163 describes criteria for the installation of optical fibre cables defined in Recommendation ITU-T L. 110 in remote areas with lack of usual infrastructure for installation including the procedures of cable-route planning, cable selection, cable-installation. This is a description of the processes used in outside plant (OSP) or outdoor fiber optic cable construction, basically what happens before and during the process of installing the fiber optic cable plant. The market keeps growing, driven by smart city initiatives and 5G rollouts. Careful planning and the right installation methods help you create networks that stay reliable, scalable, and easy to maintain.