Home / Practice / NEBOSH IGC / Health and safety management / 3.7 Permit to work systems
15 NEBOSH IGC Health and safety management questions with answers and explanations.
Printable worksheet with answer key
Which work would normally need a permit to work?
Correct answer: Work in a confined space
Confined space entry is a high risk activity that uses permits.
A permit to work should be cancelled:
Correct answer: When the work is finished and the area is made safe
The permit is closed when the work ends and the area is safe.
A permit to work is:
Correct answer: A formal written authority with conditions
It authorises specific people to do specific work with precautions.
A permit to work is most likely to be needed for:
Correct answer: Hot work such as welding in a plant area
Permits control high risk work.
A permit lists:
Correct answer: The specific work, place, time and precautions
A permit authorises specific people to carry out specific work.
Who normally issues a permit to work?
Correct answer: A competent person once the precautions are in place
Authorisation depends on the precautions being in place.
Before work starts under a permit, the precautions must:
Why is a permit system used where several parties are working?
Correct answer: To coordinate the work so one group does not endanger another
Coordination is a major purpose of a permit.
At the end of the work, the permit should be:
Correct answer: Signed off and cancelled after the area is made safe
The cancellation closes the permit.
Work on isolated electrical systems is an example of work that:
Correct answer: May need a permit to work
Permits are used for work on non-live electrical systems.
The people doing work under a permit should:
Correct answer: Accept the permit and follow its conditions
Acceptance shows they understand the conditions.
A permit is displayed or carried so that:
Correct answer: Everyone can see what work is authorised and the precautions
It prevents unauthorised work.
Which of these is a common weakness in permit systems?
Correct answer: The permit is signed but the precautions are not in place
A permit that is only paperwork gives false assurance.
A permit to work is needed for entry into:
Correct answer: A confined space
Confined space entry is high risk work.
A permit to work is not needed where:
Correct answer: A simple procedure is enough to control the risk
Permits are for high risk work where simple procedures are not enough.