Large Goods Vehicle (LGV) Theory Practice Test

These questions are part of the practice quiz. Start practicing

• What is the minimum tread depth across the central three-quarters of the width of a lorry tyre?
• What colour follows the green signal at a puffin crossing?
• Which feature helps the driver monitor the position of the front wheel relative to the kerb?
• Which of the following correctly identifies signs of a brake system fault that you should act on immediately?
• Over what period must the 35 hours of Driver CPC training be carried out?
• Which symbol on a lorry warns that the load is dangerous when wet?
• An articulated vehicle is most at risk of jack-knifing during which condition?
• Your vehicle has hydraulic brakes. Why might the brake pedal go down too far when pressed?
• If you notice tyre bulges or other damage, what is the immediate action to take?
• Which factor directly reduces visibility when driving fast in rain?
• Which situation describes a higher risk of instability during cornering for a double-deck lorry?
• Why is high-visibility clothing important in loading and unloading areas?
• Where should you position an empty ISO container on the trailer during part-loading?
• Which of the following is the correct course for flood water when immediate passage is unsafe?
• Overloading an axle can lead to which effect?
• Which of the following can help reduce fuel consumption?
• Which symbol would indicate a load is dangerous when wet?
• During a journey with a co-driver, how should the time when the other person is driving be recorded?
• What should you do if you notice a tyre with visible tread damage or bulges?
• How should you position a heavy pallet to avoid instability and ensure safe stacking?
• Which factor is most likely to reduce visibility in rain at speed?
• Which item is included in a daily walk-around inspection to ensure visibility and signaling?
• A tachograph needs recalibration at a fixed interval. How many years between recalibrations?
• What is the maximum GVW allowed for a standard rigid LGV in the UK?
• What are fatigue risks while driving an LGV and how can you mitigate them?
• When unloading with a lorry-mounted crane, which safety feature should you use?
• When driving through a tunnel in heavy traffic, what should you do?
• Your vehicle has a maximum authorised mass of 40 tonnes. The tare weight is 10 tonnes. What's your maximum payload?
• If the air brakes warning light illuminates in motion, what is the proper action?
• A lorry displaying a yellow symbol with a flame on a circle indicates which type of material?
• During trailer coupling, which action helps ensure a safe connection?
• On bus and lorry tyres, the sidewall code indicates what aspect of the tyre?
• At what load width is an attendant required?
• During a daily walk-around, which fluids should you check?
• Axle weight limits for a heavy vehicle are typically displayed where?
• Which statement correctly describes how to check LGV tyre pressures?
• Why is correct load distribution important for vehicle stability?
• Which anchorage point is unsafe to use with ratchet straps when securing a very heavy load?
• When must you notify telephone companies about moving a high load?
• How long is the certificate valid for drivers certified to carry dangerous goods?
• What checks are essential before coupling a trailer to a tractor unit?
• At a roadside check, HM Revenue and Customs officers are most likely to inspect which of the following?
• When should you verify route height, width, and weight restrictions?
• What’s the purpose of a crawler lane?
• What is a recommended technique for controlling speed on downhill gradients?
• Which of the following best describes the purpose of a crawler lane?
• When are exhaust brakes most efficient?
• Which practice helps prevent projecting items beyond the deck on a pallet load?
• When replacing a tubeless tyre on a heavy vehicle, what is the advisable action regarding the tyre valve?
• What placards and documentation are required when transporting dangerous goods by road?
• Which item is included in the daily walk-around inspection to address safety equipment?
• Why must axle loads be within legal limits?
• How wide does a load need to be before an attendant is required?
• What are the benefits of keeping a clean cab and windows on long journeys?
• Which driving situation is most likely to cause weight transfer?
• When crossing flood water, which approach is recommended?
• Load width requires side markers at what width?
• A load that is very wide requires an attendant when the width is at least:
• Which driving practice best reduces fuel consumption during a journey?
• How does underinflated tyres affect performance and safety?
• When securing a load with rope, what minimum rope diameter is recommended?
• How can strong crosswinds affect a high-sided LGV with a tall load?
• What are potential consequences of exceeding axle load limits?
• How often should the components of the fifth-wheel coupling be inspected?
• In a pre-use defect scenario, which action prevents using a defective component?
• Which document must you show immediately when boarding a ferry back to the UK to the immigration officer?
