Elements and Performance Criteria
- Plan and prepare.
- 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 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.
- Material quantity requirements are calculated in accordance with plans and 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.
- Identify waterproofing system.
- Below ground area to be waterproofed is identified from job drawings and specifications or diagnosed for damp fault area.
- Area is inspected for structural and surface defects in accordance with job and manufacturer specifications.
- Appropriate waterproofing systems and products are identified, analysed and selected for water exclusion in accordance with job and manufacturer specifications and with material safety data sheet (MSDS) directions.
- Range of waterproofing materials is checked for product suitability, conformity to specification and compatibility with surface material, preparation and waterproofing installation technique.
- Type of waterproofing material is identified in accordance with job specification, state of structure and job safety requirements of MSDS directions.
- Prepare for waterproofing installation.
- Below ground wet area site set out, building alignment and finished levels are checked to conform with specified location, structure and dimensions in accordance with drawings and specifications.
- Moisture content in substrate is identified.
- Appropriateness of the system of waterproofing selected for the structure or work is confirmed.
- Below ground wet area site levels are checked for conformity to drawings and specifications.
- Requirement for shoring of the work site is identified and arranged.
- Access to installation area is assessed for adequacy and safety to allow for the installation over the full surface of the work area.
- Provision for drainage is identified and confirmed with supervisor or hydraulic consultant as being appropriate for the installation.
- Existing flashings, new flashings and termination seals are prepared to job requirements and made ready for placement and fixing to job and manufacturer specifications.
- Waterproofing material, quantity and product type are confirmed as conforming to job specification, state of structure and job safety requirements, and MSDS direction.
- Substrate is prepared to a smooth and uniform finish with fillets and falls fitted in accordance with manufacturers' instructions and good building practices.
- Surface of structure to be waterproofed is prepared and primed ready for waterproofing application in accordance with job specification and manufacturers' specifications and recommendations.
- Apply waterproofing.
- Waterproofing system is applied to primed surface of structure to correct thickness and in accordance with manufacturers' job specification.
- Bond breaker/fillets are installed in accordance with manufacturer specifications.
- Waterproofing material/system is installed using methods and materials consistent with manufacturers' specifications.
- Termination seals are installed using methods and materials consistent with manufacturers' specifications.
- Completed below ground waterproofing installation is checked for conformity to manufacturer specifications.
- Waterproofing material/system is protected and drained using methods and materials consistent with manufacturers' specifications and good building practice.
- Final inspection of site is undertaken and sign-off and handover of work is carried out in accordance with workplace requirements.
- Clean up.
- Work area is cleared and materials disposed of, reused or recycled in accordance with legislation, regulations, codes of practice and job specification.
- Plant, tools and equipment are cleaned, checked, maintained and stored in accordance with manufacturer recommendations and standard work practices.