Section 122.105 - Records Requirements(A) The employer shall keep a record of each survey and inspection made under 105 CMR 122.104 and such record shall include: (1) Date and time of the survey;(2) Name of RF machines surveyed, and the location of these on the premises;(3) Instrument used including type, manufacturer, and model number;(4) Date that instrument was last calibrated;(5) Measured field strengths (both electric and magnetic) or equivalent plane-wave free-space power density levels for both fields at the worker positions and work areas adjacent to the RF machine(s);(6) Name of person performing the survey and inspection;(7) Approval signature of the designated RF Safety Officer; and,(8) A list of NIR workers.(B) In the event that an individual or NIR worker must enter a facility requiring posting as specified in 1 0 5 C MR 122. 1 0 3 (B), a log shall be kept to show that the required and appropriate safety precautions have been taken by the individual or NIR worker. Examples of such actions are the wearing of protective clothing, de-energizing the source, or limiting exposure time. The log shall include name of individual, date, time of entering and exiting, protective action and purpose of entry.(C) Records shall be kept available for inspection by representatives of the Department for a minimum of 30 years. A copy of these records shall be furnished to the Director upon request.(D) No person shall damage or destroy required records as specified in 105 CMR 122.105(A) and 122.105(B) or permit the same to be destroyed without first having obtained the written consent of the Director.(E) The Director shall receive all radiation survey, variance, incident, safety, and inspection records of an RF facility that is terminating operation. These will be presented to him by the owner or employer of said facility. A written acknowledgment will serve as evidence of their receipt. The delivery of such records to the Director relieves the employer from subsequent responsibility with respect to the keeping of these records. The Director may keep or destroy such records at his or her discretion.