"Pipeline in Charge (Maintenance)" refers to a person or role responsible for overseeing and carrying out the maintenance, inspection, and repair of pipelines to ensure their safety, efficiency, and longevity. This involves planned routine tasks like cleaning and integrity checks, as well as emergency response to incidents like leaks or ruptures. Key responsibilities include leak detection, corrosion control, valve testing, cleaning, and using various technologies like CCTV and drones for inspection.