reglab/statecodes huggingface dataset:
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.601 - Purpose and Scope

Current through Register 1525, July 5, 2024
105
				  CMR 120.600 provides special requirements for
				  analytical X-ray equipment. The requirements of
				  105
				  CMR 120.600 are in addition to, and not in
				  substitution for, applicable requirements in other Sections of
				  105
				  CMR 120.000.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.602 - Definitions

Current through Register 1525, July 5, 2024
As used in
				  105
				  CMR 120.600, the following definitions
				  apply:
Analytical X-ray Equipment
means
				  equipment used for X-ray diffraction or fluorescence analysis.
Analytical X-ray System
means a
				  group of components utilizing X-rays or gamma rays to determine the elemental
				  composition or to examine the microstructure of materials.
Fail-safe Characteristics
mean a
				  design feature which causes beam port shutters to close, or otherwise prevents
				  emergence of the primary beam, upon the failure of a safety or warning
				  device.
Local Components
mean part of an
				  analytical X-ray system and include areas that are struck by X-rays such as
				  radiation source housings, port and shutter assemblies, collimators, sample
				  holders, cameras, goniometers, detectors, and shielding, but do not include
				  power supplies, transformers, amplifiers, readout devices, and control
				  panels.
Normal Operating Procedures
mean
				  step-by-step instructions necessary to accomplish the analysis. These
				  procedures shall include sample insertion and manipulation, equipment
				  alignment, routine maintenance by the registrant (or licensee), and data
				  recording procedures, which are related to radiation safety.
Open-beam Configuration
means an
				  analytical x-ray system in which an individual could accidently place some part
				  of his body in the primary beam path during normal operation.
Primary Beam
means radiation which
				  passes through an aperture of the source housing by a direct path from the
				  x-ray tube or a radioactive source located in the radiation source
				  housing.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.603 - Equipment Requirements

Current through Register 1525, July 5, 2024
(A)
Safety Device
. A device which prevents the entry of
				any portion of an individual's body into the primary x-ray beam path or which
				causes the beam to be shut off upon entry into its path shall be provided on
				all open-beam configurations. A registrant [or licensee] may apply to the
				Agency for an exemption from the requirement of a safety device. Such
				application shall include:
(1) A description
				of the various safety devices that have been evaluated;
(2) The reason each of these devices cannot
				be used; and,
(3) A description of
				the alternative methods that will be employed to minimize the possibility of an
				accidental exposure, including procedures to assure that operators and others
				in the area will be informed of the absence of safety devices.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.604 - Area Requirements

Current through Register 1525, July 5, 2024
(A)
Radiation Levels
. The local components of an
				analytical x-ray system shall be located and arranged and shall include
				sufficient shielding or access control such that no radiation levels exist in
				any area surrounding the local component group which could result in a dose to
				an individual present therein in excess of the dose limits given in
				105 CMR
				120.221. For systems utilizing x-ray tubes,
				these levels shall be met at any specified tube rating.
(B)
Surveys.
(1) Radiation surveys, as required by
				105
				CMR 120.222, of all analytical x-ray systems
				sufficient to show compliance with 105 CMR 120.604(A) shall be performed:
(a) Upon installation of the equipment, and
				at least once every 12 months thereafter;
(b) Following any change in the initial
				arrangement, number, or type of local components in the system;
(c) Following any maintenance requiring the
				disassembly or removal of a local component in the system;
(d) During the performance of maintenance and
				alignment procedures if the procedures require the presence of a primary x-ray
				beam when any local component in the system is disassembled or
				removed;
(e) Any time a visual
				inspection of the local components in the system reveals an abnormal condition;
				and,
(f) Whenever personnel
				monitoring devices show a significant increase over the previous monitoring
				period or the readings are approaching the limits specified in
				105 CMR
				120.211.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.605 - Operating Requirements