• Why is wheel chocking important during loading and unloading operations?
• Which statement best describes the role of edge protection in cargo securing?
• In ABS-equipped vehicles, what is the effect of pumping the brake pedal?
• How should you deal with a brake fade or ABS failure?
• If you regularly transport high‑value goods, whose advice should you seek?
• Which color band on the rev counter is recommended for maximum fuel economy?
• Which statement about brake fluid is true?
• What does an illuminated air brakes warning light indicate on an LGV?
• Why should you stagger loads inside a trailer when securing them for transit?
• Which safety precautions should you observe when refueling?
• Under EU rules, you may drive for up to nine hours a day. What maximum may this be increased to on two days of the week?
• Which statement about headlights in wet weather is true?
• When using a safe parking area or lay-by, what safety step should you take to prevent the vehicle from rolling?
• What is the purpose of projection marker boards on vehicles with rear overhang?
• In wet weather, which statement is a true cause of reduced visibility at speed?
• If a double-deck lorry has the top deck loaded and the lower deck empty, what is the potential risk?
• What's the fifth-wheel coupling used for?
• Which component on a drawbar unit should be inspected for wear to ensure the connection remains secure?
• What is the basic rule for following distance for an LGV in good conditions?
• Before entering a tunnel with an LGV, which checks should be completed?
• Why can visibility be worse when driving at high speed in wet weather?
• What's a buffer lane?
• If you notice signs of brake faults, what should you do?
• Why is it important to keep tyres inflated during long LGV journeys?
• Which statement about CMR consignment notes is true?
• Which of the following describes the correct flood-water crossing technique?
• Identify the rear symbol that indicates corrosive materials.
• Which statement is true about spray in wet weather at high speed?
• If involved in an incident where someone is injured and you don't produce your insurance certificate at the time, how soon must you report the incident to the police?
• What is the correct approach to use mirrors when changing lanes with a trailer?
• What is the purpose of a safe parking area or lay-by and how should you use it?
• What's the minimum depth of tread required over three-quarters of the breadth of a lorry tyre?
• An analogue tachograph must be recalibrated at what interval?
• Which item is specifically included in a daily walk-around to ensure load security and distribution?
• The fifth-wheel coupling is used for which purpose?
• Which statement best describes the purpose of a warning triangle and when to deploy it?
• Which factor should be verified when planning an alternative route to avoid restrictions?
• What is the purpose of using edge protection and load restraints?
• What steps should you take to prevent injury when opening a door or hatch during loading?
• What does the sign showing 2 T indicate?
• During a pre-use check, what is the proper sequence if a defect is found?
• When you're carrying other vehicles piggyback, you should use restraints and the parking brake on each vehicle. What else should you do?
• The axle weight limits for a heavy vehicle are shown on which part of the vehicle?
• During reversing a trailer in a tight space, which action directly aids control of direction?
• Part-loading a lorry with an empty ISO container. Where should you position it on the trailer?
• On a slippery road, when using an independent endurance brake (retarder), what should you avoid?
• In the event of brake fade, what is the recommended technique to slow the vehicle safely?
• What are the key differences in handling between rigid LGVs and tractor-trailer combinations?
• Which sign indicates a misfiring engine or fuel system issue?
• You've been involved in an incident and damaged some property. What should you do if nobody else is present and your vehicle is still roadworthy?
• How long is your dangerous goods driver's certificate valid?
• What is the greatest risk to your safety when overtaking on a motorway in very wet weather?
• Which combination of actions helps ensure safe reversing when a trailer is in a tight space?
• Which weight distribution across the width of the vehicle corresponds to the recommended loading?
• A blue road sign shows a bus and bicycle in one lane and a normal lane next to it. What does this indicate?
• Which component on a drawbar unit should be checked for wear to prevent a loose connection during towing?
• How many copies of the CMR consignment note are required?
• Overloading an axle can lead to which outcome?
• To help avoid brake fade, what should you ensure is correct before a downhill run?
• What sequence is recommended when overtaking a slower LGV on a two-lane road?
• Why should you check the spare tyre if fitted as part of tyre pressure checks?
• Which is the safest approach for crossing flood water?
• On an air-braked vehicle, if the brake warning light is on just after starting the engine, what does it indicate?
