General Practice: Cables within the tray should be laid straight and orderly, avoiding crosses or overlaps, and should not protrude. All bends must be securely fastened. This range allows for easy access and efficient maintenance. An effective layout ensures safety, minimizes interference, reduces maintenance time, and keeps the overall. Table 2 of NEC provides the minimum radius of conduit bends. Is there some similar table or other reference available for the minimum radius of cable tray bends? For example, if we have to make a field bend for a 12” (300mm) metallic ladder tray using straight sections of this tray, then how much. Cable tray bends are designed to guide cables around obstacles, changes in direction, or elevations in an electrical system.