NCC 2019 Volume Two Amendment 1
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Part 3.3.4 Weatherproofing of masonry

Part 3.3.4 Weatherproofing of masonry

Appropriate Performance Requirements

Appropriate Performance Requirements

Where an alternative weatherproofing system is proposed as a Performance Solution to that described in Part 3.3.4, that proposal must comply with—

  1. Performance RequirementP2.2.2; and
  2. Performance RequirementP2.2.3; and
  3. the relevant Performance Requirements determined in accordance with A2.2(3) and A2.4(3) as applicable.

3.3.4 Application of this Part

(a)

This Part applies to every external wall (including the junction between the wall and any window or door) of a Class 1 building.

(b)

This Part does not apply to any Class 10 building except where its construction contributes to the weatherproofing of the Class 1 building.

3.3.4.0 Application

Performance RequirementsP2.2.2 and P2.2.3 are satisfied for weatherproofing of masonry if it is carried out in accordance with the appropriate provisions of one of the following:

(a)

AS 3700.

(b)

AS 4773.1 and AS 4773.2.

State and Territory Variations

State and Territory Variations

In South Australia, delete 3.3.4.0 and insert SA 3.3.4.0 as follows:

Performance RequirementP2.2.2 and P2.2.3 are satisfied for weatherproofing of masonry if it is carried out in accordance with the appropriate provisions of—

  1. AS 3700 — Masonry structures; or
  2. AS 4773 — Masonry for small buildings, Parts 1 and 2,

    except that metals and bitumen-coated metals referred to in clauses 7.2 and 7.3 of AS/NZS 2904 are not acceptable materials for use as damp-proof courses in South Australia; and

  3. in low rainfall intensity areas where the site classification is A, S, M, M-D, H, H1, H2, H-D, H1-D or H2-D in accordance with AS 2870, the height of the damp-proof course may be —
    1. 15 mm above finished paved, concreted or landscaped areas; or
    2. 0 mm if the damp-proof course is protected from the direct effects of the weather by a carport, verandah or the like.