As used in these rules, these terms have the definitions set
forth below. Additional definitions used only in a certain part are defined in
that respective part.
(1)
"A1" means the maximum activity of special form
radioactive material permitted in a Type A package.
(2) "A2" means the
maximum activity of radioactive material, other than special form or low
specific activity radioactive material, permitted in a Type A
package.
(3) "Absorbed dose" means
the energy imparted by ionizing radiation per unit mass of irradiated material.
The units of absorbed dose are the gray (Gy) and the rad.
(4) "Accelerator-produced material" means any
material made radioactive by a particle accelerator.
(5) "Act" means the Florida Radiation
Protection Act, Chapter 404, F.S.
(6) "Activity" means the rate of
disintegration or transformation or decay of radioactive material. The units of
activity are the becquerel (Bq) and the curie (Ci).
(7) "Address of use" means the building or
buildings that are identified on the license and where radioactive material may
be received, used, or stored.
(8)
"Adult" means an individual 18 or more years of age.
(9) "Airborne radioactive material" means any
radioactive material dispersed in the air in the form of dusts, fumes,
particulates, mists, vapors or gases.
(10) "Airborne radioactivity area" means a
room, enclosure or operating area in which airborne radioactive materials exist
in concentrations:
(b) To such a degree that an
individual present in the area without respiratory protective equipment could
exceed, during the hours an individual is present in a week, an intake of 0.6
percent of the annual limit on intake (ALI) or 12
DAC-hours.
(11) "ALARA"
means as low as reasonably achievable making every reasonable effort to
maintain exposures to radiation as far below the dose limits in these rules as
practical, consistent with the purpose for which the licensed or registered
activity is undertaken, taking into account the state of technology, the
economics of improvements in relation to the state of technology, the economics
of improvements in relation to benefits to the public health and safety, and
other societal and socioeconomic considerations, and in relation to use of
nuclear energy and licensed or registered sources of radiation in the public
interest.
(12) "Analytical x-ray
equipment" means equipment used for x-ray diffraction or fluorescence
analysis.
(13) "Analytical x-ray
system" means a group of components utilizing x-rays to determine the elemental
composition or to examine the microstructure of materials.
(14) "Annual limit on intake" (ALI) means the
derived limit for the amount of radioactive material taken into the body of an
adult worker by inhalation or ingestion in a year. ALI is the smaller value of
intake of a given radionuclide in a year by Reference Man that would result in
a committed effective dose equivalent of 5 rem (0.05 sievert) or a committed
dose equivalent of 50 rem (0.5 sievert) to any individual organ or tissue. ALI
values for intake by ingestion and by inhalation of selected radionuclides are
given in State of Florida Bureau of Radiation Control ALIs, DACs, and Effluent
Concentrations, June 2012, Table I, Columns 1 and 2.
(15) "Area of use" means a portion of a
physical structure that has been set aside to receive, use, or store
radioactive material.
(16)
"Authorized user" means an individual who is identified on a department, NRC,
agreement state, or licensing state specific license that authorizes the use of
radioactive material.
(17)
"Background radiation" means radiation from cosmic sources; naturally occurring
radioactive materials, including radon, except as a decay product of source or
special nuclear material, and including global fallout as it exists in the
environment from the testing of nuclear explosive devices or from past nuclear
accidents such as Chernobyl that contribute to background radiation. Background
radiation does not include sources of radiation from radioactive materials
regulated by the department.
(18)
"Baggage x-ray system" means a cabinet x-ray system with a maximum energy less
than 120 kVp that produces only fluoroscopic images and that is used for
packages or carry-on baggage.
(19)
"Becquerel" (Bq) means the SI unit of activity. One becquerel is equal to 1
disintegration or transformation per second (s-1).
(20) "Bioassay" means the determination of
kinds, quantities or concentrations, and in some cases, the locations of
radioactive material in the human body, whether by direct measurement, in vivo
counting, or by analysis and evaluation of materials excreted or removed from
the human body. For purposes of these rules, "radiobioassay" is an equivalent
term.
(21) "Byproduct material"
means:
(a) Any radioactive material, except
special nuclear material, yielded in or made radioactive by exposure to the
radiation incident to the process of producing or utilizing special nuclear
material; and,
(b) The tailings or
wastes produced by the extraction or concentration of uranium or thorium from
ore processed primarily for its source material content, including discrete
surface waste resulting from uranium or thorium solution extraction processes.
Underground ore bodies depleted by these solution extraction operations do not
constitute byproduct material within this definition.
(c)
1. Any
discrete source of radium-226 that is produced, extracted, or converted after
extraction for use for a commercial, medical, or research activity,
or
2. Any material that meets the
following:
a. Has been made radioactive by use
of a particle accelerator; and,
b.
Is produced, extracted, or converted after extraction for use for a commercial,
medical, or research activity; and,
(d) Any discrete source of naturally
occurring radioactive material, other than source material, that meets the
following:
1. The NRC, in consultation with
the Administrator of the Environmental Protection Agency, the Secretary of
Energy, the Secretary of Homeland Security, and the head of any other
appropriate Federal agency, determines would pose a threat similar to the
threat posed by a discrete source of radium-226 to the public health and safety
or the common defense and security; and,
2. Is extracted or converted after extraction
for use in a commercial, medical, or research
activity.
