Tanker Pre Exam

post by HazChem
Saturday November 6, 2021

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1. When driving a road tanker or vehicle carrying a tank-container, a driver …

Need not take any account of liquid surge within the tank

Should adjust their complete driving technique to take account of liquid surge

Should adjust their acceleration to take account of liquid surge

Should adjust their braking to take account of liquid surge

2. If the following orange-coloured plate is shown on the front and rear of a vehicle transporting a dangerous substance in a tank-container, which one of the following statements is true?

Numbered orange-coloured plates should also be shown on both sides of the tank container and placards should be shown on the sides and rear of the vehicle

Placards should be shown on both sides and each end of the tank-container

Placards should be shown on both sides and rear of the vehicle

Numbered orange-coloured plates should also be shown on both sides of the tank-container and placards should be shown on both sides and each end of the tank-container

3. When is smoking allowed when filling a tank-vehicle with a dangerous substance?

The use of e-cigarettes is permitted in the vehicle cab during the filling of all dangerous substances

When the dangerous substance is toxic with no secondary (additional) hazards

When the dangerous substance is not flammable

Smoking is never allowed in the vicinity of or in the cab of a tank-vehicle when the tank is being filled with a dangerous substance

4. Fuel tanker manlids may be left open …

During pressure discharge

When gas is delivered

During filling or discharge

To return to the depot

5. Tanks are fitted with PV valves to …

Relieve excess pressure or vacuum inside the tank

To deal with temperature increases

To avoid release of vapours from the tank

To prevent spillage

6. Which one of the following statements is true?

The carriage of a very toxic liquid in a tank-container requires at least two persons in the vehicle crew

The vehicle driver is responsible to ensure the correct orange-coloured plates are shown on a tank-vehicle carrying dangerous substances

A BLEVE occurs when a tank containing a liquefied flammable gas is enveloped in fire, usually following an accident

Liquefied gases may not be carried in tanks

7. For tank operations, the regulations apply …

From the time the product enters the tank, until it is delivered and the tank is purged

When the driver is given his instructions in writing

The vehicle is driven on to the public road

From the time the product enters the tank, until it is delivered

8. Following pressure discharge the driver should …

Open the manlids to allow air in

Open the manlids to allow the pressure out quickly

Leave the tank pressurised for the next load

Depressurise the tank safely to avoid safety issues and pollution

9. According to ADR, how often should a vehicle used to carry dangerous substances in tanks be inspected?

At least once every 5 years

At least once every 6 years

At least once a year

At least once every 2 years

10. Which of the following statements is incorrect in relation to tank containers?

Have a capacity in excess of 450 litres

Can be lifted on and off the vehicle

Have four twist-locks

Meet IMDG requirements

11. A vent on a fuel tanker will …

Allow the tank to be used at any pressure

Let excess vapour escape to the atmosphere

Prevent build-up of excess pressure, allow air into the tank when discharging

Protect the environment

12. Pressure discharge can carried out using …

A Pump

A vacuum pump

A compressor

A gravity flow system

13. What is the minimum distance from the rear of the tank to the rear of the bumper of a tank-vehicle, carrying a flammable liquid?

100mm

250mm

20mm

500mm

14. What type of dangerous substance has the following orange-coloured plates on the front and rear of a tank-vehicle?

Flammable liquid with toxic and corrosive secondary (additional) hazards

Flammable, toxic, corrosive gas

Toxic corrosive gas

Flammable solid with a corrosive secondary (additional) hazard

15. Which of the following is not a precaution taken when filling and discharging tank vehicles?

Secure the vehicle so it cannot move

The tank must be earthed where necessary

The correct type of hose must be used for filling and discharge

The vehicle must be equipped with a spare wheel

16. What type dangerous substance has the following orange-coloured plates on the front and rear of a tank-vehicle?

Highly flammable liquid

Flammable liquid

Flammable solid

Explosive substance with a corrosive secondary (additional) hazard

17. The correct marking and placarding for a tank vehicle with 3 chemicals from three different classes in three different compartments is …

Blank orange coloured plates front and rear, with placards on all of the tank compartments

Numbered orange coloured plates on the front and rear of the vehicle, with placards on the sides of the tank

Blank orange coloured plates on the front and rear of the vehicle, numbered orange coloured plates on the sides of each compartment and placards on the both sides of each compartment and at the back of the tank

Numbered orange coloured plates on the front and rear of the vehicle, numbered orange coloured plates on each compartment and placards on both sides

18. Which of the following statements is true for a tank-vehicle containing a dangerous substance when the following orange-coloured plates are shown on the front and rear of the tank-vehicle?

Corrosive placards shall be shown on both sides and rear of the tank-vehicle

Blank orange-coloured plates shall be shown on both sides of the tank-vehicle

Corrosive placards shall be shown on the front and rear of the tank-vehicle

Nothing further is required

19. A vehicle carrying three demountable tanks, each one containing a different class of chemical should be marked with …

2 blank orange plates, 6 numbered orange plates and 9 placards

2 blank orange plates, 2 numbered orange plates and 6 placards

2 numbered orange plates and 3 placards

8 numbered and orange plates and 9 placards

20. Which one of the following statements is true for a vehicle transporting a highly flammable liquid in a 25,000-litre tank??

It must be an ‘AT’ vehicle

It must not be a ‘FL’ vehicle

The vehicle must be provided with a battery master switch

A battery master switch is not required when the tank is a portable tank

21. What does the ‘X’ mean when they following orange-coloured plate?

The substance in the tank reacts dangerously with water.

The tank contains and explosive solid

The tank contains and extremely corrosive gas

There must be at least two persons in the vehicle crew

22. What does pressure discharge of a tank mean?

The use of atmospheric pressure to discharge a dangerous liquid from the tank

Opening the man lids of the tank to relieve pressure in the tank

Pumping the dangerous liquid from the tank

The use of compressed air or gas to discharge a dangerous liquid from the tank

23. A H.I. number prefixed with the letter X indicates that the substance will react …

Violently with air

By emitting a toxic gas

Dangerously with water

Does not react chemically

24. What is the ullage of a tank?

It is the maximum permissible gross mass of the tank

It is the capacity of the tank

It is the residue or slops left in the tank after it has been discharged

It is the air space (or vapour space) above the liquid in the tank

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03 Comments

Steve Smith
12 Sep,18
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- Jhon Martin
  12 Sep,18
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Warner Martin
12 Sep,18
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