This collection describes the physical processes used to build such sensors, special type optical fibers (OVST), cable sensors and their use in sensor systems that allow remote monitoring of the condition of large infrastructure facilities in many industries, including: oil pipelines, gas pipelines and other types of pipeline systems; distributed power electric cable (including underwater) systems; dams and other hydraulic structures; large buildings and architectural complexes, as well as the state of traffic on highways in cities and districts.