(22)
"Cabinet x-ray system or Cabinet x-ray" means an x-ray system with the x-ray
tube installed in an enclosure independent of existing architectural
structures. A cabinet x-ray system is intended to contain the material being
irradiated, and exclude personnel from its interior during generation of
radiation. To be certified as a cabinet x-ray, the cabinet must be shielded so
that every location on the exterior meets the conditions of 0.5 mRem (0.005
millisievert) in any one hour, at a distance of 5 cm. An x-ray tube used within
a shielded part of a building or x-ray equipment that may temporarily or
occasionally incorporate portable shielding is not considered a cabinet x-ray
system.
(23) "Calendar quarter"
means not less than 12 consecutive weeks nor more than 14 consecutive weeks.
The first calendar quarter of each year shall begin on January 1 and subsequent
calendar quarters shall be arranged so that no day is included in more than 1
calendar quarter, no calendar quarter, or part thereof, is included in more
than 1 calendar year, and no day in any 1 year is omitted from inclusion within
a calendar quarter. No licensee or registrant shall change the method observed
by him to determine calendar quarters for purposes of these rules except at the
beginning of a calendar year.
(24)
"Calibration" means:
(a) The determination of
the response or reading of an instrument relative to a series of known
radiation values over the range of the instrument, or
(b) The determination of the strength of a
source of radiation relative to a standard.
(25) "Carrier" means a person engaged in the
transportation of passengers or property by land or water as a common,
contract, or private carrier or by civil aircraft.
(26) "Class" means a classification scheme
for inhaled material according to its rate of clearance from the pulmonary
region of the lung. Materials are classified as D, W, or Y, which applies to a
range of clearance half-times: for Class D, Days, of less than 10 days, for
Class W, Weeks, from 10 to 100 days, and for Class Y, Years, of greater than
100 days. For purposes of these rules, "lung class" and "inhalation class" are
equivalent terms.
(27) "Collective
dose" means the sum of the individual doses received in a given period of time
by a specified population from exposure to a specified source of
radiation.
(28) "Committed dose
equivalent" (HT, 50) means the dose equivalent to organs
or tissues of reference (T) that will be received from an intake of radioactive
material by an individual during the 50-year period following the
intake.
(29) "Committed effective
dose equivalent" (HE, 50) is the sum of the products of
the weighting factors applicable to each of the body organs or tissues that are
irradiated and the committed dose equivalent to each of these organs or tissues
(HE, 50 = S WT HT,
50).
(30) "Constraint"
or "dose constraint" means a value above which specified licensee actions are
required.
(31) "Curie" means a unit
of quantity of radioactivity. One curie (Ci) is that quantity of radioactive
material which decays at the rate of 3.7 x 1010
transformations per second (tps).
(32) "Declared pregnant woman" means a woman
who has voluntarily informed her employer in writing of her pregnancy and the
estimated date of conception. The declaration remains in effect until the
declared pregnant woman withdraws the declaration in writing or is no longer
pregnant.
(33) "Dedicated check
source" means a radioactive source that is used to assure the consistent
operation of a radiation detection or measurement device over several months or
years. This source may also be used for other purposes.
(34) "Deep dose equivalent"
(Hd), which applies to external whole body exposure,
means the dose equivalent at a tissue depth of 1 centimeter (1, 000
mg/cm2).
(35) "Decommission" means to remove a
facility safely from service and reduce residual radioactivity to a level that
permits release of the property for unrestricted use and termination of license
or release of the property under restricted conditions and the termination of
the license.
(36) "Depleted
uranium" means the source material uranium in which the isotope uranium 235 is
less than 0.711 weight percent of the total uranium present. Depleted uranium
does not include special nuclear material.
(37) "Derived air concentration" (DAC) means
the concentration of a given radionuclide in air which, if breathed by
Reference Man for a working year of 2, 000 hours under conditions of light
work, results in an intake of one ALI. For purposes of these rules, the
condition of light work is an inhalation rate of 1.2 cubic meters of air per
hour for 2, 000 hours in a year. DAC values are given in State of Florida
Bureau of Radiation Control ALIs, DACs, and Effluent Concentrations, June 2012,
Table I, Column 3.
(38) "Derived
air concentration-hour" (DAC-hour) means the product of the concentration of
radioactive material in air, expressed as a fraction or multiple of the derived
air concentration for each radionuclide, and the time of exposure to that
radionuclide, in hours. A licensee can take 2, 000 DAC-hours to represent one
ALI, equivalent to a committed effective dose equivalent of 5 rem (0.05
sievert).
(39) "Dose" is a generic
term that means absorbed dose, dose equivalent, effective dose equivalent,
committed dose equivalent, committed effective dose equivalent, or total
effective dose equivalent. For the purposes of these rules, "radiation dose" is
an equivalent term.
