Learn how to install cable trays for large-scale projects with our professional, step-by-step guide covering industry standards, safety protocols, and efficient routing techniques. Cable tray installation implies the construction of an electric road that will be safe. The beginning of success is to review the Bill of Quantities (BOQ) so that. Whether you're building a commercial setup or upgrading an industrial plant, proper cable tray installation ensures neat wiring, safe access, and easy maintenance. This guide breaks down the process step by step. When installed and engineered properly, cable. en completely installed, without damage either to conductors or structural system use maintain spacing or to keep cables in place when the tray is ect the minimum bend ra-dius for cables as they exit the bottom of the cable tray.