[Physiological and hygienic substantiation of the resting time for transportation workers in the mining industry in relation to the workload and meteorological conditions].

Heat status was examined in machine open-cast mine extracting workers of Armenia to establish the prophylactic measures against overheating for optimal thermal status of the body. At the end of the working shift during the warm season machine workers showed the strain of heat status demonstrated the necessity of the additional 20 minutes rest after the 2nd trip during the warm season. Traditional drinks can be recommended to compensate for marked loss of moisture.