Lai Da Nalps, a monumental reservoir in Switzerland's Grisons region, features a towering arch dam, standing 127 meters tall and spanning 480 meters wide. Managed by Axpo Group, a leading hydropower producer, the dam is crucial for Switzerland's electricity supply. Axpo implements rigorous monitoring and inspection measures to ensure the dam's structural integrity and environmental protection. Equipped with advanced technology like the Leica Aibot, Axpo's surveyors, led by Thorsten Zimmer, meticulously assess the dam and its surroundings, reinforcing its resilience against natural forces and securing nearby communities' safety for generations.