories must not be used unless formally assessed and made safe.

Question 7 of 50Safety

Why must emergency equipment remain accessible?

A. It may be needed immediately during an incidentB. It is only used during inspectionsC. It is used for tool storageD. Access is optional on small sites

Correct answer: A. Blocked fire points, first-aid equipment or emergency controls can delay a response.

Question 8 of 50High risk activities

Why are toe boards fitted to many work platforms?

A. To mark smoking areasB. To increase platform heightC. To replace guardrailsD. To help prevent tools and materials being kicked or falling from the edge

Correct answer: D. Toe boards are part of edge protection and help contain materials on the platform.

Question 9 of 50Working environment

What should you do if site conditions change and the planned safe method no longer seems suitable?

A. Continue because the paperwork has already been signedB. Stop and ask for the risk assessment or method to be reviewedC. Ask a colleague to take responsibilityD. Ignore the change if the task is almost finished

Correct answer: B. Safe systems of work should be reviewed when conditions change or new hazards appear.

Question 10 of 50Occupational health

If a hearing-protection zone is marked, what should you do?

A. Ignore the sign if you are there brieflyB. Wear the specified hearing protectionC. Only wear protection when machinery stopsD. Use headphones instead

Correct answer: B. Mandatory hearing protection zones indicate that suitable hearing protection must be worn.

Question 11 of 50High risk activities

Before using a MEWP, what should the operator confirm?

A. Guardrails can be removed for accessB. They are trained/authorised and the machine and ground conditions are suitableC. The platform can carry unlimited weightD. It can be driven on any slope

Correct answer: B. MEWP safety depends on competent operation, pre-use checks, safe ground and following the manufacturer's limits.

Question 12 of 50Environmental & specialist awareness

What should you do with batteries and other potentially hazardous small items?

A. Throw them into firesB. Leave them outdoorsC. Put them in general food wasteD. Place them in the designated waste/recycling stream

Correct answer: D. Batteries can contain hazardous materials and should follow the site's designated disposal route.

Question 13 of 50Occupational health

What should you do if you develop persistent numbness in your fingers after using vibrating tools?

A. Use the tool with one handB. Report the symptoms and seek occupational health or medical adviceC. Increase your daily exposure slowlyD. Ignore it until the next annual check

Correct answer: B. Early reporting of symptoms can prevent further exposure and allow assessment.

Question 14 of 50High risk activities

Who should operate an excavator, telehandler or similar plant?

A. A labourer if supervised from a distanceB. Any worker over 18C. A trained, competent and authorised operatorD. Anyone with a car licence

Correct answer: C. Plant operation requires competence and site authorisation appropriate to the equipment and task.

Question 15 of 50Safety

Why should compressed air not be used to clean dust from clothing or skin?

A. It can drive particles into the body and create serious injury or airborne dustB. It always causes hearing loss immediatelyC. It reduces tool pressureD. It makes clothing shrink

Correct answer: A. Compressed air can cause injection injuries and aerosolise hazardous dust.

Question 16 of 50Working environment

Why should near misses be reported?

A. Only to increase paperworkB. So lessons can be learned and controls improved before someone is hurtC. They do not need reporting if nobody was injuredD. To reduce the number of breaks

Correct answer: B. Near-miss reporting helps identify weaknesses in controls and prevent recurrence.

Question 17 of 50Environmental & specialist awareness

What should you do if work could disturb protected wildlife or nesting birds?

A. Move the nest yourselfB. Ignore it if the programme is busyC. Stop or follow the ecological controls and seek advice before disturbing themD. Use louder machinery

Correct answer: C. Ecological constraints should be identified and managed in line with site and legal requirements.

Question 18 of 50High risk activities

What should you check before using a ladder?

A. That it is the longest ladder on siteB. That it has paint marksC. That someone used it yesterdayD. That it is suitable, in good condition and set up securely

Correct answer: D. Ladders should be suitable for the task, inspected and positioned on a stable surface.

Question 19 of 50Working environment

What should you do if a safety barrier has been moved and no longer protects an opening?

A. Report it and make sure the area is secured before exposure continuesB. Wait until the end of the shiftC. Assume someone else will fix itD. Put a warning note nearby and carry on

Correct answer: A. Missing barriers can expose people to serious falls; the area should be secured and the defect reported promptly.

Question 20 of 50Occupational health

What is a sensible action if you feel unwell from heat while working?

A. Drink only energy drinksB. Wear extra layersC. Keep working until the task is completeD. Stop, move to a cooler area, hydrate and report symptoms

Correct answer: D. Heat illness can worsen quickly; early cooling, hydration and reporting are important.

Question 21 of 50Environmental & specialist awareness

Why should drains sometimes be covered or protected during spill-risk activities?

