Only halftracks were able to operate in these conditions, but removing them from their operational purposes for supply duties would have been unworkable.
It started as a farming community in the late 19th century, but the high altitude climate produced low crop yields thereby, making the lands unworkable.
This conflict could prove unworkable for permanent co-location without significant changes to existing runway infrastructure, navigation aids, and improvements to airport access.
Technical diving marine salvage units which can operate in depths unworkable by civilian divers, and which requires saturation diving or trimix (breathing gas) diving techniques.