(40) "Dose
equivalent" (HT) means the product of the absorbed dose
in tissue, quality factor, and all other necessary modifying factors at the
location of interest. The units of dose equivalent are the sievert (Sv) and
rem.
(41) "Dose limits" means the
permissible upper bounds of radiation doses established as specified in these
rules. For purposes of these rules, "limits" is an equivalent term.
(42) "Dosimetry processor" means an
individual or an organization that processes and evaluates individual
monitoring devices to determine the radiation dose delivered to the monitoring
devices.
(43) "Effective dose
equivalent" (HE) means the sum of the products of the
dose equivalent to each organ or tissue (HT) and the
weighting factor (wT) applicable to each of the body
organs or tissues that are irradiated (HE = S
WT HT).
(44) "Embryo" or "fetus" means the developing
human organism from conception until birth.
(45) "Entrance or access point" means any
opening through which an individual or extremity of an individual could gain
access to radiation areas or to licensed or registered radioactive materials.
This includes entry or exit portals of sufficient size to permit human entry,
irrespective of their intended use.
(46) "Exposure, " when used as a noun, means
the quotient of dQ by dm, where "dQ" is the absolute value of the total charge
of the ions of 1 sign produced in air when all the electrons, negatrons and
positrons liberated by photons in a volume element of air having mass "dm" are
completely stopped in air. "Exposure, " when used as a verb, means being
exposed to ionizing radiation or to radioactive material. The special unit of
exposure is the roentgen (R). See Rule
64E-5.106, F.A.C., for the SI
equivalent.
(47) "Exposure rate"
means the exposure per unit of time, such as roentgen per minute and
milliroentgen per hour.
(48)
"External dose" means that portion of the dose equivalent received from any
source of radiation outside the body.
(49) "Extremity" means hand, elbow, arm below
the elbow, foot, knee, and leg below the knee.
(50) "Eye dose equivalent" means the external
dose equivalent to the lens of the eye at a tissue depth of 0.3 centimeter (300
mg/cm2).
(51) "Fail-safe characteristics" means 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.
(52) "Field station" means
a temporary or portable facility where radioactive sources may be stored or
used and from which equipment is dispatched to temporary jobsites.
(53) "Former U.S. Atomic Energy Commission
(AEC) or U.S. Nuclear Regulatory Commission (NRC) licensed facilities" means
nuclear reactors, nuclear fuel reprocessing plants, uranium enrichment plants,
or critical mass experimental facilities where AEC or NRC licenses have been
terminated.
(54) "Generally
applicable environmental radiation standards" means standards issued by the
U.S. Environmental Protection Agency (EPA) under the authority of the Atomic
Energy Act of 1954, as amended, that impose limits on radiation exposures or
levels, or concentrations or quantities of radioactive material, in the general
environment outside the boundaries of locations under the control of persons
possessing or using radioactive material.
(55) "Gray" (Gy) means the SI unit of
absorbed dose. One gray is equal to an absorbed dose of 1 joule per kilogram
(100 rad).
(56) "Healing arts"
means professions concerned with diagnosis or treatment of human and animal
maladies, including the practice of medicine, dentistry, veterinary medicine,
osteopathy, chiropractic, podiatry and naturopathy.
(57) "High radiation area" means an area,
accessible to individuals, in which radiation levels from radiation sources
external to the body could result in an individual receiving a dose equivalent
in excess of 1 mSv (0.1 rem) in 1 hour at 30 centimeters from any source of
radiation or from any surface that the radiation penetrates. For purposes of
these rules, rooms or areas in which diagnostic x-ray systems are used for
healing arts purposes are not considered high radiation areas.
(58) "Human use" means the internal or
external administration of radiation or radioactive material to human
beings.
(59) "Individual" means any
human being.
(60) "Individual
monitoring" means the assessment of:
(a) Dose
equivalent by the use of individual monitoring devices or by the use of survey
data, or
(b) Committed effective
dose equivalent by bioassay or by determination of the time-weighted air
concentrations to which an individual has been exposed.
(61) "Individual monitoring devices" means
devices designed to be worn by a single individual for the assessment of dose
equivalent such as film badges, thermoluminescence dosimeters, pocket
ionization chambers, and personal or lapel air sampling devices. For purposes
of these rules, individual monitoring equipment and personnel monitoring
equipment are equivalent terms. Examples of individual monitoring devices are
film badges, thermoluminescent dosimeters (TLDs), optically stimulated
luminescent devices (OSLDs), pocket ionization chambers, and personal air
sampling devices.
(62) "Industrial
radiography" means nondestructive testing using ionizing radiation to make
radiographic images or radiographs to detect flaws in objects.
(63) "Inhalation class" (see
"Class").
(64) "Injection tool"
means a device used for controlled subsurface injection of radioactive tracer
material.
(65) "Interlock" means a
device arranged or connected such that the occurrence of an event or condition
is required before a second event or condition can occur or continue to
occur.
(66) "Internal dose" means
that portion of the dose equivalent received from radioactive material taken
into the body.
