After you hit the limit of the crane reach, where does the next one go? Stacking on unstable sand seems a bad choice. So maybe 10% can be unloaded and just set

After you hit the limit of the crane reach, where does the next one go? Stacking on unstable sand seems a bad choice. So maybe 10% can be unloaded and just set on the ground. After that, they have to be moved somewhere.