I.R. Grinman
Set out the basic approach to building a system of categorization assessment work, depending on the required accuracy of the evaluation. Practical realization of this approach is demonstrated by metal working equipment in the quality as objects of evaluation. The system includes a permissible error classes (categories) their accuracy and range of masses machine design for the main groups of metal machines.
Keywords: machinery and equipment, appraisal, the error estimation, accuracy class assessment..