(67) "Large
irradiator" means an irradiator where radiation dose rates exceeding 500 rems
(5 sieverts) per hour exist at 1 meter from the sealed radioactive sources in
air or in water. This does not include irradiators in which both sealed source
and the area subject to irradiation are contained within a device and are not
accessible to personnel, or to radioactive materials used for medical
radiology, teletherapy, industrial radiography, gauging, calibration of
radiation detection instruments, or open-field agricultural
irradiations.
(68) "Lens dose
equivalent (LDE)" applies to the external exposure of the lens of the eye and
is taken as the dose equivalent at the tissue depth of 0.3 centimeter (300
mg/cm2).
(69) "License" means a license issued by the
Department in accordance with the rules adopted by the Department.
(70) "Licensed material" means radioactive
material received, possessed, used, transferred or disposed of under a general
or specific license issued by the department.
(71) "Licensee" means any person who is
licensed by the Department in accordance with these rules and the
Act.
(72) "Licensing State" means
any state with rules equivalent to the Suggested State Regulations for Control
of Radiation for the regulatory control of NARM and which has been granted
final designation by the Conference of Radiation Control Program Directors,
Inc.
(73) "Local components" means
parts of an analytical x-ray system and includes 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
does not include power supplies, transformers, amplifiers, readout devices and
control panels.
(74) "Logging
supervisor" means the individual who provides personal supervision of the
utilization of sources of radiation at the well site.
(75) "Logging tool" means a device used
subsurface to perform well-logging.
(76) "Lost or missing licensed material"
means licensed material whose location is unknown. This definition includes
licensed material that has been shipped but has not reached its planned
destination and whose location cannot be readily traced in the transportation
system.
(78) "Lung class" (see "Class").
(79) "Major processor" means a user
processing, handling or manufacturing radioactive material exceeding
A2 quantities as unsealed sources or material, or
exceeding 4 times A1 quantities as sealed sources, but
does not include nuclear medicine programs, universities, industrial
radiographers or small industrial programs. A1 and
A2 quantities can be found in Part XV.
(80) "Management" means the chief executive
officer or other individual, or a delegate or the delegates of the chief
executive officer or other individual, having the authority to manage, direct,
or administer the licensee's activities.
(81) "Medical institution" means any
establishment that:
(a) Offers services more
intensive than those required for room, board, personal services, and general
nursing care, and offers facilities and beds for use beyond 24 hours by
individuals requiring diagnosis, treatment, or care for illness, injury,
deformity, infirmity, abnormality, disease, or pregnancy; and,
(b) Regularly makes available at least
clinical laboratory services, diagnostic X-ray services, and treatment
facilities for surgery or obstetrical care, or other definitive medical
treatment of similar extent.
(82) "Member of the public" means any
individual except when that individual is receiving an occupational
dose.
(83) "Mineral logging" means
any logging performed for the purpose of mineral exploration other than oil or
gas.
(84) "Minor" means an
individual less than 18 years of age.
(85) "Medical event" means the administration
of:
(a) Radioactive materials or radiation
from radioactive materials requiring a written directive that results in the
following:
1. A dose that differs from the
prescribed dose or dose that would have resulted from the prescribed dosage by
more than 0.05 Sv (5 rem) effective dose equivalent, 0.5 Sv (50 rem) to an
organ or tissue, or 0.5 Sv (50 rem) shallow dose equivalent to the skin,
2. When the total dose delivered
differs from the prescribed dose by 20 percent or more,
3. The total dosage delivered differs from
the prescribed dosage by 20 percent or more or falls outside the prescribed
dosage range,
4. The fractionated
dose delivered differs from the prescribed dose, for a single fraction, by 50
percent or more,
5. A dose that
exceeds 0.05 Sv (5 rem) effective dose equivalent, 0.5 Sv (50 rem) to an organ
or tissue, or 0.5 Sv (50 rem) shallow dose equivalent to the skin,
6. An administration of a wrong radioactive
drug containing radioactive material,
7. An administration of a radioactive drug
containing radioactive material by the wrong route of administration,
8. An administration of a dose or
dosage to the wrong individual or human research subject,
9. An administration of a dose or dosage
delivered by the wrong mode of treatment,
10. A leaking sealed source where the patient
or human research subject is contaminated,
11. A dose to the skin or an organ or tissue
other than the treatment site that exceeds by 0.5 Sv (50 rem) to an organ or
tissue and 50 percent or more of the dose expected from the administration
defined in the written directive (excluding, for permanent implants, seeds that
were implanted in the correct site but migrated outside the treatment site),
or
12. Any medical use that results
or will result in unintended permanent functional damage to an individual's
organ or a physiological system, as determined by a
physician.
