529AMeaning of processing in relation to CSS and related terms

529A Meaning of processing in relation to CSS and related terms

[Regulation 529A Substituted by S.R. 2024, No. 36, Applied:01 Sep 2024]

(1)  In these regulations –

processing, in relation to a CSS, means –

(a) the use of power tools or mechanical plant to carry out an activity involving the crushing, cutting, grinding, trimming, sanding, abrasive polishing or drilling of a CSS; or

(b) the use of roadheaders to excavate material that is a CSS; or

(c) the quarrying of a material that is a CSS; or

(d) mechanical screening involving a material that is a CSS; or

(e) tunnelling through a material that is a CSS; or

(f) a process that exposes, or is reasonably likely to expose, a person to respirable crystalline silica during the manufacture or handling of a CSS.

(2)  In these regulations –

crystalline silica substance (CSS) means material that contains at least 1% crystalline silica, determined as a weight/weight (w/w) concentration.

| Note | | Engineered stone is a type of CSS. |

(3)  In these regulations –

crystalline silica –

(a) means crystalline polymorphs of silica; and

(b) includes the following substances:

(i) cristobalite;

(ii) quartz;

(iii) tridymite;

(iv) tripoli.

(4)  In these regulations –

engineered stone –

(a) means a CSS that –