Cable Tray Installation is the process of installing a structural system to securely fasten and support cables and raceways. It involves calculating angles and bends as well as measuring and cutting cable trays prior to overhead installation. The primary responsibilities of a cable tray installation electrician include planning the cable route in accordance with the project requirements. This section will guide you through the necessary steps to ensure a successful. Cable Laying Work is a crucial part of electrical infrastructure installation, involving the safe routing and installation of power, control, or communication cables — either underground, overground (tray/duct), or through conduits — in residential, commercial, or industrial projects.