Current through Register 1525, July 5, 2024
(A)
Procedures
. Normal operating procedures shall be
				written and available to all analytical x-ray equipment workers. No individual
				shall be permitted to operate analytical x-ray equipment in any manner other
				than that specified in the procedures unless such individual has obtained
				written approval of the radiation safety officer.
(B)
Bypassing
. No
				individual shall bypass a safety device or interlock unless such individual has
				obtained the approval of the radiation safety officer. Such approval shall be
				for a specified period of time. When a safety device or interlock has been
				bypassed, a readily discernible sign bearing the words "SAFETY DEVICE NOT
				WORKING", or words having a similar intent, shall be placed on the radiation
				source housing.
(C)
Repair or Modification of X-ray Tube Systems
. Except
				as specified in 105 CMR 120.605(B), no operation involving removal of covers,
				shielding materials or tube housings or modifications to shutters, collimators,
				or beam stops shall be performed without ascertaining that the tube is off and
				will remain off until safe conditions have been restored. The main switch,
				rather than interlocks, shall be used for routine shutdown in preparation for
				repairs.
(D)
Radioactive Source Replacement, Testing, or Repair
.
				Radioactive source housings shall be opened for source replacement, leak
				testing, or other maintenance or repair procedures only by individuals
				authorized to specifically conduct such procedures under a license issued by
				the U.S. Nuclear Regulatory Commission, an Agreement State, or a Licensing
				State.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.606 - Personnel Requirements

Current through Register 1525, July 5, 2024
(A)
Instruction
. No individual shall be permitted to
				operate or maintain analytical x-ray equipment unless such individual has
				received instruction in and demonstrated competence as to:
(1) Identification of radiation hazards
				associated with the use of the equipment;
(2) Significance of the various radiation
				warning, safety devices, and interlocks incorporated into the equipment, or the
				reasons they have not been installed on certain pieces of equipment and the
				extra precautions required in such cases;
(3) Proper operating procedures for the
				equipment;
(4) Recognition of
				symptoms of an acute localized exposure; and,
(5) Proper procedures for reporting an actual
				or suspected exposure.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.621 - Purpose and Scope

Current through Register 1525, July 5, 2024
(A)105 CMR 120.620
				contains requirements for the issuance of a license authorizing the use of
				sealed sources containing radioactive materials in irradiators used to
				irradiate objects or materials using gamma radiation. 105 CMR 120.620 also
				contains radiation safety requirements for operating irradiators. The
				requirements of 105 CMR 120.620 are in addition to other requirements of 105
				CMR 120.000. In particular, the provisions of 105 CMR 120.001, 120.100,
				120.200, 120.750 and 120.770 apply to applications and licenses subject to 105
				CMR 120.620. Nothing in 105 CMR 120.620 relieves the licensee from complying
				with other applicable Federal, State and local regulations governing the
				siting, zoning, land use, and building code requirements for industrial
				facilities.
(B)105 CMR 120.620
				applies to panoramic irradiators that have either dry or wet storage of the
				radioactive sealed sources and to underwater irradiators in which both the
				source and the product being irradiated are under water. Irradiators whose dose
				rates exceed five grays (500 rads) per hour at one meter from the radioactive
				sealed sources in air or in water, as applicable for the irradiator type, are
				covered by 105 CMR 120.620.
(C)105
				CMR 120.620 does not apply to self-contained dry-source-storage irradiators
				(those in which both the source and the area subject to irradiation are
				contained within a device and are not accessible by personnel), medical
				radiology or teletherapy, radiography (the irradiation of materials for
				nondestructive testing purposes), gauging, or open-field (agricultural)
				irradiations.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.631 - Application for a Specific License

Current through Register 1525, July 5, 2024
(A)
				Applications for specific licenses shall be filed in duplicate on a form
				prescribed by the Agency.
(B) The
				Agency may, at any time after the filing of the original applications and
				before issuance of the license, require further statements in order to enable
				the Agency to determine whether the application should be granted or
				denied.
(C) Each application shall
				be signed by the applicant or licensee, or a person duly authorized to act for
				and on the applicant's or licensee's behalf.
(D) An application for a license may include
				a request for a license authorizing one or more activities. The Agency may
				require the issuance of separate specific licenses for those
				activities.
(E) Applications and
				documents submitted to the Agency may be made available for public inspection
				except that the Agency may withhold any document or part thereof from public
				inspection in accordance with
				105 CMR 120.010. The
				Agency may also request additional information after the license has been
				issued to enable the Agency to determine whether the license should be modified
				or revoked.
(F) Each application
				for a specific license, unless otherwise exempted by the Agency, shall be
				accompanied by the fee prescribed by the Executive Office for Administration
				and Finance.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.633 - Specific Licenses for Irradiators

