Code of Massachusetts Regulations
105 CMR - DEPARTMENT OF PUBLIC HEALTH
Title 105 CMR 120.000 - The Control of Radiation
REPORTS
Section 120.657 - Power Failures
Universal Citation: 105 CMR 120.000 MA Code of Regs 120.657
Current through Register 1531, September 27, 2024
(A) If electrical power at a panoramic irradiator is lost for longer than ten seconds, the sources must automatically return to the shielded position.
(B) The lock on the door of the radiation room of a panoramic irradiator must remain locked in the event of a power failure.
(C) During a power failure, the area of any irradiator where sources are located may be entered only when using an operable and calibrated radiation survey meter.
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