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Articulated dump Truck A56 Exam Questions with Correct Guaranteed and Assured Answers And operators been asked to transport material from one side to another, using the public highway for which the road traffic act applies what effect this has on the activity? - Answer-The operator must have a full license appropriate, load weight must be assessed for the road allowance and the distance must be no more than 1000 yards. And three ways in which an operator can minimise the impact upon the environment, whilst using the machine? - Answer-Turn off when not in use, usual lower ribs, plan your work, you've biofuels, clear spillages up and maintain the machine correctly. Apart from the operator, who else may need to use the operators manual?
- Answer-Planner, supervisor, low loader, driver, and the maintenance team Before leaving the cab for a rest break, after Parking and switching off the machine, what final actions must be carried out? - Answer-The vehicle must be secured isolator removed to prevent unauthorised access from use. Explain the difference between longitude and transfers axle differential locks? - Answer-Longitudinal axle locks, lock the axles together, transverse axle locks the diffs together. Give one advantage and two disadvantages to rear mounted cameras? - Answer-The advantages it covers blindspot where the mirrors cannot see disadvantages. the Sun can get in on the camera and also it can be get covered in mud. Give two examples of where the work at height regulations may apply to a dump truck? - Answer-When carrying out any maintenance, or when getting on and off the vehicle.
Give two reasons why the dump truck operator should have an understanding of the type of soil being transported - Answer-Because of the weight of the load the live load and movement could go stability issues when driving How can a plant operator contribute in ensuring repeat business with a client or principal contractor? - Answer-Be punctual cooperate with the employer by follow risk assessments and method statements, get on with fellow workers. How can a qualification or card benefit a plan operator? - Answer-It gives them credibility proof of training, better promotional prospects and better wages. If a dump truck is classified by the manufacturer as a 30 ton machine. What does this mean? - Answer-Maximum 30 movement on the road If a load has to be tipped on a slope, what may happen if the load is tipped downhill, and why? - Answer-Firstly, the centre of gravity move upward and rearward, which can cause lateral instability, and also the load can roll down, continue to roll down the hill and could cause an accident. If checking, you are using a dipstick why must gloves be worn? - Answer-To prevent skin diseases, and to prevent cross contamination onto the machine. If the machine is being traveled or working on the public highway, the road traffic act applies what type of license which class should the operator hold and what is the minimum age allowed? - Answer-The minimum age is 18, up to 7.5 ton and then 21 years of age over 7.5 ton. The losses should be a full UK class B license. If the operator has loaded the machine onto a transporter/trailer, on behalf off the driver, state, three actions that must be carried out before
On articulated dump trucks on the steering is achieved by actuating a hydraulic RAM or rams, which is controlled by turning the steering wheel. How does the engine supply oil flow and what happens to the stream when the engine stops? - Answer-All is supplied by an engine driven pump, no steering or limiter steering is available when the engine stops. On start up the air pressure of the machine is low. What action must be operated carry out before work and during work? - Answer-They must wait for the air pressure to build up before moving a monitor throughout the day the air pressure. Operators should lower the body fully before driving away. Give to possible consequence if this is not carried out - Answer-You could hit overhead hazards and the load centre is raised and moved to the rear, which could cause lateral instability. State purpose of a retarder? - Answer-To assist with breaking by using the engine to slow the Machine down to prevent brake fade. State the purpose of a heated body on a dump truck? - Answer-To keep material warm to prevent it from sticking to the inside of the skip and aid in tipping. State two requirements for having a stop block or a bank berm at the trench discharging point - Answer-It's to stop you from over running and going into the trench and give you a reference point to stop it prior to tipping. the engine starts to overheat, explain the dangers if someone tries to remove the radiator expansion tank cap? - Answer-Due to the system, being pressurised hot, it may cause burning and scolding. The function or job role of a dump truck operator when transporting load is too? - Answer-Transport, the load, safely and efficiently