Current through Register 1525, July 5, 2024
The Agency will approve an application for a specific license
				  for the use of licensed material in an irradiator if the applicant meets the
				  requirements contained in 105 CMR 120.633.
(A) The applicant shall satisfy the general
				requirements specified in
				105 CMR
				120.100 and the requirements contained in
				105 CMR
				120.620.
(B) The application must describe the
				training provided to irradiator operators including:
(1) Classroom training;
(2) On-the-job or simulator
				training;
(3) Safety
				reviews;
(4) Means employed by the
				applicant to test each operator's understanding of the Agency's regulations and
				licensing requirements and the irradiator operating, safety, and emergency
				procedures; and
(5) Minimum
				training and experience of personnel who may provide training.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.635 - Commencement of Construction

Current through Register 1525, July 5, 2024
Commencement of construction of a new irradiator may not
				  occur prior to the submission to the Agency of both an application for a
				  license for the irradiator and the prescribed fee. As used in
				  105 CMR
				  120.620 through
				  120.693, the terms
				  "commencement of construction" and "construction" are defined in
				  105 CMR 120.102. Any
				  activities undertaken prior to the issuance of a license are entirely at the
				  risk of the applicant and have no bearing on the issuance of a license with
				  respect to the requirements of M.G.L. c. 111, §§ 3, 5M, 5N, 5O, and
				  5P, rules, regulations, and orders issued under M.G.L. c. 111, §§ 3,
				  5M, 5N, 5O, and 5P.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.637 - Applications for Exemptions

Current through Register 1525, July 5, 2024
Any application for a license or for amendment of a license
				  authorizing use of a teletherapy-type unit for irradiation of materials or
				  objects may include proposed alternatives for the requirements of this part.
				  The Agency will approve the proposed alternatives if the applicant provides
				  adequate rationale for the proposed alternatives and demonstrates that they are
				  likely to provide an adequate level of safety for workers and the
				  public.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.639 - Request for Written Statements

Current through Register 1525, July 5, 2024
Each license is issued with the condition that the licensee
				  will, at any time before expiration of the license, upon the Agency's request,
				  submit written statement to enable the Agency to determine whether the license
				  should be modified, suspended, or revoked.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.641 - Performance Criteria for Sealed Sources

Current through Register 1525, July 5, 2024
(A)
				Requirements for sealed sources installed after July 1, 1993:
(1) Must have been registered in accordance
				with
				105
				CMR 120.128(N);
(2) Must be doubly encapsulated;
(3) Must use radioactive material that is as
				nondispersible as practical and that is as insoluble as practical if the source
				is used in a wet-source-storage or wet-source-change irradiator;
(4) Must be encapsulated in a material
				resistant to general corrosion and to localized corrosion, such as 316L
				stainless steel or other material with equivalent resistance if the sources are
				for use in irradiator pools; and,
(5) In prototype testing of the sealed
				source, must have been leak tested and found leak-free after each of the tests
				described in 105 CMR 120.641(B) through (G).
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.645 - Shielding

Current through Register 1525, July 5, 2024
(A) The radiation dose rate in areas that are
				normally occupied during operation of a panoramic irradiator may not exceed
				0.02 millisievert (two millirems) per hour at any location 30 centimeters or
				more from the wall of the room when the sources are exposed. The dose rate must
				be averaged over an area not to exceed 100 square centimeters having no linear
				dimension greater than 20 centimeters. Areas where the radiation dose rate
				exceeds 0.02 millisievert (two millirems) per hour must be locked, roped off,
				or posted.
(B) The radiation dose
				at 30 centimeters over the edge of the pool of a pool irradiator may not exceed
				0.02 millisievert (two millirems) per hour when the sources are in the fully
				shielded position.
(C) The
				radiation dose rate a one meter from the shield of a dry-source-storage
				panoramic irradiator when the source is shielded may not exceed 0.02
				millisievert (two millirems) per hour and at five centimeters from the shield
				may not exceed 0.2 millisievert (20 millirems) per hour.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.647 - Fire Protection

Current through Register 1525, July 5, 2024
(A) The radiation
				room at a panoramic irradiator must have heat and smoke detectors. The
				detectors must activate an audible alarm. The alarm must be capable of alerting
				a person who is prepared to summon assistance promptly. The sources must
				automatically become fully shielded if a fire is detected.
(B) The radiation room at a panoramic
				irradiator must be equipped with a fire extinguishing system capable of
				extinguishing a fire without the entry of personnel into the room. The system
				for the radiation room must have a shut-off valve to control flooding into
				unrestricted areas.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.649 - Radiation Monitors

