Helicopter Gross Weight Limit
Weights and performance data must be obtained from approved aircraft flight manual and approved weight and balance data. Attention should be given typical temperatures and altitudes of operation The Interagency Helicopter Operations guide recommends a typical mission be calculated at a pressure altitude of 5000 ft at 30°C.
Helicopter Equipped Weight
Empty weight as listed in the weight and balance data plus the weight of lubricants unusable fuel and onboard equipment
The Interagency Helicopter Operations guide recommends 200 lb per crew member
The Interagency Helicopter Operations guide recommends 2.0 hours fuel on board at 7 lb per US gallon.