Meal is prepared and serviced by professional cook. Portable electric generator is available. Rafting equipment is transported by a helicopter to the mouth of the Serechen river. Two to four rafts are used for rafting depending on the group size. Serve crew is three to five persons plus a cook and a professional doctor for any urgent medical care.
Worldwide communication is maintained via mobile satellite phone.
The journey passes through an unpopulated area without any industrial activities. There are not any encephalitis ticks in the basin of the Kolyma river. The Rassokha river is a left tributary of the Yasachnaia river, that flows into the Kolyma river. Most of rivers in this region open up by the end of May and freeze up by mid October. There are plenty of glaciers in basins of rivers.