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Engineering and manufacturingLevel 3Green occupationOCC1330B · ST1330

Power industry overhead linesperson - Transmission linesperson

Manufacturing or process maintenance operative or technician · Technical · Maintenance, installation and repair

The official framework — 114 requirements.

Every Knowledge, Skill and Behaviour below is the verbatim regulatory text of the Power industry overhead linesperson apprenticeship standard (v1.2). On EngTree, each one becomes a node — verified knowledge entries, training modules and End-Point Assessment evidence all map back to it. This standard has options — requirements marked with an option name apply to that pathway only.

Knowledge (53)

What the apprentice must understand

  • K1

    Power network industry appreciation: generation of electricity, Transmission Network Operator, Distribution Network Operator (DNO), Independent Distribution Network Operator (IDNO), Independent Connections Provider (ICP), supplier, generators - role and boundary of operation.

  • K2

    The office of gas and electricity markets (Ofgem) - their role and powers.

  • K3

    Power industry regulations: Electricity at Work Regulations, and The Electricity Safety, Quality and Continuity Regulations (ESQCR). Their purpose and basic requirements.

  • K4

    Overhead linesperson's role and responsibilities. Limitations of role and escalation procedures. Different teams and functions involved in operations: how they work together.

  • K5

    Responsibilities of persons as defined in industry standard safety rules: supervising a working party, competent persons. Authorisation roles and responsibilities. Safety documentation.

  • K6

    Business operation considerations: how activities may impact customers, financial constraints (budgets), penalties and rewards, ethical business practices.

  • K7

    The hazards associated with work on or near electrical power networks.

  • K8

    The dangers of electricity and how an electric shock can be received: direct contact, induced (impressed) voltage, and arcing. Electric shock emergency procedures.

  • K9

    Health and safety regulations, standards, and guidance - their purpose and basic requirements: asbestos awareness, Construction Design Management (CDM), Health and Safety at Work Act, confined spaces awareness, Control of Substances Hazardous to Health (COSHH), Lifting Operations and Lifting Equipment Regulations (LOLER), lone working, Management of Health and Safety at Work, Provision and Use of Work Equipment Regulations (PUWER), Reporting of Injuries, Diseases and Dangerous Occurrences Regulations (RIDDOR), and warning signs and symbols.

  • K10

    Risk assessments and method statements. Emergency procedures. Personal protective equipment (PPE). Manual handling. Fire safety.

  • K11

    Emergency first aid.

  • K12

    Working at height awareness. Safe access and egress methods: hierarchy of methods, inspection, operation, and maintenance requirements. Exclusion zone requirements to avoid risk from falling objects.

  • K13

    Working at height personal protective equipment: harnesses, fall restraint and arrest equipment. User inspection, operation, and maintenance requirements. Rescue from height equipment and methods.

  • K14

    Asset security requirements.

  • K15

    Plant and vehicle check requirements.

  • K16

    The Environmental Protection Act - its purpose and basic requirements. Environmental management systems standard.

  • K17

    The power industry's net zero strategy. Principles of sustainability and the circular economy. Impact of sites of special scientific interest, and flora and fauna on work. Potential effects on the environment of companies and individuals not complying with good environmental practices.

  • K18

    Recycling and waste management requirements.

  • K19

    Access to private land, streets and wayleaves.

  • K20

    Planning, prioritising, organisation, and time management techniques for self and working party.

  • K21

    Communication techniques. Industry terminology. Adapting style to audience.

  • K22

    Written communication techniques.

  • K23

    Documentation requirements; importance of accurate records.

  • K24

    Information and digital technology. Computers and mobile devices. Software: email, word processing, databases, productivity and collaboration software, and work and asset management systems. General Data Protection Regulation (GDPR). Cyber security.

  • K25

    Team working principles.

  • K26

    The principles of equality, diversity, and inclusion in the workplace.

  • K27

    Mathematical theory in power engineering. Round numbers, scientific notation, percentages and ratios. Areas, perimeters, volumes and surface areas of simple shapes. Scales, tables, graphs and charts. Pythagoras’ Theorem and sin, cos, and tan in right-angled triangles. Substitution of numerical values into simple engineering formulae. The sequence of arithmetic operations.

  • K28

    Mechanical theory in power engineering. Mass, force and weight. Parameters of mechanical systems. The components of hydraulic and pneumatic systems. Statics and forces. Energy, work and power. The parameters of material tensile strengths. The parameters of mechanical advantage. The lever principle and theorem of movement.

  • K29

    Electrical theory in power engineering. Circuit technology. Magnetism and electromagnetism. Transformers.

  • K30

    Power engineering electrical plant and apparatus, the properties and purpose of transformers, switchgear, earthing devices, voltage control and automated equipment.

