FREE PRACTICE TEST 32

CSCS Mock Test 32: 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 explanationsPpe, Hazards And Safe Systems Of Work

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 50High risk activities

If work at height cannot be avoided, what should be prioritised?

A. Relying only on a worker's balanceB. Working fasterC. Collective protection such as suitable platforms and guardrailsD. Removing edge protection for access

Correct answer: C. Collective fall prevention protects everyone and is generally preferred before personal fall protection.

Question 2 of 50Working environment

What is the main purpose of site welfare facilities?

A. To store hazardous chemicalsB. To provide free toolsC. To replace first-aid arrangementsD. To provide suitable toilets, washing, drinking water and rest facilities

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

Question 3 of 50Safety

What should you do if a machine guard is missing?

A. Wear thicker gloves and continueB. Use the machine slowlyC. Ask someone to watch the moving partsD. Do not use the machine and report it

Correct answer: D. Guards are a primary control against contact with dangerous moving parts.

Question 4 of 50Environmental & specialist awareness

What should you do before entering an area where a crane is operating?

A. Wave from behind the craneB. Follow the exclusion-zone and communication controls and obtain permission if requiredC. Walk under the hook quicklyD. Assume the operator can see you

Correct answer: B. Crane operations need controlled access because of suspended loads, slewing and blind spots.

Question 5 of 50Working environment

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

A. A safe escape routeB. First-aid equipmentC. A mandatory actionD. A prohibition or something you must not do

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

Question 6 of 50Safety

Why should emergency stop controls be kept unobstructed?

A. They increase productionB. They are only decorativeC. They may need to be activated immediatelyD. They prevent tools being cleaned

Correct answer: C. Emergency stops must be readily accessible if dangerous movement needs to be stopped quickly.

Question 7 of 50Occupational health

How can outdoor workers reduce harm from strong sunlight?

A. Use welding goggles as sunglassesB. Use suitable clothing, shade and sunscreen and take sensible breaksC. Work shirtlessD. Avoid drinking water

Correct answer: B. UV exposure can damage skin; protective clothing, sunscreen and shade reduce risk.

Question 8 of 50Working environment

What should you do if a floor opening is uncovered?

A. Mark it with paint onlyB. Cover it with loose cardboardC. Prevent access and report it so suitable protection can be restoredD. Step around it and say nothing

Correct answer: C. Openings should be physically protected or access prevented because a fall can cause serious injury.

Question 9 of 50High risk activities

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

A. Use it for a lighter load without telling anyoneB. Remove it from use and report itC. Wrap it with tapeD. Tie a knot in it

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

Question 10 of 50Occupational health

Which lifting technique is generally safer for a manageable load?

A. Keep the load close, use a stable stance and avoid twistingB. Twist while risingC. Keep the load at arm's lengthD. Lift with a rounded back and straight legs

Correct answer: A. Keeping the load close and maintaining a stable, controlled posture reduces strain.

Question 11 of 50High risk activities

Before using a MEWP, what should the operator confirm?

A. The platform can carry unlimited weightB. It can be driven on any slopeC. They are trained/authorised and the machine and ground conditions are suitableD. Guardrails can be removed for access

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

Question 12 of 50Environmental & specialist awareness

Why is environmental incident reporting important?

A. It allows prompt control, clean-up and prevention of recurrenceB. It replaces spill responseC. It is unnecessary for small sitesD. Only to calculate wages

Correct answer: A. Reporting helps limit impacts and supports corrective action.

Question 13 of 50Safety

What should you do if you find a fire door wedged open when it should be closed?

A. Leave it because it improves ventilationB. Remove the obstruction if safe and report the issueC. Paint a warning sign on itD. Lock the door

Correct answer: B. Fire doors are part of compartmentation and should not be defeated unless designed to be held open safely.

Question 14 of 50Environmental & specialist awareness

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

A. To prevent contaminants entering the drainage systemB. To store tools on topC. To increase drainage speedD. To stop rain completely

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

Question 15 of 50Environmental & specialist awareness

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

A. To test water pressureB. To clean workers' boots onlyC. To reduce mud and debris being tracked onto public roadsD. To cool vehicle brakes

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

Question 16 of 50Safety

What should you do with a defective ladder, tool or piece of equipment?

