8) 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 laying ESI electrical cables. All knowledge and skills detailed in this unit should be contextualised to current industry practices and technologies. KS01-TCJ21A Underground cable installation and safety Evidence shall show an understanding of the installation of underground cable to an extent indicated by the following aspects: T1 Requirements for the use of enterprise construction manuals, system diagrams/plans and drawings T2 Safety precautions specific to the installation of underground cable encompassing: Excavation and trench safety regulations Gas detection procedures Working in confined spaces Personal protective equipment Hazards for the use of LPG equipment for jointing of underground cable Gas bottle testing procedures Permit to work systems and isolation procedures Trench excavation and reinstatement procedures Rescue victims from confined spaces Note: Examples include planning, identifying the procedures and establishing responses, developing techniques, involvement of external emergency services and practical demonstration/rehearsals of rescuing a person from confined spaces and emergency procedures for the rescue of an electric shock victim including CPR. T3 Installation of underground cable procedures encompassing: Types of tools and equipment T4 Methods of cable handling encompassing: Direct laid cables Duct laid cables Solid laid cables Cables supported in cleats or hangers Corrosion protection Minimum bending radius of cables T5 Methods of cable sealing encompassing: Shorting of cables cores Core of unterminated cables Methods of protection from corrosion Polymeric sheathed cables sealing with mastic lined Heat shrink caps buried sealed ends T6 Methods of installing conduits T7 Procedures for the safe use of LPG equipment for cable jointing T8 Traffic management Note: Examples include purpose of traffic management and a power worker’s responsibilities in accordance with relevant statutory requirements and electricity supply industry requirements, demonstration of the procedure used to provide an effective traffic management scheme and the use of a two-way radio T9 Procedures for purchasing/ordering items, removing/dispatching items, stocktaking, and record keeping KS02-TCJ21A Underground cable construction Evidence shall show an understanding of the construction and types of underground cables to an extent indicated by the following aspects: T1 Safety precautions specific to handling underground cables T2 Requirements for the use of enterprise manuals, system diagrams/plans and drawings T3 Types and applications of underground cables T4 Construction types and structures of underground cables T5 Characteristics of different types of underground cables T6 Ratings |