312.65. Special measures concerning the hyperbaric chamber: The following measures must be taken when a police dive is carried out in a location not accessible by land or in any other location where a hyperbaric chamber cannot be transported to the diving station:(1) air transport must be available on the site;
(2) a satellite telephone must be available, if needed; and
(3) prior to the dive, communication must be established with the nearest hospital equipped with a hyperbaric chamber in order to ensure its availability in case of emergency.