Current through Register 1525, July 5, 2024
(A) Irradiators
				with automatic product conveyor systems must have a radiation monitor with an
				audible alarm located to detect loose radioactive sources that are carried
				toward the product exit. If the monitor detects a source, an alarm must sound
				and product conveyors must stop automatically. The alarm must be capable of
				alerting an individual in the facility who is prepared to summon assistance.
				Underwater irradiators in which the product moves within an enclosed stationary
				tube are exempt from the requirements of 105 CMR 120.649(A).
(B) Underwater irradiators that are not in a
				shielded radiation room must have a radiation monitor over the pool to detect
				abnormal radiation levels. The monitor must have an audible alarm and a visible
				indicator at entrances to the personnel access barrier around the pool. The
				audible alarm may have a manual shut-off. The alarm must be capable of alerting
				an individual who is prepared to respond promptly.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.651 - Control of Source Movement

Current through Register 1525, July 5, 2024
(A) The mechanism
				that moves the sources of a panoramic irradiator must require a key to actuate.
				Actuation of the mechanism must cause an audible signal to indicate that the
				sources are leaving the shielded position. Only one key may be in use at any
				time, and only operators or facility management may possess it. The key must be
				attached to a portable radiation survey meter by a chain or cable. The lock for
				source control must be designed so that the key may not be removed if the
				sources are in an unshielded position. The door to the radiation room must
				require the same key.
(B) The
				console of a panoramic irradiator must have a source position indicator that
				indicates when the sources are in the fully shielded position, when they are in
				transit, and when the sources are exposed.
(C) The control console of a panoramic
				irradiator must have a control that promptly returns the sources to the
				shielded position.
(D) Each control
				for a panoramic irradiator must be clearly marked as to its function.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.653 - Irradiator Pools

Current through Register 1525, July 5, 2024
(A) For licenses
				initially issued after July 1, 1993, irradiator pools must either:
(1) Have a water-tight stainless steel liner
				or a liner metallurgically compatible with other components in the pool;
				or
(2) Be constructed so that there
				is a low likelihood of substantial leakage and have a surface designed to
				facilitate decontamination. In either case, the licensee shall have a method to
				safely store the sources during repairs of the pool.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.655 - Source Rack Protection

Current through Register 1525, July 5, 2024
If the product to be irradiated moves on a product conveyor
				  system, the source rack and the mechanism that moves the rack must be protected
				  by a carrier or guides to prevent products and product carriers from hitting or
				  touching the rack or mechanism.
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

Current through Register 1525, July 5, 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.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.671 - Training

Current through Register 1525, July 5, 2024
(A) Before an individual is permitted to
				operate an irradiator without a supervisor present, the individual must be
				instructed in:
(1) The fundamentals of
				radiation protection applied to irradiators (including the differences between
				external radiation and radioactive contamination, units of radiation dose, dose
				limits, why large radiation doses must be avoided, how shielding and access
				controls prevent large doses, how an irradiator is designed to prevent
				contamination, the proper use of survey meters and personnel dosimeters, other
				radiation safety features of an irradiator, and the basic function of the
				irradiator);
(2) The requirements
				of 105 CMR 120.620 and 120.750 that are relevant to the irradiator;
(3) The operation of the
				irradiator;
(4) Those operating,
				safety, and emergency procedures listed in
				105 CMR
				120.673 that the individual is responsible
				for performing; and
(5) Case
				histories of accidents or problems involving irradiators.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.673 - Operating, Safety, and Emergency Procedures

Current through Register 1525, July 5, 2024
(A) The licensee shall have and follow
				written operating procedures for:
(1)
				Operation of the irradiator, including entering and leaving the radiation
				room;
(2) Use of personnel
				dosimeters;
(3) Surveying the
				shielding of panoramic irradiators;
(4) Monitoring pool water for contamination
				while the water is in the pool and before release of pool water to unrestricted
				areas;
(5) Leak testing of
				sources;
(6) Inspection and
				maintenance checks required by
				105 CMR
				120.681;
(7) Loading, unloading, and repositioning
				sources, if the operations will be performed by the licensee; and,
(8) Inspection of movable shielding required
				by
				105 CMR
				120.643(H), if
				applicable.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.675 - Personnel Monitoring