• What is the primary purpose of ABS on a Large Goods Vehicle?
• Weight transfer is most likely to occur when?
• What is the legal minimum tread depth for LGV tyres?
• Before leaving a lorry heavier than 7.5 tonnes unattended on a verge, what must you obtain?
• How should you load liquids to prevent spillage in a crash?
• Which gear arrangement best describes the recommended method for flood water?
• When piggyback transporting, which action should you take to prevent movement?
• How frequently should the components of a fifth-wheel coupling be inspected?
• If your vehicle is moved during a scheduled break, what should you do with the tachograph chart?
• What should you do if you encounter a hazard or obstruction on a motorway while driving an LGV?
• Exhaust brakes are most efficient when?
• What is the main advantage of energy-saving tyres?
• When crossing flood water, choose the best driving method.
• If spray from other vehicles reduces visibility on a wet motorway, what is the recommended action?
• An additional nearside mirror on many modern vehicles helps the driver observe which of the following?
• You're using a lorry-mounted crane to unload building materials. Which safety feature should you use?
• After replacing a tubeless tyre, which action regarding the valve is recommended?
• How often must an analogue tachograph be checked at an approved calibration centre?
• Fifth-wheel coupling components are recommended to be inspected on which schedule?
• What is a direct benefit of forward planning and early hazard recognition?
• The Driver CPC requires 35 hours of training to be completed in which period?
• How should you plan for drivers' hours compliance?
• What should you do if you experience a brake system failure?
• Which side is your nearside mirror?
• When loading goods of varying weights, how should they be distributed over the width of the vehicle?
• Under EU rules, daily driving limit can be increased on two days of the week to what maximum?
• At high speeds, what effect can uneven weight distribution have on braking?
• What is the recommended approach when approaching a roundabout with a heavy vehicle?
• Which actions help minimise risk when driving on a wet surface?
• A vehicle with air brakes shows a brake warning light when you've just started the engine. What does this mean?
• Which of the following describes the recommended lane behavior on approach to a roundabout for a heavy vehicle?
• In wet weather, which factor is most associated with reduced visibility at speed?
• Which of the following could indicate a steering defect?
• What documents must be carried when transporting dangerous goods by road (ADR category)?
• Many modern vehicles are fitted with an additional nearside mirror. What does this help the driver to see?
• How should you drive through flood water?
• What is the recommended response if a tyre blows out while you are driving?
• What should you do if you notice unusual noises when braking?
• For drivers carrying dangerous goods, the certificate remains valid for how many years?
• What method should be used to secure an ISO steel cargo container onto your vehicle or trailer?
• Under EU rules, daily rest can be reduced to 9 hours. For how many days per week is this allowed?
• What should you be aware of when you're overtaking on a motorway while it's raining heavily?
• Which item relates to ensuring the vehicle's exhaust and number plate are compliant?
• How should you secure an unsecured load item inside a trailer?
• Rear overhang projection marker boards are required for which rear overhang distance?
• How should you secure a heavy load on an open flatbed to prevent movement?
• Which rev counter band should be used for maximum fuel economy?
• Why is it important to check strap and load securement after movement?
• Which action can help reduce fuel consumption?
• What height triggers the requirement to notify telephone companies about moving a high load?
• How does weight distribution affect handling at high speeds?
• Which symbol on the rear of a lorry indicates the presence of corrosive substances?
• You've just parked a lorry on the side of the road. What should you do just before dismounting from the cab?
• What type of fire extinguishers are suitable for LGVs and how often should they be checked?
• Which steps help reduce fuel consumption and emissions on long LGV journeys?
• Which approach is recommended when driving in town where pedestrians and cyclists are present?
• How can a lorry driver avoid brake fade?
• Which of the following statements is a true consequence of wet weather driving at speed?
• What should be your main concern as you approach a sign showing a small hump bridge?
• During refueling, what should you do with any fuel spills?
• Overloading an axle will primarily affect which aspect of performance?
• Which statement reflects best practice for tyre pressure checking?
• In a built-up area, your audible warning device that sounds when reversing must be turned off during which period?
• Which authorization is required to leave a lorry heavier than 7.5 tonnes unattended on a verge?
• In a vehicle equipped with anti-lock brakes, pumping the brake pedal will cause which result?
• What is the purpose of a tachograph in LGV operations?