Elements and Performance Criteria
- Plan and prepare.
- Circumstances in which lead-based paints may be encountered are determined.
- Location of lead based paint to be treated is determined from plans/specifications.
- Testing is undertaken for presence of lead or asbestos using approved testing methods.
- Work instructions and operational details are obtained using relevant information, confirmed and applied for planning and preparation purposes.
- Safety (OHS) requirements are followed in accordance with safety plans and policies.
- Signage and barricade requirements are identified and implemented.
- Tools and equipment are selected to carry out tasks are consistent with the requirements of the job, checked for serviceability and any faults are rectified or reported prior to commencement.
- Materials quantity requirements are calculated in accordance with plans, specifications and quality requirements.
- Materials appropriate to the work application are identified, obtained, prepared, safely handled and located ready for use.
- Environmental requirements are identified for the project in accordance with environmental plans and regulatory obligations and applied.
- Define and prepare work area.
- Options for the management and treatment of pre-existing lead-based paints in buildings are considered and determined in accordance with regulatory requirements.
- A safe working area is maintained around lead-based paint locations using temporary control measures, barriers and signage.
- Plant, tools and equipment are positioned to suit job requirements.
- Remove contaminated materials.
- Appropriate removal processes are determined to suit job requirements.
- Contamination area is quarantined and people at risk are protected in accordance with regulatory requirements.
- Furnishings, other surfaces, surrounding ground areas, drinking vessels, water storage and foodstuffs are protected and all doors and windows sealed where appropriate.
- Debris and waste management procedures are identified for lead contamination from flake, chalk and dust.
- Removal processes are applied and contaminated materials are containerised for movement.
- Substrates are repaired, restored and prepared for subsequent coatings.
- Manage contaminated materials.
- Stabilisation method is determined to make the building lead safe by applying temporary control measures.
- Appropriate methods for the containment of existing surfaces are determined or confirmed in accordance with regulatory requirements.
- Over painting is conducted using oil-based paints by applying a high quality undercoat sealer and two coats of quality topcoats.
- Specialised liquid encapsulant is applied in accordance with manufacturer specifications.
- Contaminated surface is enclosed using overlaying materials such as plasterboard or weatherboard and applying warning notices of the latent lead hazard.
- Clean up.
- Work area is cleared and materials disposed of or recycled in accordance with legislation, regulations, codes of practice and job specification.
- Waste and unwanted materials are removed and placed into containment vessels for disposal in accordance with authorised systems and relevant standards.
- Surface and soil tests are conducted to verify that no contamination has taken place and building is safe for occupation.
- Tools and equipment are cleaned, checked, maintained and stored in accordance with manufacturer recommendations and standard work practices.