Truck Driving School Costs. The average length of PTDI-certified courses is four to six weeks, though courses may be as short as two weeks or as long as 12 weeks or more. The average cost of PTDI-certified courses is about $4,200, though the cost of truck driving school may be as low as $1,500 and as high as $10,000.
Orthopnea is the opposite of platypnea, shortness of breath that worsens when sitting or standing up.
Platypus occupy lakes and reservoirs of various sizes, mainly feeding in water that is less than 5 metres deep. They will also sometimes reside in small man-made water bodies, such as park lakes and farm dams-particularly if these are linked directly to streams or rivers for at least part of the year.