Essential Knowledge and Associated Skills EKAS This describes the essential skills and knowledge and their level required for this unit Evidence shall show that knowledge has been acquired of coordinating vegetation control work All knowledge and skills detailed in this unit should be contextualised to current industry practices and technologies KSTVCA ESI vegetation control operation coordination KS01-TVC30A ESI vegetation control operation coordination Evidence shall show an understanding of vegetation control operations coordination to an extent indicated by the following aspects T Principles of high voltage encompassing CommonwealthStateTerritory legislation Standards codes CommonwealthStateTerritory legislation supply authority regulations and or enterprise requirements associated with working on or near High Voltage Electrical and electrostatic principles related to high voltage lines relationship of current voltage and resistance as related to transmission lines relationship of phase voltage and respective line voltages Production of an electric field units effect of distance potential of an object within the field and the effect of distances to the potential HV insulators construction of a disc insulator construction of a polymeric insulator effects of an electrical field on disc insulators identification of the number of disc insulators needed for a single line voltage performance of a failed disc insulator on the line and the system Determining the minimum allowable number of discs per string for each line voltage in the system before barehand work is to proceed Techniques in detecting a failed disc in a string Techniques in using appropriate tools and equipment to test a string Methods of recording data Effects of electrostatic induction on the human body relationship of the resistance of a human body to different levels of current and voltage relationship of a human body to an electric field effects of electrostatic induction on barehand work Application of Faradays cage effects of a body advantages description of the Faradays cage used by barehand liveline workers Safety precautions working on or near High Voltage electrical apparatus safe approach distances from live line identification of OHS hazards assessing and controlling risks types selection maintenance storage and uses of personnel protective equipment permit to work systems and isolation procedures Types and function of specialised live working equipment Safe working policies procedures and practices when using and operating specialised equipment Methods of using specialised equipment Emergency response and rescue including First Aid etc Effects of lighting and switching surges on performance off string insulators health effects to workers Methods used to alleviate surges on transmission lines Magnetic field difference between magnetic fields and electrostatic fields source of magnetic field techniques in locating measuring and analysing known sources of magnetic fields reasons for monitoring magnetic field exposure techniques used to monitor magnetic fields T Ecological principles for vegetation control encompassing Ecological principles interdependence of plants animals the soil and the environment environment habitats the food chain Soil and erosion control principles soil types simple tests types of erosion theory of erosion prevention and control land degradation control functions of trees in the environment Basic anatomy and physiology plant morphology internal anatomy growth patterns and habits simple physiology Tree hazard assessment encompassing symptoms of stress in trees diagnosing tree problems assessments for line clearance personal hazards the trees response to wounding and decay theory of compartmentalization tree stability damage to root systems due to excavation Principles of pruning Branch collars T Control of vegetation encompassing Standards codes legislation supply authority regulations and or enterprise requirements including relevant certification and licensing applicable to the control of vegetation clearance zones and approach distances from overhead power lines legislation associated with easement access and maintenance appropriate personal protection equipment equipment maintenance and safety precautions Tree climbing and pruning chainsaw safety and maintenance basic crosscutting techniques simple felling use of EWPs safe climbing with ropes and harnesses use of chainsaws in the tree cutting techniques roping techniques chemical control of foliage and the required safety techniques practical work on site with a range of trees Easement management legislation relating to easement access and maintenance use of chemicals and herbicides and provision of MSDSs for those substances use of machinery and plant access tracks T Working safely up to the defined safe working zone near energised electrical apparatus inc electrical powerlines for nonelectrical worker encompassing Standards guidelinescodes of practice StateTerritorylocal government legislation supply authority regulations and or enterprise requirements including relevant certification and licensing applicable to working safely up to the defined safe working zone near energised electrical apparatus inc electrical powerlines for nonelectrical worker Definitions of terminologies safe working zone risk assessment safe approach distances zones safe working distances work permits access authorisation permits Technical standards isolation procedures and compliance requirements OHS policies and procedures for working safely emergency response and First Aid procedures such as CPR roles and responsibilities of employers employees and other parties under OHS legislation personal protective equipment identifying hazards assessing and controlling OHS risks first aid procedures duties of a safety observer working at heightsconfined spaces permit to work systems and isolation procedures safe application of different types of tools and equipment operation of mobile plant and machinery eg EWP near live electrical apparatus Electricity supply infrastructure assets and voltages Techniques and precautions in undertaking different work functions and working safely up to the defined safe working zone near energised electrical apparatus inc electrical powerlines for nonelectrical worker work functions that may be performed include vegetation control scaffolding rigging painting andor any other activity that requires working safely near live electrical apparatus by a nonelectrical worker T Coordination of vegetation control inspection programs encompassing CommonwealthStateTerritorylocal government legislationregulations Standards codes supply authority regulations and or enterprise requirements including relevant certification and licensing applicable to coordinating the inspection of vegetation control clearance zones and approach distances from overhead power lines legislation associated with easement access and maintenance use and operation of plant and equipment such as EWPs chainsawspole saws stump grinders Appropriate personal protection equipment Equipment maintenance and safety precautions Endangered plantsanimalsinsects Soil erosion Chemical treatment Provision of manufacturers and suppliers information such as material safety data sheets MSDSs Traffic management control plan Alternative engineering solutions for vegetation management Emergency response and First Aid procedures Techniques in the inspection of vegetation to determine action required diagnosing tree problems and systems of stress in trees identification of fall zone identification of OHS hazards assessing and controlling risks safety policies procedures and precautions responsibilities and protocols for team members procedures for obtaining electrical access authorities procedures for coordination of operations Techniques in determining the resources required for a particular vegetation control project Techniques in determining the condition of the tools and equipment needed for a particular vegetation control project Techniques in determining the duration and cost of the vegetation control project Techniques in relaying information to team members safe precautions and procedures clearances zones and approach distances proper selection maintenance use and storage of personal protective equipment procedures regarding safe use of equipment including preoperational checks for serviceability procedures in the safe transporting use storage and disposal of chemicals Procedures for removal of vegetation Techniques in record keeping of data |