  • K31

    The installation and jointing methods of common conductor types; causes and consequences of common faults.

    Distribution linesperson
  • K32

    The symptoms and causes of common faults on electrical power circuits, plant and apparatus. Problem solving and fault-finding techniques: non-invasive visual examinations, testing procedures. Root cause analysis.

    Distribution linesperson
  • K33

    Methods for locating and avoiding utilities. Avoiding danger from underground services and overhead exposed conductors. The health and safety executive guidance and requirements: HSG 47 (Avoiding danger from underground services) and GS6 (Avoiding danger from overhead power lines).

    Distribution linesperson
  • K34

    Working on live apparatus and working in proximity to live apparatus protocols. Justification for live working.

    Distribution linesperson
  • K35

    Distribution support structures and their support mechanisms installation requirements.

    Distribution linesperson
  • K36

    Distribution network excavation methods and requirements.

    Distribution linesperson
  • K37

    Distribution conductor types, construction, features and tensioning of: all aluminium alloy conductor (AAAC) 30-175mm, Cross-linked polyethylene (XLPE), low voltage earthing, domestic and industrial service cables, cadmium and copper conductors 16-150mm.

    Distribution linesperson
  • K38

    Distribution rigging techniques on conductors and structures capable of carrying up to 132kv.

    Distribution linesperson
  • K39

    Pole mounted plant and apparatus: installation, commissioning, and dismantling requirements.

    Distribution linesperson
  • K40

    Other utility apparatus that may be present on structures: utility plans.

    Distribution linesperson
  • K41

    Awareness of domestic and industrial supply earthing. Earthing installation requirements. Earth electrode testing.

    Distribution linesperson
  • K42

    Cut out requirements.

    Distribution linesperson
  • K43

    Customer service requirements and techniques.

    Distribution linesperson
  • K44

    Low voltage operational switching and testing requirements.

    Distribution linesperson
  • K45

    Low voltage electrical testing requirements and result interpretation.

    Distribution linesperson
  • K46

    New Roads and Street Works Act (NRSWA): signing, lighting, and guarding. Avoidance of services. Safe excavation.

    Distribution linesperson
  • K47

    The types and characteristics of common transmission conductors and joints; causes and consequences of common installation faults.

    Transmission linesperson
  • K48

    Working in proximity to live apparatus protocols.

    Transmission linesperson
  • K49

    Different support structures capable of carrying 132 kV and above and their support mechanisms requirements.

    Transmission linesperson
  • K50

    Transmission support structures construction methods. Requirements for support mechanisms and temporary stays.

    Transmission linesperson
  • K51

    Transmission rigging techniques on conductors and transmission towers.

    Transmission linesperson
  • K52

    High voltage temporary earthing requirements.

    Transmission linesperson
  • K53

    Management of circulating currents.

    Transmission linesperson

Skills (54)

What the apprentice must be able to do

  • S1

    Review drawings, instructions, or information to understand the task for example, work instructions, wiring diagrams, design specifications, utility plans, on-line search documents.

  • S2

    Prioritise and plan work with consideration for safety, environmental impact, quality, and cost.

  • S3

    Identify and organise resources to complete tasks for example, consumables.

  • S4

    Identify apparatus to be worked on.

  • S5

    Conduct plant or vehicle checks.

  • S6

    Receive and clear a safety document (permit to work). Brief a working party.

  • S7

    Identify hazards and risks and apply control measures.

  • S8

    Apply health and safety procedures in compliance with regulations, standards, and guidance. For example, safe access and egress, demarcate the work area, working at height, confined spaces, COSHH.

  • S9

    Respond in the event of an emergency first aid situation including situations where there is electrical risk.

  • S10

    Apply measures to leave power work environments in a safe and secure condition for example, anticlimbing guards, danger notices, barriers, lighting.

  • S11

    Apply sustainability principles for example, minimising waste.

  • S12

    Segregate waste for reuse, recycling, and waste transfer.

  • S13

    Select, check, prepare, use or operate, and store personal tools and equipment.

  • S14

    Use working at height equipment for example, mobile working platforms, scaffolding, ladders.

  • S15

    Select, inspect, and use personal climbing equipment to access and manoeuvre to a work position at height on overhead line plant and apparatus.

  • S16

    Fit and operate a rescue device at height.

  • S17

    Select, check, and prepare resources.

  • S18

    Record information.

  • S19

    Identify areas for improvement. For example, in relation to quality, cost, time, safety, and environmental impact.

  • S20

    Communicate with others to give and receive information for example, colleagues, customers, and stakeholders.

  • S21

    Apply team working principles.

  • S22

    Report or escalate issues outside limits of responsibility.

