CITB Specialists Confined Space Operations 2

Question 1

When planning a confined space rescue for specialist operations, what type of rescue method should be considered first?

Accepted Answer

Non-entry rescue using retrieval lines and mechanical devices

Answer

Entry rescue by a trained rescue team

Answer

Calling the emergency services (999)

Answer

Using a crane to lift the casualty out

Question 2

What is the purpose of 'purging' a confined space before specialist entry?

Accepted Answer

To displace hazardous atmospheres with clean air or inert gas before entry

Answer

To remove all tools and equipment from previous work

Answer

To drain any standing water

Answer

To remove loose debris from the floor

Question 3

A specialist contractor needs to carry out hot work inside a confined space that previously contained flammable liquids. What additional precaution is essential beyond standard confined space controls?

Accepted Answer

Ensuring the space has been gas-freed, certified, and continuously monitored for flammable vapours below 1% of the LEL

Answer

Wearing a high-visibility vest

Answer

Having a fire extinguisher outside the confined space

Answer

Completing the work as quickly as possible

Question 4

Which type of breathing apparatus is most appropriate for specialist work in a confined space with an immediately dangerous to life or health (IDLH) atmosphere?

Accepted Answer

Self-contained breathing apparatus (SCBA)

Answer

Filtering facepiece (dust mask)

Answer

Half-face respirator with organic vapour cartridges

Answer

Powered air-purifying respirator (PAPR)

Question 5

What training requirement applies to all specialist personnel who enter confined spaces under UK regulations?

Accepted Answer

They must hold a specific confined space entry qualification and be retrained at appropriate intervals

Answer

A one-day awareness course is sufficient

Answer

On-the-job training by a colleague is acceptable

Answer

Online training with a printed certificate is all that is required

Question 6

During specialist confined space operations, the atmospheric monitor alarm sounds indicating a rising level of carbon monoxide. What is the immediate correct action?

Accepted Answer

Evacuate all personnel from the confined space immediately using the planned escape route

Answer

Switch to a higher-capacity filter on the RPE

Answer

Increase the ventilation rate and continue working

Answer

Wait to see if the levels stabilise before taking action