(b)
Radioactive materials or radiation from radioactive materials not requiring a
written directive that result in either of the following:
1. A dose that differs from the prescribed
dose or dose that would have resulted from the prescribed dosage by more than
0.05 Sv (5 rem) effective dose equivalent, 0.5 Sv (50 rem) to an organ or
tissue, or 0.5 Sv (50 rem) shallow dose equivalent to the skin; and,
a. When the total dose delivered differs from
the prescribed dose by 20 percent or more,
b. The total dosage delivered differs from
the prescribed dosage by 20 percent or more or falls outside the prescribed
dosage range,
c. The fractionated
dose delivered differs from the prescribed dose, for a single fraction, by 50
percent or more, or
2. A
dose that exceeds 0.05 Sv (5 rem) effective dose equivalent, 0.5 Sv (50 rem) to
an organ or tissue, or 0.5 Sv (50 rem) shallow dose equivalent to the skin;
and,
a. An administration of a wrong
radioactive drug containing radioactive material,
b. An administration of a radioactive drug
containing radioactive material by the wrong route of administration,
c. An administration of a dose or
dosage to the wrong individual or human research subject,
d. An administration of a dose or dosage
delivered by the wrong mode of treatment, or
e. A leaking sealed source where the patient
or human research subject is contaminated.
3. Any medical use that results or will
result in unintended permanent functional damage to an individual's organ or a
physiological system, as determined by a physician.
(c) Radiation from a therapeutic x-ray
machine or particle accelerator that result in any of the following:
1. Any medical use that results or will
result in unintended permanent functional damage to an individual's organ or a
physiological system, as determined by a physician,
2. An administration of a dose to the wrong
individual or human research subject,
3. An administration of a dose delivered by
the wrong mode of treatment, wrong treatment, or wrong treatment site,
4. When treatment consists of
three or fewer fractions and the calculated total administered dose differs
from the total prescribed dose by more than 10 percent of the total prescribed
dose,
5. When the calculated weekly
administered dose is 30 percent greater than the weekly prescribed dose,
or
6. When the calculated total
administered dose differs from the total prescribed dose by more than 20
percent of the total prescribed dose.
(86) "Monitoring" means the measurement of
radiation, radioactive material concentrations, surface area activities or
quantities of radioactive material and the use of the results of these
measurements to evaluate potential exposures and doses. For purposes of these
rules, radiation monitoring and radiation protection monitoring are equivalent
terms.
(87) "NARM" means any
naturally occurring or accelerator-produced radioactive material. To meet the
definition of licensing state, NARM only refers to discrete sources of NARM.
Diffuse sources of NARM, which are large in volume and low in activity, are
excluded from consideration by the Conference of Radiation Control Program
Directors, Inc., for licensing state designation purposes.
(88) "Natural radioactivity" means
radioactivity of naturally occurring nuclides.
(89) "Nonstochastic effect" means a health
effect the severity of which varies with the dose and for which a threshold is
believed to exist. Radiation-induced cataract formation is an example of a
nonstochastic effect. For purposes of these rules, "deterministic effect" is an
equivalent term.
(90) "Normal form"
means radioactive material which has not been demonstrated to qualify as
"special form"; also referred to as "nonspecial form."
(91) "Normal operating procedures" means
operating procedures for conditions suitable for analytical purposes with
shielding and barriers in place. These do not include maintenance but do
include routine alignment procedures. Routine and emergency radiation safety
considerations are part of these procedures.
(92) "Nuclear Regulatory Commission" (NRC)
means the U.S. Nuclear Regulatory Commission or its duly authorized
representatives.
(93) "Occupational
dose" means the dose received by an individual in the course of employment in
which the individual's assigned duties involve exposure to sources of
radiation, whether in the possession of the licensee, registrant, or other
person. Occupational dose does not include dose received from background
radiation, from any medical administration the individual has received, from
exposure to individuals administered radioactive material and released as
specified in Rule
64E-5.622, F.A.C., from
voluntary participation in medical research programs, or as a member of the
public.
(94) "Offshore" means
within the territorial waters of the State of Florida as specified in Article
II, Section 1 of the Constitution of the State of Florida.
(95) "Open-beam configuration" means an
analytical x-ray system in which an individual could accidentally place some
part of his body in the primary beam path during normal operation.
(96) "Package" means that as defined in
49 C.F.R. section
173.403, 10-1-12 edition.
(97) "Packaging" means, for radioactive
materials, the assembly of components necessary to ensure compliance with the
packaging requirements of the U.S. Nuclear Regulatory Commission and the U.S.
Department of Transportation. It may consist of one or more receptacles,
absorbent materials, spacing structures, thermal insulation, radiation
shielding, and devices for cooling or absorbing mechanical shocks. The
conveyance, tie-down system, and auxiliary equipment may sometimes be
designated as part of the packaging.
(98) "Particle accelerator" means any machine
capable of accelerating electrons, protons, deuterons, or other charged
particles in a vacuum and of discharging the resultant particulate or other
radiation into a medium at energies usually in excess of 1 MeV.
(99) "Permanent radiographic installation"
means an enclosed shielded room, cell, or vault, as specified in Rule
64E-5.431, F.A.C., in which
industrial radiography is performed.
(100) "Permit" means the written
authorization issued by the Department for the transportation of radioactive
waste as described in Rule
64E-5.1509, F.A.C.
