Code of Massachusetts Regulations
105 CMR - DEPARTMENT OF PUBLIC HEALTH
Title 105 CMR 120.000 - The Control of Radiation
RADIATION SAFETY REQUIREMENTS
Section 120.331 - Surveillance

Universal Citation: 105 CMR 120.000 MA Code of Regs 120.331

Current through Register 1531, September 27, 2024

(A) During each industrial radiographic operation, a radiographer or radiographer trainee shall maintain visual surveillance of the operation to protect against unauthorized entry into a radiation area or high radiation area, except where the high radiation area is equipped with a control device or alarm system as described in 105 CMR 120.227(A) or (B).

(B) Radiographic exposure devices shall not be left unattended except when in storage or physically secured against unauthorized removal.

(C) The sealed source shall be secured and immobilized in its shielded position in the radiographic exposure device with an appropriate locking or latching mechanism each time the sealed source is returned to its shielded position.

(D) Notwithstanding the requirements of 105 CMR 120.243(A), High Radiation Area warnings may be placed at the periphery of the Radiation Area, or at the perimeter of access control.

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