WAC 246-240-629. Records of surveys of therapeutic treatment units

(1) A licensee shall maintain a record of radiation surveys of treatment units made in accordance with WAC 246-240-390 for the duration of use of the unit. (2) The record must include: (a) The date of the measurements; (b) The manufacturer's name, model number and serial number of the treatment unit, source, and instrument used to measure radiation levels; (c) Each dose rate measured around the source while the unit is in the off position and the average of all measurements; and (d) The signature of the individual who performed the test.