(101) "Personal supervision" means
supervision in which the radiographer or logging supervisor is physically
present at the site where sources of radiation and associated equipment are
being used, watching the performance of the radiographer's assistant or
supervised individual and in such proximity that immediate assistance can be
given if required.
(102) "Planned
special exposure" means an infrequent exposure to radiation, separate from and
in addition to the annual occupational dose limits.
(103) "Prescribed Dosage" means the quantity
of radiopharmaceutical activity as documented:
(a) In a written directive, or
(b) Either in the diagnostic clinical
procedures manual or in any appropriate record as specified in the directions
of the authorized user for diagnostic procedures in which a written directive
is not required.
(104)
"Prescribed Dose" means:
(a) For gamma
stereotactic radiosurgery, the total dose as documented in the written
directive;
(b) For manual
brachytherapy, either the total source strength and exposure time or the total
dose as documented in the written directive;
(c) For teletherapy, particle accelerator or
therapeutic x-ray machine, the total dose and dose per fraction as documented
in the written directive, or
(d)
For remote brachytherapy afterloaders, the total dose and dose per fraction as
documented in the written directive.
(105) "Primary beam" means the radiation
which passes through an aperture of the source housing in a direct path from
the x-ray tube located in the radiation source housing.
(106) "Public dose" means the dose received
by a member of the public from exposure to radiation or radioactive materials
released by a licensee or registrant, or to any other sources of radiation
under the control of the licensee or registrant. Public dose does not include
occupational dose or doses received from background radiation, from any medical
administration the individual has received, from exposure to individuals
administered radioactive materials and released as specified in Rule
64E-5.622,
F.A.C., or from voluntary participation in medical research programs.
(107) "Quality factor" (Q) means the
modifying factor listed in the tables in subsections
64E-5.106(3) and
(4), F.A.C., used to derive dose equivalent
from absorbed dose.
(108) "Quarter"
means a period of time equal to one-fourth of the year observed by the licensee
or registrant of approximately 13 consecutive weeks. The beginning of the first
quarter in a year shall coincide with the starting date of the year and no day
shall be omitted or duplicated in consecutive quarters.
(109) "Rad" means the special unit of
absorbed dose. One rad is equal to an absorbed dose of 100 ergs per gram or
0.01 joule per kilogram (0.01 gray).
(110) "Radiation" means alpha particles, beta
particles, gamma rays, x-rays, neutrons, high-speed electrons, high-speed
protons, and other particles capable of producing ions. For purposes of these
rules, "ionizing radiation" is an equivalent term. Radiation, as used in these
rules, does not include nonionizing radiation, such as radio waves or
microwaves, visible, infrared, or ultraviolet light.
(111) "Radiation area" means any area,
accessible to individuals, in which radiation levels could result in an
individual's receiving a dose equivalent in excess of 0.05 mSv (0.005 rem) in 1
hour at 30 centimeters from the source of radiation or from any surface that
the radiation penetrates.
(112)
"Radiation machine" means any device capable of producing radiation except
those devices with radioactive material as the only source of
radiation.
(113) "Radiation Safety
Officer or RSO" means a person who has the knowledge and responsibility to
apply appropriate radiation protection rules.
(114) "Radioactive marker" means radioactive
material placed subsurface or on a structure intended for subsurface use for
the purpose of depth determination or direction orientation.
(115) "Radioactivity" means the
transformation of unstable atomic nuclei by the emission of
radiation.
(116) "Radiographer"
means any individual who has completed successfully the training and testing
requirements specified in subsection
64E-5.434(2),
F.A.C., performs or personally supervises radiographic operations, and is
responsible to the licensee or registrant for assuring compliance with the
requirements of these rules and all license or certificate of registration
conditions.
(117) "Radiographer's
assistant or assistant radiographer" means any individual who has completed
successfully the training and testing requirements specified in subsection
64E-5.434(1),
F.A.C., and who, under the personal supervision of a radiographer, conducts
radiographic operations.
(118)
"Radiographic exposure device" means any instrument containing a sealed source,
fastened or contained therein, in which the sealed source or shielding thereof
may be moved, or otherwise changed from a shielded position to an unshielded
position for the purpose of making a radiographic exposure. It also is known as
a camera or a projector.
(119)
"Recordable event" means the administration of:
(a) A radiopharmaceutical or radiation
without a written directive where a written directive is required;
(b) A radiopharmaceutical or radiation where
a written directive is required without daily recording of each administered
radiopharmaceutical dosage or radiation dose in the appropriate
record;
(c) Iodine 131 as sodium
iodide in quantities greater than 30 microcuries (1.11 megabecquerels) when;
1. The administered dosage differs from the
prescribed dosage by more than 10 percent of the prescribed dosage;
and,
2. The difference between the
administered dosage and the prescribed dosage exceeds 15
microcuries.
(d) A
therapeutic administration of a radiopharmaceutical other than iodine 131 as
sodium iodide, when the administered dosage differs from the prescribed dosage
by more than 10 percent from the prescribed dosage;
(e) A brachytherapy radiation dose when the
calculated administered dose differs from the prescribed dose by more than 10
percent of the prescribed dose, or
(f) A teletherapy, particle accelerator,
gamma stereotactic radiosurgery or therapeutic x-ray machine radiation dose
when the calculated weekly administered dose is 15 percent greater than the
weekly prescribed dose.
