Confined Space Training Certificate Entry and Exit Procedures 2

Question 1

A confined space entry permit should be closed out (cancelled) when:

Accepted Answer

The work is completed, the time limit expires, conditions change, or an emergency occurs

Answer

The supervisor goes on a tea break

Answer

The workers decide they have done enough for the day

Answer

The gas detector battery runs low but readings were previously normal

Question 2

When multiple trades need to work in the same confined space at different times, the safe system of work should include:

Accepted Answer

A coordination procedure ensuring only one permit is active at a time and each trade's hazards are assessed

Answer

Allowing all trades to work simultaneously to save time

Answer

No special procedures as long as each trade has its own supervisor

Answer

A general permit that covers all possible activities indefinitely

Question 3

The attendant stationed at the confined space entry point must NOT:

Accepted Answer

Enter the confined space to attempt a rescue

Answer

Maintain communication with those inside the space

Answer

Monitor atmospheric conditions at the entry point

Answer

Raise the alarm if an emergency occurs

Question 4

Lighting inside a confined space where flammable atmospheres may be present must be:

Accepted Answer

Intrinsically safe or flameproof (ATEX-rated) to prevent ignition of flammable gases or vapours

Answer

Standard 240V mains-powered floodlights

Answer

Candles or oil lamps as they do not require electricity

Answer

Any lighting is acceptable as long as it is bright enough

Question 5

A safety harness worn during confined space entry should be connected to a lifeline that:

Accepted Answer

Is attached to a suitable anchor point rated to support the load, with the line managed to prevent entanglement

Answer

Is tied to the nearest available anchor point such as a pipe or railing

Answer

Trails loosely behind the worker for comfort

Answer

Is only needed if the space is more than 10 metres deep

Question 6

After completing confined space work and before the permit is closed, the exit procedure should include:

Accepted Answer

Accounting for all personnel, removing all equipment and materials, and confirming the space is left in a safe condition

Answer

Leaving tools and equipment inside for the next shift

Answer

Simply closing the access hatch and walking away

Answer

Only a verbal confirmation that everyone is out