Elements and Performance Criteria
- Establish area for drainage works
- Tools and safety equipment requirements are identified and obtained, and lines and levels are set up according to plan.
- Lines and levels are set up according to plan.
- Excavation is undertaken according to plan.
- Excavation is secured to prevent injury to the public and workers.
- Appropriate drainage is provided to allow for the diversion of uncontaminated stormwater from the work site and to prevent environmental damage.
- Environmental protection devices are installed as required to meet requirements.
- Formwork or shoring is provided where required.
- Work is planned and undertaken in accordance with occupational health and safety (OHS) and traffic control requirements.
- Construct or restore ground drainage
- Construct or restore surface drains
- Maintain drainage systems
- Surface drains are inspected and cleared of weeds and debris.
- Subsoil drainage systems are flushed and cleaned.
- Culverts are cleared of debris, cleaned and if necessary reinstated.
- Drains, access holes, pits and traps are cleaned and repaired and if necessary reinstated.
- Pipes are rehabilitated using proprietary rehabilitation systems.
- Rehabilitate works area
- Complete necessary documentation