(120) "Reference Man" means a hypothetical
aggregation of human physical and physiological characteristics determined by
international consensus. These characteristics can be used by researchers and
public health workers to standardize results of experiments and to relate
biological insult to a common base. A description of Reference Man is contained
in the International Commission on Radiological Protection report, ICRP
Publication 23, "Report of the Task Group on Reference Man."
(121) "Registrant" means any person who is
registered with the Department and is legally obliged to register with the
Department pursuant to these rules and the Act.
(122) "Regulations of the U.S. Department of
Transportation" means the regulations in 49 C.F.R. Parts
100-
189.
(123) "Rem" means the special unit of any of
the quantities expressed as dose equivalent. The dose equivalent in rem is
equal to the absorbed dose in rad multiplied by the quality factor (1 rem =
0.01 sievert).
(124) "Research and
development" means:
(a) Theoretical analysis,
exploration or experimentation, or
(b) The extension of investigative findings
and theories of a scientific or technical nature into practical application for
experimental and demonstration purposes, including the experimental production
and testing of models, devices, equipment, materials and processes. Research
and development does not include the internal or external administration of
radiation or radioactive material to human beings.
(125) "Respiratory protective equipment"
means an apparatus, such as a respirator, used to reduce an individual's intake
of airborne radioactive materials.
(126) "Restricted area" means an area, access
to which is limited by the licensee or registrant to protect individuals
against undue risks from exposure to sources of radiation. A restricted area
does not include areas used as residential quarters, but separate rooms in a
residential building can be set apart as a restricted area.
(127) "Roentgen" means the special unit of
exposure. One roentgen (R) equals 2.58 x 10-4
coulombs per kilogram of air.
(128)
"Sanitary sewerage" means a system of public sewers for carrying off waste
water and refuse, but excluding sewage treatment facilities, septic tanks, and
leach fields owned or operated by the licensee or registrant.
(129) "Sealed source" means radioactive
material that is encased in a capsule designed to prevent release or escape of
the radioactive material.
(130)
"Shallow dose equivalent" (HS), which applies to the
external exposure of the skin of the whole body or the skin of an extremity,
means the dose equivalent at a tissue depth of 0.007 centimeter (7
mg/cm2).
(131) "Shielded position" means the location
within the radiographic exposure device or source changer where the sealed
source is secured and restricted from movement.
(132) "Shipping paper" means a shipping
order, bill of lading, manifest or other shipping document serving a similar
purpose and containing the information required by 49 C.F.R., Parts
172.202,
172.203 and 172.204.
(133) "SI"
means an abbreviation of the International System of Units.
(134) "Sievert" means the SI unit of any of
the quantities expressed as dose equivalent. The dose equivalent in sievert is
equal to the absorbed dose in gray multiplied by the quality factor (1 Sv = 100
rem).
(135) "Source changer" means
a device designed and used for replacement of sealed sources in radiographic
exposure devices, including those source changers also used for transporting
and storage of sealed sources.
(136) "Source holder" means a housing or
assembly into which a radioactive source is placed for the purpose of
facilitating the handling and use of the source in well-logging
operations.
(137) "Source material"
means:
(a) Uranium or thorium, or any
combination thereof, in any physical or chemical form, or
(b) Ores which contain by weight
one-twentieth of 1 percent (0.05 percent) or more of uranium, thorium or any
combination of uranium and thorium. Source material does not include special
nuclear material.
(138)
"Source material milling" means any activity that results in the production of
byproduct material as defined by Rule
64E-5.101, F.A.C.
(139) "Source of radiation" means any
radioactive material or any device or equipment emitting, or capable of
producing, radiation.
(140)
"Special form" means radioactive material which satisfies all of the following
conditions:
(a) It is either a single solid
piece or is contained in a sealed capsule that can be opened only by destroying
the capsule;
(b) The piece or
capsule has at least one dimension not less than 5 millimeters; and,
(c) It satisfies the test requirements of 49
C.F.R., Part
173.469 . Special form encapsulations designed in accordance with
the requirements of 49 C.F.R., Part
173.389 in effect on June 30, 1983, and
constructed prior to July 1, 1985, may continue to be used. Special form
encapsulations either designed or constructed after June 30, 1985, must meet
the requirements of this part.
(141) "Special nuclear material in quantities
not sufficient to form a critical mass" means uranium enriched in the isotope
U-235 in quantities not exceeding 350 grams of contained U-235; uranium 233 in
quantities not exceeding 200 grams; plutonium in quantities not exceeding 200
grams; or any combination of them in accordance with the following formula: For
each kind of special nuclear material, determine the ratio between the quantity
of that special nuclear material and the quantity specified above for the same
kind of special nuclear material. The sum of such ratios for all of the kinds
of special nuclear material in combination shall not exceed 1. For example, the
following quantities in combination would not exceed the limitation and are
within the formula:
175 (grams contained U-235)
|
+
|
50 (grams U-233)
|
+
|
50 (grams Pu)
|
=
|
1
|
350
|
|
200
|
|
200
|
|
|
(142)
"Specific activity" means the activity of a radionuclide per unit mass of that
nuclide. The specific activity of a material in which the radionuclide is
essentially uniformly distributed is the activity per unit mass of the
material.
