Activities near power lines and underground cables
Participants will acquire necessary knowledge and skills to enable them to work safely in the proximity of power lines and underground cables, reducing the possibility of accidents, injuries and loss of life and avoiding damage to equipment and the power grid.
Informacje na temat kursu
Participants will acquire necessary knowledge and skills to enable them to work safely in the proximity of power lines and cables, reducing accidents, injuries and loss of life and avoiding damage to equipment and the power grid.
Those who currently work, or plan to work in the proximity of power lines and other electrical installations, or who plan such operations, those who excavate or drive objects into the ground, or those who do preparatory work for laying cable pipes.
● Where are the hazards?
● Power lines
● High-voltage installations
● Forces in action in the high-voltage grid
● When machinery and trees touch power lines
Safety at the workplace
● The grid company operations centre
● Working closer than 30 metres from an electrical installation
● Safety distance
● Safety Supervisor – responsibility and authority
● Safety Observer
● Re-energising power lines
When disaster has struck
● Reporting an incident or accident
● Fallen power lines
● Excavation permits
● Excavation near cable routes
● Unearthing cables
● Warning ribbons and cover plates
● Different types of cable
● Damaged cables
● Mounting cables
Laying cable pipes
● Requirements to types of pipes for power cables
● Colour coding of pipes
● Ring stiffness
● Guidelines for laying and planning
● Guidelines for transport, handling and storage
● Recommended guidelines for preparing trenches
● Guidelines for installation and laying
● Guidelines for cable marking and protection boards
● Guidelines for distances and altering direction
● Covering and filling
● Summary of the most usual types of documentation
The course follows the recommendations set out in RENblad 9010 Version: 1.4.
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