Current through Register 1525, July 5, 2024
(A) Irradiator
				operators shall wear a personnel dosimeter that is processed and evaluated by
				an accredited National Voluntary Laboratory Accreditation Program (NVLAP)
				processor while operating a panoramic irradiator or while in the area around
				the pool of an underwater irradiator. The personnel dosimeter processor must be
				accredited by the National Voluntary Laboratory Accreditation Program for high
				energy photons in the normal and accident dose ranges)
see
105 CMR 120.225(C)
				 ). Each personnel dosimeter must be assigned
				to and worn by only one individual. Film badges must be processed at least
				monthly, and other personnel dosimeters must be processed at least
				quarterly.
(B) Other individuals
				who enter the radiation room of a panoramic irradiator shall wear a dosimeter,
				which may be a pocket dosimeter. For groups of visitors, only two people who
				enter the radiation room are required to wear dosimeters. If pocket dosimeters
				are used to meet the requirements of 105 CMR 120 675(B), a check of their
				response to radiation must be done at least annually. Acceptable dosimeters
				must read within ±30% of the true radiation dose.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.677 - Radiation Surveys

Current through Register 1525, July 5, 2024
(A) A radiation
				survey of the area outside the shielding of the radiation room of a panoramic
				irradiator must be conducted with the sources in the exposed position before
				the facility starts to operate. A radiation survey of the area above the pool
				of pool irradiators must be conducted after the sources are loaded but before
				the facility starts to operate. Additional radiation surveys of the shielding
				must be performed at intervals not to exceed three years and before resuming
				operation after addition of new sources or any modification to the radiation
				room shielding or structure that might increase dose rates.
(B) If the radiation levels specified in
				105 CMR 120.645 are
				exceeded, the facility must be modified to comply with the requirements in
				105 CMR
				120.645.
(C) Portable radiation survey meters must be
				calibrated at least annually to an accuracy of ±20% for the gamma energy
				of the sources in use. The calibration must be done at two points on each scale
				or, for digital instruments, at one point per decade over the range that will
				be used. Portable radiation survey meters must be of a type that does not
				saturate and read zero at high radiation dose rates.
(D) Water from the irradiator pool, other
				potentially contaminated liquids, and sediments from pool vacuuming must be
				monitored for radioactive contamination before release to unrestricted areas.
				Radioactive concentrations must not exceed those specified in
				105
				CMR 120.296:
Appendix B
,
				Table II, Column 2 or Table III,
Annual Limits on Intake (ALIs) and
				Derived Air Concentrations (DACs) of Radionuclides for Occupational Exposure;
				Effluent Concentrations; Concentrations for Release to
				Sewerage
.
(E) Before
				releasing resins for unrestricted use, they must be monitored before release in
				an area with a background level less than 0.5 microsievert (0.05 millirem) per
				hour. The resins may be released only if the survey does not detect radiation
				levels above background radiation levels. The survey meter used must be capable
				of detecting radiation levels of 0.5 microsievert (0.05 millirem) per
				hour.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.681 - Inspection and Maintenance

Current through Register 1525, July 5, 2024
(A) The licensee
				shall perform inspection and maintenance checks that include, as a minimum,
				each of the following at the frequency specified in the license or license
				application:
(1) Operability of each aspect of
				the access control system required by
				105 CMR
				120.643.
(2) Functioning of the source position
				indicator required by
				105 CMR
				120.651(B).
(3) Operability of the radiation monitor for
				radioactive contamination in pool water required by
				105 CMR 120.679(B)
				 using a radiation check source, if
				applicable.
(4) Operability of the
				over-pool radiation monitor at underwater irradiators as required by
				105 CMR
				120.649(B).
(5) Operability of the product exit monitor
				required by
				105 CMR
				120.649(A).
(6) Operability of the emergency source
				return control required by
				105 CMR
				120.651(C).
(7) Leak-tightness of systems through which
				pool water circulates (visual inspection).
(8) Operability of the heat and smoke
				detectors and extinguisher system required by
				105 CMR 120.647
				(but without turning extinguishers on).
(9) Operability of the means of pool water
				replenishment required by
				105 CMR
				120.653(C).
(10) Operability of the indicators of high
				and low pool water levels required by
				105 CMR
				120.653(D).
(11) Operability of the intrusion alarm
				required by
				105 CMR
				120.643(I), if
				applicable.
(12) Functioning and
				wear of the system, mechanisms, and cables used to raise and lower
				sources.
(13) Condition of the
				barrier to prevent products from hitting the sources or source mechanism as
				required by
				105 CMR
				120.655.
(14) Amount of water added to the pool to
				determine if the pool is leaking.
(15) Electrical wiring on required safety
				systems for radiation damage.
(16)
				Pool water conductivity measurements and analysis as required by
				105 CMR
				120.683(B).
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.683 - Pool Water Purity

