Gas Safe ACS - Accredited Certification Scheme Emergency Actions and Procedures Questions and Answers

Question 1

Upon arriving at a domestic property, you immediately smell gas. What is the first and most critical action you should take?

Accepted Answer

Turn off the gas at the emergency control valve (ECV) and ventilate the property.

Answer

Perform a tightness test on the gas installation.

Answer

Identify the source of the leak using leak detection fluid.

Answer

Immediately call the National Gas Emergency Service and await their arrival before taking any action.

Question 2

According to the Gas Industry Unsafe Situations Procedure (GIUSP), how should an appliance be classified if it has a fault that poses an immediate danger to life or property if it is left connected to the gas supply?

Accepted Answer

Immediately Dangerous (ID)

Answer

At Risk (AR)

Answer

Not to Current Standards (NCS)

Answer

Requires Urgent Attention (RUA)

Question 3

A customer refuses you permission to disconnect an appliance that you have classified as 'Immediately Dangerous' (ID). What is the correct procedure to follow for a Natural Gas installation?

Accepted Answer

Inform the customer of the danger, apply a 'Danger Do Not Use' label, and immediately report the situation to the National Gas Emergency Service.

Answer

Disconnect the appliance anyway, as you have a duty of care.

Answer

Leave a warning notice on the appliance and inform the customer of the risks.

Answer

Contact the Health and Safety Executive (HSE) to report the non-compliance.

Question 4

You are called to a property where a carbon monoxide (CO) alarm has been activated. The occupants are feeling unwell. After ensuring the property is ventilated and the occupants are safe, what is a critical immediate action regarding the gas supply?

Accepted Answer

Turn off all gas appliances and the gas supply at the emergency control valve.

Answer

Reset the CO alarm and monitor the situation.

Answer

Advise the occupants to see their GP.

Answer

Begin a full combustion performance analysis on the boiler.

Question 5

Under which regulation must a Gas Safe registered engineer report a dangerous gas fitting that could cause death, loss of consciousness, or hospital treatment due to its design, installation, or servicing?

Accepted Answer

Reporting of Injuries, Diseases and Dangerous Occurrences Regulations 2013 (RIDDOR)

Answer

Gas Safety (Installation and Use) Regulations 1998

Answer

The Health and Safety at Work etc. Act 1974

Answer

The Building Regulations 2010

Question 6

Which of the following actions should be AVOIDED in a property where a gas leak is suspected?

Accepted Answer

Operating a light switch to improve visibility.

Answer

Opening all doors and windows to the outside.

Answer

Extinguishing any naked flames, such as candles.

Answer

Turning off the gas supply at the meter's emergency control valve.