The rates to be charged for the use of any vehicle licensed under this chapter and for the loading and unloading of the same shall not exceed the following:
(a) For household goods and personal effects, not including pianos one dollar and fifty cents ($1.50) per hour for the use of a horse-drawn vehicle, including services of driver; two dollars and fifty cents ($2.50) per hour for the use of a motor vehicle, including services of driver. For the service of each additional man, fifty cents ($0.50) per hour; if charge is made for time going from the barn or garage to the first point of moving or for time going from the last point of moving back to the barn or garage, the basis of computation of such time shall be twenty (20) minutes per mile or fraction thereof for a horse-drawn vehicle or ten (10) minutes per mile or fraction thereof for motor vehicle;
(b) For pianos where the distance between the two (2) points of moving to be traveled is three (3) miles or less, four dollars ($4.00); for each additional mile or part thereof, one dollar ($1.00). Such charge shall include loading and unloading such piano from and to ground levels, up and down not more than six (6) steps at either place; for flights of more than six (6) steps, fifty cents ($0.50) for each flight. For each use of a hoist an additional charge of five dollars ($5.00) may be made.