Current through Register 1525, July 5, 2024
(A) Pool water
				purification system must be run sufficiently to maintain the conductivity of
				the pool water below 20 microsiemens per centimeter under normal circumstances.
				If pool water conductivity rises above 20 microsiemens per centimeter, the
				licensee shall take prompt actions to lower the pool water conductivity and
				shall take corrective actions to prevent future recurrences.
(B) The licensee shall measure the pool water
				conductivity frequently enough, but no less than weekly, to assure that the
				conductivity remains below 20 microsiemens per centimeter. Conductivity meters
				must be calibrated at least annually.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.685 - Attendance During Operation

Current through Register 1525, July 5, 2024
(A) Both an
				irradiator operator and at least one other individual, who is trained on how to
				respond and prepared to promptly render or summon assistance if the access
				control alarm sounds, shall be present onsite:
(1) Whenever the irradiator is operated using
				an automatic product conveyor system; and
(2) Whenever the product is moved into or out
				of the radiation room when the irradiator is operated in a batch
				mode.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.687 - Entering and Leaving the Radiation Room

Current through Register 1525, July 5, 2024
(A)
				Upon first entering the radiation room of a panoramic irradiator after an
				irradiation, the irradiator operator shall use a survey meter to determine that
				the source has returned to its fully shielded position. The operator shall
				check the functioning of the survey meter with a radiation check source prior
				to entry.
(B) Before exiting from
				and locking the door to the radiation room of a panoramic irradiator prior to a
				planned irradiation, the irradiator operator shall:
(1) Visually inspect the entire radiation
				room to verify that no one else is in it; and
(2) Activate a control in the radiation room
				that permits the sources to be moved from the shielded position only if the
				door to the radiation room is locked within a preset time after setting the
				control.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.689 - Irradiation of Explosive or Flammable Materials

Current through Register 1525, July 5, 2024
(A) Irradiation of explosive material is
				prohibited unless the licensee has received prior written authorization from
				the Agency. Authorization will not be granted unless the licensee can
				demonstrate that detonation of the explosive would not rupture the sealed
				sources, injure personnel, damage safety systems, or cause radiation
				overexposures of personnel.
(B)
				Irradiation of more than small quantities of flammable material (flash point
				below 140°F) is prohibited in panoramic irradiators unless the licensee has
				received prior written authorization from the Agency. Authorization will not be
				granted unless the licensee can demonstrate that a fire in the radiation room
				could be controlled without damage to sealed sources or safety systems and
				without radiation overexposures of personnel.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.691 - Records and Retention Periods

Current through Register 1525, July 5, 2024
The licensee shall maintain the following records at the
				  irradiator for the periods specified.
(A) A copy of the license, license
				conditions, documents incorporated into a license by reference, and amendments
				thereto until superseded by new documents or until the Agency terminates the
				license for documents not superseded.
(B) Records of each individual's training,
				tests, and safety reviews provided to meet the requirements of
				105 CMR 120.671(A), (B), (C), (D), (F),
				and (G) until three years after the
				individual terminates work.
(C)
				Records of the annual evaluations of the safety performance of irradiator
				operators required by
				105 CMR 120.671(E)
				 for three years after the
				evaluation.
(D) A copy of the
				current operating, safety, and emergency procedures required by
				105 CMR
				120.673 until superseded or the Agency
				terminates the license. Records of the radiation safety officer's review and
				approval of changes in procedures as required by
				105 CMR
				120.673(C)(3)  retained for
				three years from the date of the change.
(E) Evaluations of personnel dosimeters
				required by
				105 CMR
				120.675 until the Agency terminates the
				license.
(F) Records of radiation
				surveys required by
				105 CMR 120.677
				for three years from the date of the survey.
(G) Records of radiation survey meter
				calibrations required by
				105 CMR 120.677
				and pool water conductivity meter calibrations required by
				105 CMR 120.683(B)
				 until three years from the date of
				calibration.
(H) Records of the
				results of leak tests required by
				105 CMR 120.679(A)
				 and the results of contamination checks
				required by
				105 CMR 120.679(B)
				 for five years from the date of each
				test.
(I) Records of inspection and
				maintenance checks required by
				105 CMR
				120.681 for three years.
(J) Records of major malfunctions,
				significant defects, operating difficulties or irregularities, and major
				operating problems that involve required radiation safety equipment for three
				years after repairs are completed.
(K) Records of the receipt, transfer and
				disposal, of all licensed sealed sources as required by
				105 CMR 120.009 and
				120.140.
(L) Records on the design checks required by
				105 CMR
				120.659 and the construction control checks
				as required by
				105 CMR
				120.661 until the license is terminated. The
				records must be signed and dated. The title or qualification of the person
				signing must be included.
(M)
				Records related to decommissioning of the irradiator as required by
				105 CMR
				120.125(C)(1)(g).
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.693 - Reports