A. Use it only for short tasksB. Take it out of use and report/label it according to site procedureC. Hide the defectD. Loan it to another worker

Correct answer: B. Defective equipment should be prevented from being used until made safe.

Question 17 of 50Occupational health

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

A. Wear the specified hearing protectionB. Use headphones insteadC. Ignore the sign if you are there brieflyD. Only wear protection when machinery stops

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

Question 18 of 50Occupational health

Why is health surveillance used for some construction hazards?

A. To decide who can take breaksB. To measure productivity onlyC. To replace risk controlsD. To detect early signs of work-related ill health where appropriate

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

Question 19 of 50Occupational health

What can prolonged exposure to high noise levels cause?

A. Permanent hearing damageB. Better concentrationC. Improved balanceD. Stronger eyesight

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

Question 20 of 50High risk activities

What should happen before digging where underground services may be present?

A. Start with a mechanical excavatorB. Rely on memory of old plansC. Pour water on the areaD. Check service information, locate services with suitable equipment and use safe digging methods

Correct answer: D. Planning, service plans, locating devices and safe digging practices help prevent striking buried services.

Question 21 of 50Safety

What should you do if you smell gas or suspect a gas leak?

A. Stop work, avoid ignition sources, move to safety and follow the emergency procedureB. Switch electrical equipment on to find the sourceC. Ignore it outdoorsD. Use a flame to test for gas

Correct answer: A. Suspected gas leaks require prompt isolation from ignition and emergency reporting.

Question 22 of 50High risk activities

Why is a hot-work permit used on some sites?

A. To confirm specified fire and safety precautions are in placeB. To allow smoking in the work areaC. To replace fire extinguishersD. To record the welder's wages

Correct answer: A. A hot-work permit formalises checks and precautions for ignition-producing activities.

Question 23 of 50Safety

Why should gas cylinders be stored upright and secured where required?

A. To make labels easier to read onlyB. To keep them warmerC. To prevent them falling and damaging the valve or becoming a projectileD. To increase gas pressure

Correct answer: C. A damaged cylinder valve can release energy violently, so cylinders should be secured and correctly stored.

Question 24 of 50High risk activities

What should you maintain when climbing a ladder?

A. One foot onlyB. Your body leaning far to one sideC. Both hands full of toolsD. Three points of contact where practicable

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

Question 25 of 50Safety

If someone is receiving an electric shock from live equipment, what should you do first if it is safe?

A. Pour water on the equipmentB. Pull them away with bare handsC. Isolate the electrical supply before touching the personD. Move the cable with a metal tool

Correct answer: C. You must avoid becoming a second casualty; safely isolate the power before contact.

Question 26 of 50High risk activities

Why is an excavation dangerous even if it is not very deep?

A. Shallow excavations are always safeB. Sides can collapse and people can fall in or encounter services depending on conditionsC. Only excavators are at riskD. Only water is a hazard

Correct answer: B. Excavation risk depends on ground, depth, loads, access, services and other conditions—not one simple depth threshold.

Question 27 of 50Occupational health

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

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

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

Question 28 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. Ask another untrained worker to helpB. Try it once to gain experienceC. Explain that you are not competent or authorised and seek instructionD. Do it only if no supervisor is watching

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

Question 29 of 50Environmental & specialist awareness

What is the purpose of a spill kit?

A. To repair electrical toolsB. To clean PPE onlyC. To contain and absorb certain spills so they can be handled safelyD. To test concrete strength

Correct answer: C. Spill kits provide materials for containment, absorption and controlled clean-up.

Question 30 of 50Environmental & specialist awareness

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

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

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

Question 31 of 50Occupational health

When cutting materials that can produce silica dust, which control is usually preferable to relying only on a dust mask?

A. Open a nearby door onlyB. Remove eye protectionC. Work faster to reduce exposure timeD. Use effective extraction or water suppression at source

Correct answer: D. Controlling dust at source with extraction or suppression is more effective than relying on PPE alone.

Question 32 of 50Occupational health

Why should hearing protection fit correctly?

A. It makes tools run more quietlyB. Poor fit can greatly reduce the protection providedC. It removes the need to control noise at sourceD. It changes the colour of the ear defenders

Correct answer: B. Hearing protection only works effectively when selected, fitted and worn correctly.

Question 33 of 50High risk activities

What should be provided where an excavation is at risk of collapse?

