More information about demolition

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There are three types of licence (Class1, 2 and 3). Each licence is valid for a period of two years and is endorsed with a number of conditions and legislation that relate to the way demolition work is carried out in WA. The following frequently asked questions deals with the different classes of licence and the specific obligations under the OSH laws in WA.

Is a licence required for all demolition work?

It is an offence to do any of the work described as class 1, class 2 or class 3 demolition work unless licensed to do the work.
'class 1' , in relation to demolition work, means demolition work of any of the following kinds-

  1. work comprising the total demolition of a building or structure that is 10 metres or more in height when measured from the lowest ground level of the building or structure to the highest part of the building or structure; 
  2. work 
    • comprising the partial demolition of a building or structure that is 10 metres or more in height when measured from the lowest ground level of the building or structure to the highest part of the building or structure; and 
    • affecting the structural integrity of the building or structure;
  3. work 
    • comprising the total or partial demolition of a building or structure; and 
    • involving the use of load shifting equipment on a suspended floor; 
  4. work comprising the total or partial demolition of pre-tensioned or post-tensioned structural components of a building or structure; 
  5. work comprising the total or partial demolition of a building or structure containing precast concrete elements erected by the tilt-up method of construction; 
  6. work involving the removal of key structural members of a building or structure so that the whole or a part of the building or structure collapses; 
  7. work done to a building or structure involving explosives; 
  8. work comprising the demolition or partial demolition of a building or structure that involves the use of a tower crane or any crane with a safe working load greater than 100 tonnes; 
  9. work involving the removal of an area of brittle or fragile roofing material in excess of 200m2 from a building or structure if any part of the area to be removed is 10 metres or more above the lowest ground level of the building or structure;

'class 2', in relation to demolition work, means demolition work comprising the total or partial demolition of a building or structure that is less than 10 metres in height when measured from the lowest ground level of the building or structure to the highest part of the building or structure but does not include -

  1. the total or partial demolition of a single storey dwelling; or 
  2. work of a kind referred to in paragraphs (3), (4), (5), (6), (7), or (8) of the definition of 'class 1';

'class 3', in relation to demolition work, means work comprising the removal of more than 200m2 of brittle or fragile roofing material from a building or a structure;

'licensed person', in relation to class 1, class 2 or class 3 demolition work, means a person who has been issued with a licence that allows that person to do that class of demolition work. 

'licence' means a licence issued under regulation 3.116(2), that is, a person who satisfies the WorkSafe Western Australia Commissioner that he or she is able to do that class of demolition work in a safe and proper manner.

What obligations are there in relation to a demolition licence?

The WorkSafe Western Australia Commissioner must be notified at least 5 working days before any class 1, class 2 or class 3 demolition work is intended to begin. 
A copy of the notification form must be kept at the demolition site whilst the work is being done. A copy of Australian Standard 2601 and a copy of the workplan required by the Regulations must also be kept at the site.

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