Elements and Performance Criteria
- Plan and prepare work
- Interpret plans and specifications
- Check the quantity and quality of materials
- Select tools and equipment and check for serviceability
- Identify hazards, assess risks and implement controls
- Select and use personal protective equipment (PPE)
- Identify and ameliorate environmental impacts of proposed concrete works
- Set out and prepare the site
- Determine and locate services
- Mark out the position of the structure or feature according to plans
- Establish profiles to conform to the nominated tolerances
- Prepare subsoil by removing all debris, vegetable matter and topsoil to provide a solid foundation for concrete
- Install drainage systems according to plans and specifications
- Install form work to the site in a manner that will ensure it remains rigid during concrete pouring operations
- Place and compact sub-base material to the required finished levels
- Complete preparation of the site according to the type of structure or feature to be constructed
- Place reinforcement as designated in plans and specifications
- Mix and pour concrete
- Determine proportions for concrete mix according to the strength requirements of the project
- Determine the volume of dry materials necessary to produce final concrete mix
- Mix together all dry ingredients and required additives to ensure a thorough blending of all materials is achieved
- Introduce sufficient water to produce a concrete mix to the required consistency
- Pour concrete to designated levels in a manner to avoid segregation of materials
- Consolidate concrete using an approved vibration method
- Finish concrete
- Check quality of work and clean-up site