  • S23

    Produce or amend documents for example, handover notes, procedures, reports.

  • S24

    Use digital and information technology. Follow cyber security requirements.

  • S26

    Select and operate lifting equipment in overhead lines distribution work for example, cranes and winches.

    Distribution linesperson
  • S27

    Carry out visual inspection to identify evidence of overhead services and buried utilities. Use locating equipment.

    Distribution linesperson
  • S28

    Mark the position of services and sub-structures on the work site.

    Distribution linesperson
  • S29

    Follow procedures for working on or in proximity to live apparatus.

    Distribution linesperson
  • S30

    Select and use specialist LV live working PPE.

    Distribution linesperson
  • S31

    Erect overhead lines plant and apparatus for example, poles, support mechanisms, stays.

    Distribution linesperson
  • S32

    Install circuit main earths (CMEs) and additional (drain) earths.

    Distribution linesperson
  • S33

    Install fixed earthing conductors and carry out earth electrode testing.

    Distribution linesperson
  • S34

    Install cut outs.

    Distribution linesperson
  • S35

    Install or replace conductors, insulators and ancillary equipment on overhead line plant or apparatus including sagging, tensioning and termination where required.

    Distribution linesperson
  • S36

    Install, connect, and commission pole mounted plant and apparatus for example, transformers, pole mounted circuit breakers, and switchgear.

    Distribution linesperson
  • S37

    Dismantle pole mounted plant and apparatus for example, transformers, pole mounted circuit breakers, and switchgear.

    Distribution linesperson
  • S38

    Conduct pre-energisation tests.

    Distribution linesperson
  • S39

    Conduct post-energisation (commissioning) checks.

    Distribution linesperson
  • S40

    Perform testing procedures before and after switching operations.

    Distribution linesperson
  • S41

    Interpret testing procedure results and action required.

    Distribution linesperson
  • S42

    Operate switchgear and fuses making and breaking live conductor connections.

    Distribution linesperson
  • S43

    Recognise fault conditions and identify the root cause.

    Distribution linesperson
  • S44

    Replace components or resolve issues for example, replace high resistance joints or damaged conductor.

    Distribution linesperson
  • S45

    Apply customer service techniques.

    Distribution linesperson
  • S46

    Follow procedures for working on or in proximity to live apparatus.

    Transmission linesperson
  • S47

    Select and operate lifting equipment in overhead lines transmission work for example, cranes and winches.

    Transmission linesperson
  • S48

    Check overhead line plant and apparatus is safe to access, install flag and check wristlets if required.

    Transmission linesperson
  • S49

    Install access equipment for example, platforms, ladders, and spacer trollies.

    Transmission linesperson
  • S50

    Install high voltage temporary earthing equipment.

    Transmission linesperson
  • S51

    Install or replace conductors, insulators and ancillary equipment on overhead line plant or apparatus including sagging, tensioning and termination where required.

    Transmission linesperson
  • S52

    Carry out conductor compression jointing.

    Transmission linesperson
  • S53

    Connect spacers to conductors.

    Transmission linesperson
  • S54

    Test compression joints.

    Transmission linesperson
  • S25

    Carry out and record planned and unplanned learning and development activities.

    Transmission linesperson; Distribution linesperson

Behaviours (7)

How the apprentice must conduct themselves

  • B1

    Prioritise health and safety. For example, risk aware, minimise risks, and proactively work towards preventing accidents.

    Transmission linesperson; Distribution linesperson
  • B2

    Consider the environment and sustainability when using resources and carrying out tasks.

    Transmission linesperson; Distribution linesperson
  • B3

    Take ownership for work and responsibility for its impact on others. For example, self-motivated, disciplined in the approach to work tasks, identify and deal appropriately with distractions to enable tasks to be achieved, work carried out in line with standards.

    Transmission linesperson; Distribution linesperson
  • B4

    Respond and adapt to work demands. For example, adapt working methods to reflect changes in working environment, take initiative -making on the spot decisions, re-prioritise workloads to react to emergency response and to fault scenarios.

    Transmission linesperson; Distribution linesperson
  • B5

    Perform in a professional manner for example, polite, courteous, and respectful to customers and members of the public.

    Transmission linesperson; Distribution linesperson
  • B6

    Team-focus to meet work goals and support inclusivity. For example, support others, show respect to people from different trades, disciplines, backgrounds, and expertise.

    Transmission linesperson; Distribution linesperson
  • B7

    Committed to continued professional development to maintain and enhance competence.

    Transmission linesperson; Distribution linesperson

This framework is where Pathways
meets verified knowledge.

Scenarios practise these requirements. Verified entries teach them. The evidence portfolio proves them. One spine, three surfaces.