Current through Register 1525, July 5, 2024
(A) In addition to the reporting requirements
				in other parts of 105 CMR 120.000, the licensee shall report the following
				events if not reported under other parts of 105 CMR 120.000:
(1) Source stuck in an unshielded
				position.
(2) Any fire or explosion
				in a radiation room.
(3) Damage to
				the source racks.
(4) Failure of
				the cable or drive mechanism used to move the source racks.
(5) Inoperability of the access control
				system.
(6) Detection of radiation
				source by the product exit monitor.
(7) Detection of radioactive contamination
				attributable to licensed radioactive material.
(8) Structural damage to the pool liner or
				walls.
(9) Abnormal water loss or
				leakage from the source storage pool.
(10) Pool water conductivity exceeding 100
				microsiemens per centimeter.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.701 - Purpose and Scope

Current through Register 1525, July 5, 2024
(A)105 CMR 120.700
				establishes procedures for the registration and the use of particle
				accelerators.
(B) In addition to
				the requirements of 105 CMR 120.700, all registrants are subject to the
				requirements of 105 CMR 120.001, 120.020, 120.750, 120.100 and 120.200.
				Registrants engaged in industrial radiographic operations are subject to the
				requirements of 105 CMR 120.300, and registrants engaged in the healing arts
				are subject to the requirements of 105 CMR 120.430 and/or 105 CMR 120.500, and
				registrants engaged in wireline operations are subject to 105 CMR 120.900.
				Registrants whose operations result in the production of radioactive material
				are subject to the requirements of 105 CMR 120.100.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.702 - Registration Requirements

Current through Register 1525, July 5, 2024
No person shall receive, possess, use, transfer, own, or
				  acquire a particle accelerator except as authorized in a registration issued
				  pursuant to 105 CMR 120.020 or 120.100.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.703 - General Requirements for the Issuance of a Registration for Particle Accelerators

Current through Register 1525, July 5, 2024
In addition to the requirements of 105 CMR 120.020 or
				  120.100, a registration application for use of a particle accelerator will be
				  approved only if the Agency determines that:
(A) The applicant is qualified by reason of
				training and experience to use the accelerator in question for the purpose
				requested in accordance with 105 CMR 120.700, 120.200 and 120.750 in such a
				manner as to minimize danger to public health and safety or property;
(B) The applicant's proposed or existing
				equipment, facilities, and operating and emergency procedures are adequate to
				protect health and minimize danger to public health and safety or
				property;
(C) The issuance of the
				registration will not be inimical to the health and safety of the public, and
				the applicant satisfies any applicable special requirement in
				105 CMR
				120.704;
(D) The applicant has appointed a radiation
				safety officer;
(E) The applicant
				and/or the applicant's staff has substantial experience in the use of particle
				accelerators and training sufficient for application to its intended
				uses;
(F) The applicant has
				established a radiation safety committee to approve, in advance, proposals for
				uses of particle accelerators, whenever deemed necessary by the Agency;
				and,
(G) The applicant has an
				adequate training program for operators of particle accelerators.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.704 - Human Use of Particle Accelerators

Current through Register 1525, July 5, 2024
In addition to the requirements of 105 CMR 120.020, a
				  registration for use of a particle accelerator in the healing arts will be
				  issued only if the applicant or registrant meets the requirements of 105 CMR
				  120.430 "THERAPEUTIC RADIATION MACHINES".
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.705 - Limitations

Current through Register 1525, July 5, 2024
(A) No registrant shall permit any individual
				to act as an operator of a particle accelerator until such individual:
(1) Has been instructed in radiation safety
				and shall have demonstrated an understanding thereof;
(2) Has received copies of and instruction in
				105 CMR 120.700 and the applicable requirements of 105 CMR 120.200 and 120.750,
				pertinent registration conditions and the registrant's operating and emergency
				procedures, and shall have demonstrated understanding thereof; and,
(3) Has demonstrated competence to use the
				particle accelerator, related equipment, and survey instruments which will be
				employed.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.706 - Shielding and Safety Design Requirements

