In 2021, Tiller was tasked with inspection services for nine White Hills Ski Resort ski lift towers. Workload included inspection of the visible sections of the concrete foundations, anchors, and steel tower superstructures. Tiller checked the tower conditions, wall thickness using Ultra Sonic Meters, tower verticality, and concrete strength and condition using NDT testing equipment. Reports of the deficiencies and risk prioritization for recommendations and remedial work were provided.