The more hours a year a contractor gets, the less he has to charge per hour to cover fixed costs and generate a profit. The larger the program for excavators, the more cost effective they can be. The logged are is 50 acres of which 10 acres is difficult to treat even with an excavator. Normally 5 times the work done should cost 5 times more, but in this case 5 times the work is less than 2 times the cost.
Small jobs cost more per acre and are less likely to be cost effective.
Adjustments in the tool plate side arms of the VH Mulcher can readily be made. Depth of cultivation is not as critical as obtaining a 50-50 mix ration or shaping of the microsite to maximize the benefit from local climate. On some sites deep cultivation may not be desirable. Operators are simply instructed not to place the head fully into the ground but to pull the head across the surface to obtain the desired results. In this manner the dirt readily falls through to the rear when tipped slightly at an angle.