Range of VariablesThe Range of Variables defines the different contexts, work environments and parameters governing the performance of this competency standard. The variables chosen in training and assessment will need to reflect local industry and regional contexts |
What equipment may be used? | Hydraulic excavators, wheel loaders, crawler dozers, crawler loaders, motor graders and scrapers, dump trucks, backhoes, log skidders. |
Which earthworks may be included? | Earth dam construction, gully fill and shaping, waterway construction, contour bank construction, reshaping sand dunes, constructing gully sills, site preparation for flume, chute or gabion, reclamation of rangelands/scalds, constructing gully stops, constructing roadside drainage, subsurface and surface drainage systems, drain construction. |
Which earthworks are not included? | Land clearing, seismic lines, access track construction and maintenance and fire breaks. |
Which site indicators may be included? | Survey pegs, surveyor marks, cut and fill tapes and paper. |
Which optimum machine loads may be included? | Bowl fill, blade load. |
What types of dam construction may be included? | Gully embankment, hillside, excavated, ring, turkey nest, spread bank. |
What types of bank construction may be included? | Graded, diversion, trainer, back push, absorption, water spreading, water ponding. |
What types of waterways may be included? | Natural grass, grassed waterway banked, grassed waterway excavated. |
Which contractor policies may be included? | Safety code of practice, safety equipment, personal safety equipment, machine condition, relevant loading and working legislation, licensing, Workcover, specific site regulations, machine records, job log. |
Which additional materials may be included? | Pipes, concrete, steel reinforcement, ameliorants, plastic lining. |
Which construction schedules may be included? | Job and plan specification, sequence of works, materials specifications, materials placements, stage budgets, topsoil placement consistent with efficient re-topsoiling, retained site features, revegetation, identified environmental and erosion sensitive areas. |
For more information on contexts, environment and variables for training and assessment refer to the Sector Booklet. |
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