A. To increase drainage speedB. To store tools on topC. To stop rain completelyD. To prevent contaminants entering the drainage system

Correct answer: D. Drain protection is an important part of pollution prevention.

Question 22 of 50Environmental & specialist awareness

What should happen if you discover contaminated soil during excavation?

A. Mix it with clean soilB. Stop or isolate as required and report it so the material can be assessed and managedC. Spread it across the siteD. Wash it into a drain

Correct answer: B. Unexpected contamination should be assessed before further disturbance or disposal.

Question 23 of 50Environmental & specialist awareness

Why should fuel containers be stored in a suitable designated area?

A. To warm the fuelB. To reduce fire and pollution risk and allow spill containmentC. To make them easier to hideD. To keep them near drains

Correct answer: B. Suitable fuel storage helps prevent leaks, ignition and environmental contamination.

Question 24 of 50Occupational health

What is the best reason to report stress or mental-health concerns that are affecting safe work?

A. Only managers can raise such concernsB. Support and adjustments may help prevent errors and protect wellbeingC. It automatically leads to dismissalD. It is unrelated to safety

Correct answer: B. Wellbeing can affect concentration and decision-making; early support can help maintain safe performance.

Question 25 of 50Safety

What is the purpose of a first aider?

A. To replace emergency servicesB. To prescribe medicationC. To give appropriate immediate assistance until further medical help is availableD. To diagnose every illness

Correct answer: C. First aid is immediate assistance intended to preserve life and limit harm until more help is available.

Question 26 of 50Safety

What should you do before operating unfamiliar equipment?

A. Operate it only at maximum speedB. Remove warning labelsC. Try each control until you learn itD. Make sure you are trained/authorised and understand the instructions and controls

Correct answer: D. Competence and understanding of controls are essential before operating equipment.

Question 27 of 50Environmental & specialist awareness

How should asbestos waste be handled if produced by authorised asbestos work?

A. Broken into smaller pieces to save spaceB. Burned on siteC. Mixed into general rubbleD. Using the specified hazardous-waste controls and authorised disposal route

Correct answer: D. Asbestos waste requires strict packaging, labelling, transport and disposal controls.

Question 28 of 50Safety

Why should you never remove an electrical plug earth pin or defeat an RCD?

A. It only affects battery lifeB. It can remove important protection against electric shockC. It changes the voltage colourD. It makes tools too quiet

Correct answer: B. Protective electrical features are safety controls and must not be bypassed.

Question 29 of 50Working environment

What is the main purpose of site welfare facilities?

A. To replace first-aid arrangementsB. To store hazardous chemicalsC. To provide free toolsD. To provide suitable toilets, washing, drinking water and rest facilities

Correct answer: D. Suitable welfare arrangements support hygiene, health and safe working conditions.

Question 30 of 50Working environment

Why should materials be stored securely and tidily?

A. Only to improve photographs of the siteB. To avoid using storage racksC. So workers can climb on themD. To reduce collapse, trip and access risks

Correct answer: D. Stable, organised storage helps prevent falling materials, blocked routes and manual handling problems.

Question 31 of 50Occupational health

Why is health surveillance used for some construction hazards?

A. To measure productivity onlyB. To detect early signs of work-related ill health where appropriateC. To replace risk controlsD. To decide who can take breaks

Correct answer: B. Health surveillance can help detect early effects of exposure, but it does not replace prevention and control.

Question 32 of 50Occupational health

What is the safest approach to reducing exposure to hazardous fumes?

A. Hold your breathB. Rely on smell to decide if it is safeC. Use effective ventilation or extraction and follow the task controlsD. Work faster

Correct answer: C. Engineering controls such as local exhaust ventilation can remove fumes at source.

Question 33 of 50Safety

If a tool starts behaving unusually, what should you do?

A. Stop using it and report/check the defectB. Hit it to make it work normallyC. Increase the speedD. Remove the safety guard

Correct answer: A. Unusual noise, vibration or operation can indicate a dangerous defect.

Question 34 of 50Environmental & specialist awareness

Why should different waste streams be separated where the site system requires it?

A. It makes all waste non-hazardousB. It increases the amount of wasteC. It supports safe handling, recycling and lawful disposalD. It removes the need for skips

Correct answer: C. Segregation can improve recycling and prevent contamination of recyclable or hazardous waste streams.

Question 35 of 50Safety

Why is horseplay unacceptable on site?

A. It only causes delaysB. It is only prohibited for apprenticesC. It is allowed during breaksD. It introduces unnecessary risk around hazards, tools and moving equipment

Correct answer: D. Construction sites contain serious hazards; distraction and horseplay can lead to injury.

Question 36 of 50Environmental & specialist awareness

What should you do if strong winds begin affecting a lifting or access operation?