The operator has been asked to drive the machine onto a transporter/trailer who was responsible for the loading operation and state four checks to be carried out by the operator before loading commences - Answer-The low loader operator is in charge in control of the loading, and you should be looking for the ramp construction, the ramp spacing, the angle of the ramp, the ground underneath the ramp to support any overhead hazards, any proximity hazards, which direction he wants the machine, putting on the trailer and the location of the machine on a trailer The operator has to use a new type of dump truck that they unfamiliar with what the regulations (PUWER 1998) and other guidance require the operator to have? - Answer-Suitable information, instruction and training. The operator is asked to tip material into a new trench state five different requirements that must be considered or implemented before tipping commences? - Answer-Whats the access and egress, overhead hazards, proximity hazards, permit to tip. Stopping point. Trench is clear of any personnel, is the shoring in the trench. The rear axle units on most dump trucks pivot on the chassis, explain the reasons for pivoting axles? - Answer-To ensure the wheels have Constant grip with the ground on uneven or rough terrain. trucks equipped with compressed air reservoirs for breaking, why might they need routine, bleeding and discharge and what is a recommended safe working practice whilst carrying this out. - Answer-Should carry out to prevent condensation buildup in the pipes of the tanks and freezing and should be drained as per the manufacturers requirements. Under what conditions can a parking break be used as an emergency one- off break? What should occur post use? - Answer-The parking brake can only be used in emergency with a machine runaway volume breaking failure, and the vehicle must be inspected post use, because it usually causes damage to the machines braking system.
What is the minimum distance allowed near open trenches when travelling with a dump truck and explain why? - Answer-The minimum distance must be greater than the depth of the trench, because it could cause the trench to collapse if less. What is the possible consequences of using a tyre with a deep cut in the side wall? - Answer-Small debris, such a stones can get into the court court inflation which could cause lateral instability. What is the purpose of a method statement and what is required by the operator? - Answer-It gives instructions on how to complete a task safely with what equipment is available and the operator must comply with the method statement What is the purpose of a risk assessment? - Answer-The risk assessment is to identify hazard and reduce or remove by putting safety measures in place. What is the recommended good practice in the activation of the exhaust break? - Answer-Letting off the Excelerator, using an engine breaking the exhaust break reinforces this. What problems and hazards can soft ground cause a loaded dump truck? - Answer-It can cause them to slow down, sink, and possibly trip over. What should you do if the dump truck starts gear hunting? - Answer-Select the next gear down, and if it still hunts select the next lower gear down until it stops hunting. What three main duties of the health and safety at work act must employees follow? - Answer-They must look after themselves and others in all the actions that they do, they must cooperate with the employer i.e. follow method statements, risk assessments they must not recklessly interfere with anything involved in health and safety. Are you security guards.
When Parking machine at the end of the shift, name three places with a dump truck should not be parked? - Answer-Side, roads or public highway, blocking access or exit over designated walkways or designated parking. Bays not blocking fire exit, fire equipment, or first-aid points, not on soft ground, wet or sloping round. When travelling on wet clay, what effect does this have a dump truck? - Answer-It can cause loss of control due to grip issues. When working in a confined area or space name three hazards that can occur? - Answer-Visibility, noise, fumes, and machine movement. When would the body safety/or support be used? - Answer-When working underneath or near a raised skip. Where should the dump Trucks operators manual be kept and why? - Answer-In an easy accessible location, preferably on the vehicle. While tipping of a load the central gravity the machine changes. How does this affect the dump truck and state two actions to avoid accidents - Answer-The Center of gravity moves upwards, and rearwards, which affects the stability, and to prevent this. You should raise the skip slowly and ensure you are in flat level ground. Who should determine the maximum load that should be placed into the body of the dump truck? - Answer-The dump truck operator. Why must a seat will be worn at all times even with the cab door closed? - Answer-To prevent serious injury in case of rollover by keeping you within the confines of the seat. Why should tailgates not be fitted when transporting bulky or rocky type material? - Answer-Material could get stuck in the tailgate and blocked in it, which could cause, lateral or longitudinal instability