Current through Register 1525, July 5, 2024
(A) A
				qualified expert, acceptable to the Agency, shall be consulted in the design of
				a particle accelerator installation and called upon to perform a radiation
				survey when the accelerator is first capable of producing radiation.
(B) Each particle accelerator installation
				shall be provided with such primary and/or secondary barriers as are necessary
				to assure compliance with
				105 CMR
				120.211 and
				120.221.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.707 - Particle Accelerator Controls and Interlock Systems

Current through Register 1525, July 5, 2024
(A) Instrumentation, readouts, and controls
				on the particle accelerator control console shall be clearly identified and
				easily discernible.
(B) Each
				entrance into a target room or other high radiation area shall be provided with
				a safety interlock that shuts down the machine under conditions of barrier
				penetration.
(C) Each safety
				interlock shall be on a circuit which shall allow it to operate independently
				of all other safety interlocks.
(D)
				All safety interlocks shall be designed so that any defect or component failure
				in the safety interlock system prevents operation of the accelerator.
(E) When a safety interlock system has been
				tripped, it shall only be possible to resume operation of the accelerator by
				manually resetting controls at the position where the safety interlock has been
				tripped and, lastly, at the main control console.
(F) A scram button or other emergency power
				cutoff switch shall be located and easily identifiable in all high radiation
				areas. Such a cutoff switch shall include a manual reset so that the
				accelerator cannot be restarted from the accelerator control console without
				resetting the cutoff switch.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.708 - Warning Devices

Current through Register 1525, July 5, 2024
(A) Each location
				designated as high radiation area, and each entrance to such location, shall be
				equipped with easily observable warning lights that operate when, and only
				when, radiation is being produced.
(B) Except in facilities designed for human
				exposure, each high radiation area shall have an audible warning device which
				shall be activated for 15 seconds prior to the possible creation of prompt
				radiation. Such warning device shall be clearly discernible in all high
				radiation areas.
(C) Barriers,
				temporary or otherwise, and pathways leading to high radiation areas shall be
				posted in accordance with
				105 CMR
				120.227 and
				120.247.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.709 - Operating Procedures

Current through Register 1525, July 5, 2024
(A) Particle
				accelerators, when not in operation, shall be secured to prevent unauthorized
				use.
(B) The safety interlock
				system shall not be used to turn off the accelerator beam except in an
				emergency.
(C) All safety and
				warning devices, including interlocks, shall be checked for proper operation at
				intervals not to exceed three months. Results of such tests shall be maintained
				at the accelerator facility for inspection by the Agency.
(D) Electrical circuit diagrams of the
				accelerator and the associated safety interlock systems shall be kept current
				and maintained for inspection by the Agency and shall be available to the
				operator at each accelerator facility.
(E) If, for any reason, it is necessary to
				intentionally bypass a safety interlock or interlocks, such action shall be:
(1) Authorized by the radiation safety
				committee and/or radiation safety officer;
(2) Recorded in a permanent log and a notice
				posted at the accelerator control console; and,
(3) Terminated as soon as possible.
Code of Massachusetts Regulations › 105 CMR - DEPARTMENT OF PUBLIC HEALTH › Title 105 CMR 120.000 - The Control of Radiation › REPORTS › Section 120.710 - Radiation Monitoring Requirements

Current through Register 1525, July 5, 2024
(A) There
				shall be available at each particle accelerator facility appropriate portable
				monitoring equipment which is operable and has been appropriately calibrated
				for the radiations being produced at the facility. Such equipment shall be
				tested for proper operation before use or once every three months, whichever is
				the lesser.
(B) A radiation
				protection survey shall be performed and documented by a qualified expert,
				acceptable to the Agency, when changes have been made in shielding, operation,
				equipment, or occupancy of adjacent areas.
(C) Radiation levels in all high radiation
				areas shall be continuously monitored. The monitoring devices shall be
				electrically independent of the accelerator control and safety interlock
				systems and capable of providing a readout at the control panel.
(D) All area monitors shall be calibrated at
				intervals not to exceed one year and after each servicing and repair.
(E) Whenever applicable, periodic surveys
				shall be made to determine the amount of airborne particulate radioactivity
				present.
(F) Whenever applicable,
				periodic smear surveys shall be made to determine the degree of
				contamination.
(G) All surveys
				shall be made in accordance with the written procedures established by a
				qualified expert, acceptable to the Agency, or the radiation safety
				officer.
(H) Records of all
				radiation protection surveys, calibrations, and instrumentation tests shall be
				maintained at the accelerator facility for inspection by the Agency.