A. A warning sign onlyB. A plank across the topC. High-visibility clothing onlyD. Suitable support, battering or another engineered protective system

Correct answer: D. Excavation sides need appropriate support or safe shaping where collapse risk exists.

Question 34 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 35 of 50Environmental & specialist awareness

How should hazardous waste be handled?

A. Burned on siteB. Washed into drainsC. Mixed with general wasteD. Segregated, labelled and disposed of through the correct authorised route

Correct answer: D. Hazardous waste requires controlled storage and disposal to protect people and the environment.

Question 36 of 50Working environment

Why are toolbox talks used on construction sites?

A. To allocate annual leaveB. To inspect payroll recordsC. To replace all formal qualificationsD. To discuss short, relevant safety topics with the workforce

Correct answer: D. Toolbox talks provide focused, practical reminders about hazards, controls and safe working methods.

Question 37 of 50Safety

What should you do if the cable on a power tool is damaged?

A. Stop using it, isolate it from use and report the defectB. Use it only in dry weatherC. Wrap the damaged area with ordinary tape and continueD. Ask a colleague to hold the cable

Correct answer: A. Damaged electrical equipment should be removed from use until properly repaired or replaced.

Question 38 of 50Occupational health

What should you do before using a hazardous substance you have not used before?

A. Check the assessment, label/SDS and required controlsB. Smell it to identify the hazardC. Mix it with waterD. Use it outdoors without further checks

Correct answer: A. You should understand the hazards, exposure routes and controls before use.

Question 39 of 50Environmental & specialist awareness

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

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

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

Question 40 of 50Working environment

What do green safety signs commonly identify?

A. Prohibited activitiesB. Mandatory PPEC. Safe conditions such as emergency exits or first aidD. Electrical voltage

Correct answer: C. Green signs are associated with safe conditions such as emergency exits and first-aid locations.

Question 41 of 50High risk activities

What is a major danger near reversing construction vehicles?

A. Clean windscreensB. Driver blind spotsC. Low tyre pressure onlyD. Loud radios

Correct answer: B. Large vehicles can have significant blind spots, so segregation, visibility and safe reversing controls are important.

Question 42 of 50Working environment

What should you do if you do not understand a site instruction?

A. Ignore it if you are experiencedB. Guess what it meansC. Ask for clarification before continuingD. Copy what another worker is doing even if their task differs

Correct answer: C. You should understand the instruction and the risks before starting or continuing work.

Question 43 of 50Working environment

Why should emergency routes and exits never be blocked?

A. They are mainly for deliveriesB. Blocked exits reduce heating costsC. They may be needed for rapid evacuationD. They are used only by visitors

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

Question 44 of 50Environmental & specialist awareness

What should you check before using a lifting accessory?

A. Identification, suitability, condition and any required examination statusB. Only its colourC. Whether it is the newest itemD. Whether it belongs to your employer

Correct answer: A. Lifting accessories need to be suitable, identifiable and in safe condition.

Question 45 of 50Safety

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

A. Increase the speedB. Stop using it and report/check the defectC. Hit it to make it work normallyD. Remove the safety guard

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

Question 46 of 50Occupational health

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

A. Get help or use suitable mechanical assistanceB. Try to lift it once to test yourselfC. Drag it across an access routeD. Throw it onto a trolley

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

Question 47 of 50Safety

Why should access to electrical panels be kept clear?

A. To allow water to drainB. To improve Wi-Fi signalC. So tools can be stored nearbyD. So they can be safely reached for operation or emergency isolation

Correct answer: D. Electrical controls may need rapid access for isolation, inspection or emergency response.

Question 48 of 50Working environment

What does a blue circular safety sign usually mean?

A. A fire extinguisher is nearbyB. An action is prohibitedC. A mandatory action must be followedD. A substance is toxic

Correct answer: C. Blue circular signs normally communicate mandatory actions such as wearing specified PPE.

Question 49 of 50High risk activities

Should a mobile access tower be moved while people or loose materials are on the platform?

A. Yes, if moved slowlyB. No, occupants should descend and loose items be secured before movingC. Yes, if two people pushD. Only if the brakes are partly applied

Correct answer: B. Moving an occupied tower can cause overturning or falls.

Question 50 of 50Working environment

What should happen to site rules after induction?

A. They apply only when management is presentB. They should be followed throughout your time on the siteC. They only apply on the first dayD. They can be ignored by experienced workers

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

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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.