This document outlines the key requirements for cable tray layout, installation, and fireproofing in industrial and commercial environments. Route Planning and Layout PrinciplesThe Cable Tray Institute is making available the current edition of this practical guide for the proper installation of aluminum or steel cable tray systems. 's innovative ventilated channel type cable tray, is a UL Classified product with patented push-pin assembly, and is an excellent choice for supporting. Method Statement installation of Cable Trays and Ladders - Planning Engineer FZE. Tool Required: On receipt of the cable tray, trunking, cable ladder and accessories at site necessary precautions shall be taken. in this document have been tested extens ompetent professional 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. A. Cable tray installation must comply with specific technical standards to ensure electrical safety, system reliability, and long-term maintainability.