Approach to NPP personnel dose commitments planning

A method of dose commitments calculation and planning is suggested that allows to organize maintenance operations at a NPP with respect to the radiation conditions and amount of repair works so that the personnel dose commitments would not exceed the adopted or permissible limits. For calculations the following information is needed: distribution function of number of people versus dose; dose field configuration within the premises; time standards of carrying out the basic maintenance operations; locations of equipment that has to be inspected and repaired