Forward Tipping Dumper – Theory Test (In-House)

Forward Tipping Dumper Theory Test (In house)

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13. What is the most important reason to wear suitable gloves when handling diesel and engine oil?

Because you were told to do so by your supervisor

To keep your hands clean

To help prevent skin disease

6. What is the main reason for reducing speed when cornering?

To reduce wear on tyres

To help prevent the dumper overturning

To save loss of load from the skip

15. Why is it important not to overload the dumper?

You may not be able to see over the load reducing visibility

Both of these answers

Extra pressure on the dumpers front axle could lead to machine damage and reduce stability

5. The dumper should be driven around site?

Fast to get the work done quickly

At a suitably safe speed consistent with the site rules and conditions

In low gear at all times

9. When tipping into an excavation the danger area is?

A distance equal to the depth of the excavation from the side of the excavation (angle of repose)

It will depend on the weight and size of the dumper

To be decided by operator

17. How can the operator ensure that the material is discharged cleanly?

Jerk the hydraulics violently up and down

Raise the skip fully and reverse back slowly to clear the load

Shake the steering from side to side

14. What must you do if involved in an accident whilst at work?

Keep the incident to yourself as you may be prosecuted

Report it to the Health and safety executive (HSE)

Enter it in the site accident book

3. Dumpers should only be operated on site by individuals who?

Have received adequate training and are authorised by their employer

Think they can operate a dumper safely

Holds a current driving license

10. When is the recommended time to refuel a diesel powered dumper?

When the gauge shows the fuel level as half empty

At the end of the shift

In the morning prior to starting work

1. Which of these statements is correct regarding free-wheeling the dumper down a slope?

Freewheeling is acceptable providing you feather the breaks

the dumper speed can increase quickly becoming uncontrollable leading to possible overturning

The dumpers speed will only increase slightly and will be controllable

18. An orange flashing beacon should be used?

When operating on the public highway only

Only when transporting a dumper with a loaded skip

At all times whilst operating the dumper

19. What safety precautions should be used when working under a raised skip?

Both of these answers

Skip prop, engine off and key removed

Articulating lock

7. What is the purpose of stop blocks?

To prevent the dumper over-running the edge of the excavation

To hold the dumper when parked on an incline

So you can approach an excavation quickly

16. If leaving the dumper unattended the operator should?

Park on firm level ground, engage parking brake, and leave the engine running for the next operator

Park on firm level ground, engage parking brake, switch off and remove key

Park on firm level ground, engage parking brake, place in neutral, switch off and remove key

20. Where would you find information about the grade of engine oil for the dumper?

In the operators manual or from the chart in the engine compartment

From your supervisor or manager

It does not matter any grade of oil is suitable

8. What type of skip should NOT be used for carrying rubble?

A Narrow-mouthed concrete skip

A rotatable skip

A general purpose skip

12. If a defect is found during pre-shift checks you should?

Report it when you next see your supervisor

Report it at the end of the day’s work

Report it immediately

11. Seat belts should be worn at all times when operating a dumper except:

When stated otherwise in a risk assessment or method statement

If the operator finds them uncomfortable

When travelling the dumper over rough terrain only

4. In winter months the radiator should be topped up with?

Distilled water

Hot water

The correct mixture of water and antifreeze

2. When using the dumper to tow an attachment, why should the dumper skip be a least a quarter full?

To aid traction

Both of the above

To aid stability

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