A. Follow the equipment/plan limits and stop if conditions are unsafeB. Add more people as ballastC. Continue because the schedule is fixedD. Remove wind-speed checks

Correct answer: A. Wind can affect cranes, MEWPs, towers and loads; manufacturer and lift-plan limits must be respected.

Question 37 of 50Environmental & specialist awareness

Why may wheel-wash facilities be used at site exits?

A. To cool vehicle brakesB. To clean workers' boots onlyC. To test water pressureD. To reduce mud and debris being tracked onto public roads

Correct answer: D. Keeping public roads clear of site mud reduces environmental nuisance and road hazards.

Question 38 of 50Safety

What is a permit-to-work system used for?

A. To issue wagesB. To replace competence requirementsC. To control certain high-risk activities through formal authorisation and precautionsD. To record lunch breaks

Correct answer: C. Permits help ensure specified precautions are in place before and during high-risk work.

Question 39 of 50Working environment

What does a red circular sign with a diagonal bar generally mean?

A. A mandatory actionB. A safe escape routeC. A prohibition or something you must not doD. First-aid equipment

Correct answer: C. Red prohibition signs communicate actions that are not allowed.

Question 40 of 50Environmental & specialist awareness

Why should site lighting be directed carefully at night?

A. To replace barriersB. To increase fuel useC. To make wildlife easier to attractD. To provide safe illumination while reducing glare and nuisance to neighbours and road users

Correct answer: D. Lighting should support safe work without creating glare, distraction or unnecessary environmental impact.

Question 41 of 50High risk activities

Who should give standard signals to a crane or plant operator during a lifting operation?

A. A designated competent signaller/banksman where requiredB. Any worker nearbyC. The newest workerD. Only the delivery driver

Correct answer: A. Clear communication through a designated competent signaller helps prevent conflicting instructions.

Question 42 of 50Occupational health

What can prolonged exposure to high noise levels cause?

A. Better concentrationB. Permanent hearing damageC. Improved balanceD. Stronger eyesight

Correct answer: B. Noise-induced hearing loss can be permanent, so exposure should be controlled and hearing protection used where required.

Question 43 of 50Safety

Why must safety devices on tools and machinery not be bypassed?

A. They are only required during inspectionsB. They reduce productivity onlyC. They are optional for experienced workersD. They are designed to reduce exposure to dangerous movement or conditions

Correct answer: D. Defeating safety devices removes engineered protection and can expose workers to severe hazards.

Question 44 of 50High risk activities

What should you maintain when climbing a ladder?

A. Three points of contact where practicableB. One foot onlyC. Your body leaning far to one sideD. Both hands full of tools

Correct answer: A. Maintaining secure contact improves stability and reduces the chance of a fall.

Question 45 of 50High risk activities

What is the safest position when a machine is slewing or turning?

A. On the machine stepsB. Between the machine and a fixed wallC. Directly behind the counterweightD. Outside the machine's operating and crush zones

Correct answer: D. People can be crushed between moving plant and fixed objects; exclusion zones are critical.

Question 46 of 50Occupational health

How can vibration exposure from power tools be reduced?

A. Use heavier gloves instead of managing exposureB. Grip the tool as tightly as possibleC. Use suitable low-vibration tools, maintain them and limit exposure timeD. Remove tool guards

Correct answer: C. Tool selection, maintenance and exposure management are key controls for vibration risk.

Question 47 of 50Working environment

What should happen to site rules after induction?

A. They can be ignored by experienced workersB. They apply only when management is presentC. They only apply on the first dayD. They should be followed throughout your time on the site

Correct answer: D. Site rules remain in force because they form part of the site's risk controls.

Question 48 of 50Occupational health

Why should you wash your hands before eating or smoking after handling hazardous materials?

A. To improve grip strengthB. To reduce accidental ingestion or transfer of contaminantsC. To reduce vibrationD. To prevent hearing damage

Correct answer: B. Handwashing prevents hazardous substances being transferred to food, cigarettes or the face.

Question 49 of 50Working environment

Why should emergency routes and exits never be blocked?

A. They may be needed for rapid evacuationB. Blocked exits reduce heating costsC. They are used only by visitorsD. They are mainly for deliveries

Correct answer: A. Emergency routes must stay available so people can leave quickly and safely.

Question 50 of 50Working environment

Who should report a hazard that could injure someone on site?

A. Only a visiting inspectorB. Anyone who notices the hazardC. Only the person who created the hazardD. Only the health and safety manager

Correct answer: B. Everyone on site has a role in reporting hazards so they can be controlled promptly.

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Official format reference: CITB states that the Operatives HS&E test contains 50 questions, lasts 45 minutes and requires at least 45 correct answers. Check current CITB guidance.

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Updated 2026-08-19. Questions are original revision content designed around common construction health, safety and environmental principles.