High‑resolution topographic and control surveys to support new harbour infrastructure in Resolute Bay and Grise Fiord, Nunavut.
Mapping historic flood areas and help predict where future flooding may occur in Dawson City.
Underhill used RTK drone mapping to model rock barriers in the Tay River, supporting salmon habitat restoration planning.
Underhill deployed tilt sensors and survey prisms to monitor bridge stability during 2021 Yukon floods—no movement was detected.
