Sch 15chemical means a hazardous chemical that:

Schedule 15 chemical means a hazardous chemical that:  (a) is specified in Schedule 15, table 15.1; or  (b) belongs to a class, type or category of hazardous chemicals specified in Schedule 15, table 15.2. self‑erecting tower crane means a crane:  (a) that is not disassembled into a tower element and a boom or jib element in the normal course of use; and  (b) where the erection and dismantling processes are an inherent part of the crane’s function. shaft means a vertical or inclined way or opening, from the surface downwards or from any underground working, the dimensions of which (apart from the perimeter) are less than its depth. signal word means the word ‘danger’ or ‘warning’ used on a label to indicate to a label reader the relative severity level of a hazard, and to alert the reader to a potential hazard, under the GHS. silica risk control plan means, in relation to the processing of a CSS that is high risk, a silica risk control plan prepared under regulation 529CB. sintered stone does not include a product that contains resin. slewing mobile crane means a mobile crane incorporating a boom or jib that can be slewed, but does not include:  (a) a front‑end loader; or  (b) a backhoe; or  (c) an excavator; or  (d) other earth moving equipment; when configured for crane operation. slinging techniques means the exercising of judgement in relation to the suitability and condition of lifting gear and the method of slinging, by consideration of the nature of the load, its mass and its centre of gravity. specified VET course means:  (a) in relation to general construction induction training—the VET course Work Safely in the Construction Industry or a corresponding subsequent VET accredited course; or  (b) in relation to Class A asbestos removal work—the VET course Remove friable asbestos; or  (i) Remove non friable asbestos;  (ii) Remove friable asbestos; or  (c) in relation to Class B asbestos removal work—the VET course Remove non friable asbestos; or  (d) in relation to the supervision of asbestos removal work—the VET course Supervise asbestos removal; or  (e) in relation to asbestos assessor work—the VET course Conduct asbestos assessment associated with removal; or  (f) in relation to high risk work—the relevant VET course specified in Schedule 4. structure, in Chapter 6—see regulation 290. substance, in Part 7.1, means a chemical element or compound in its natural state or obtained or generated by a process:  (a) including any additive necessary to preserve the stability of the element or compound and any impurities deriving from the process; but  (b) excluding any solvent that may be separated without affecting the stability of the element or compound, or changing its composition. supplier, in relation to plant, a substance or a structure, has the same meaning as it has in section 25 of the Act. surrounding area, in relation to a facility, means the area surrounding the facility in which the health and safety of persons could potentially be adversely affected by a major incident occurring. suspended scaffold means a scaffold incorporating a suspended platform that is capable of being raised or lowered when in use. technical name, in the definition of chemical identity, means a name that is:  (a) ordinarily used in commerce, regulations and codes to identify a substance or mixture, other than an International Union of Pure and Applied Chemistry or Chemical Abstracts Service name; and  (b) recognised by the scientific community. temporary work platform means:  (a) a fixed, mobile or suspended scaffold; or  (b) an elevating work platform; or  (c) a mast climbing work platform; or  (d) a work box supported by a crane, hoist, forklift truck or other form of mechanical plant; or  (e) building maintenance equipment, including a building maintenance unit; or  (f) a portable or mobile fabricated platform; or  (g) any other temporary platform that:  (i) provides a working area; and  (ii) is designed to prevent a fall. theatrical performance means acting, singing, playing a musical instrument, dancing or otherwise performing literary or artistic works or expressions of traditional custom or folklore. threshold quantity, in relation to a Schedule 15 chemical, means:  (a) the threshold quantity of a specific hazardous chemical as determined under clause 3 of Schedule 15; or  (b) the aggregate threshold quantity of 2 or more hazardous chemicals as determined under clause 4 of Schedule 15. tower crane means:  (a) a boom crane or a jib crane mounted on a tower structure; and  (b) in Schedule 3:  (i) the crane, if a jib crane, may be a horizontal or luffing jib type; and  (ii) the tower structure may be demountable or permanent; but, in Schedule 3, does not include a self‑erecting tower crane. tractor means a motor vehicle, whether wheeled or track mounted, designed to provide power and movement to any attached machine or implement by a transmission shaft, belt or linkage system but does not include earthmoving machinery. trench means a horizontal or inclined way or opening:  (a) the length of which is greater than its width and greater than or equal to its depth; and  (b) that commences at and extends below the surface of the ground; and  (c) that is open to the surface along its length. tunnel means an underground passage or opening that:  (a) is approximately horizontal; and  (b) commences at the surface of the ground or at an excavation. turbine means equipment that is driven by steam acting on a turbine or rotor to cause a rotary motion. UN number has the same meaning as it has in Attachment 2 of the ADG Code. vehicle hoist means a device to hoist vehicles designed to provide access for under‑chassis examination or service. vehicle loading crane means a crane mounted on a vehicle for the purpose of loading and unloading the vehicle. VET course has the same meaning as it has in the National Vocational Education and Training Regulator Act 2011. WHS management plan, in relation to a construction project, means a management plan prepared or revised under Part 6.4. work box means a personnel carrying device, designed to be suspended from a crane, to provide a working area for a person elevated by and working from the device. work positioning system means any plant or structure, other than a temporary work platform, that enables a person to be positioned and safely supported at a location for the duration of the relevant work being carried out.  (2) Unless the context otherwise requires:  (a) a reference in these Regulations to a Chapter by a number must be construed as reference to the Chapter, designated by that number, of these Regulations; and  (b) a reference in these Regulations to a Part by a number must be construed as reference to the Part, designated by that number, of these Regulations.