(143) "Stochastic effect"
means a health effect that occurs randomly and for which the probability of the
effect occurring, rather than its severity, is assumed to be a linear function
of dose without threshold. Hereditary effects and cancer incidence are examples
of stochastic effects. For the purposes of these rules, "probabilistic effect"
is an equivalent term.
(144)
"Storage area" means any location, facility, or vehicle which is used to store,
transport, or secure a radiographic exposure device, a storage container, or a
sealed source when it is not in use and which is locked or has a physical
barrier to prevent accidental exposure, tampering with, or unauthorized removal
of the device, container, or source.
(145) "Storage container" means a container
in which sealed sources are secured and stored.
(146) "Subsurface tracer study" means the
release of a substance tagged with radioactive material for the purpose of
tracing the movement or position of the tagged substance in the well-bore or
adjacent formation.
(147) "Survey"
means an evaluation of the radiological conditions and potential hazards
incident to the production, use, transfer, release, disposal or presence of
sources of radiation. When appropriate, such evaluation includes tests,
physical examinations, and measurements of levels of radiation or
concentrations of radioactive material present.
(148) "Teletherapy" means therapeutic
irradiation in which the source of radiation is at a distance from the
body.
(149) "Temporary job site"
means a site, base or facility that is created and maintained to support a
single job.
(150) "Test" means the
process of verifying compliance with an applicable rule.
(151) "Total effective dose equivalent"
(TEDE) means the sum of the effective dose equivalent for external exposures
and the committed effective dose equivalent for internal exposures.
(152) "Type B packaging" means a packaging
designed to retain the integrity of containment and shielding required by U.S.
Nuclear Regulatory Commission and U.S. Department of Transportation regulations
when subjected to the normal conditions of transport and hypothetical accident
test conditions set forth in 10 C.F.R., Part
71.
(153) "Unrefined and unprocessed ore" means
ore in its natural form prior to any processing, such as grinding, roasting,
beneficiating or refining.
(154)
"Unrestricted area" means an area, access to which is neither limited nor
controlled by the licensee or registrant. For purposes of these rules,
"uncontrolled area" is an equivalent term.
(155) "U.S. Department of Energy" means the
Department of Energy established by Public Law
95-91, August 4, 1977, 91 Stat.
565, 42 U.S.C.
7101 et seq., to the extent that the
Department exercises functions formerly vested in the U.S. Atomic Energy
Commission, its Chairman, members, officers and components and transferred to
the U.S. Energy Research and Development Administration and to the
Administrator thereof as specified in sections 104(b), (c) and (d) of the
Energy Reorganization Act of 1974 (Public Law
93-438, October 11, 1974, 88
Stat.
1233 at 1237, 42 U.S.C.
5814, effective January 19, 1975) and
retransferred to the Secretary of Energy as specified in section 301(a) of the
Department of Energy Organization Act (Public Law
95-91, August 4, 1977, 91
Stat.
565 at 577-578, 42 U.S.C.
7151, effective October 1, 1977.)
(156) "Very high radiation area" means an
area, accessible to individuals, in which radiation levels from radiation
sources external to the body could result in an individual receiving an
absorbed dose in excess to 500 rad (5 gray) in 1 hour at 1 meter from a source
of radiation or from any surface that the radiation penetrates. At very high
doses received at high dose rates, units of absorbed dose, gray and rad, are
appropriate, rather than units of dose equivalent, sievert and rem.
(157) "Visiting authorized user" means an
authorized user who is not identified on the license.
(158) "Waste handling licensees" means
persons licensed to receive and store radioactive wastes prior to disposal or
persons licensed to dispose of radioactive waste.
(159) "Weighting factor"
(W
T) for an organ or tissue (T) means the proportion of
the risk of stochastic effects resulting from irradiation of that organ or
tissue to the total risk of stochastic effects when the whole body is
irradiated uniformly. For calculating the effective dose equivalent, the values
of W
T are:
ORGAN DOSE WEIGHTING FACTORS
Organ or Tissue
|
WT
|
Gonads
|
0.25
|
Breast
|
0.15
|
Red Bone Marrow
|
0.12
|
Lung
|
0.12
|
Thyroid
|
0.03
|
Bone Surfaces
|
0.03
|
Remainder
|
0.30*
|
Whole Body
|
1.00**
|
*The 0.30 weighting factor for remainder results from 0.06
for each of 5 "remainder" organs, excluding the skin and the lens of the eye,
that receive the highest doses.
**To weight the external whole body dose to add it to the
internal dose, a single weighting factor, WT = 1.0, has
been specified. The department will consider the use of other weighting factors
for external exposure.
(160)
"Well-bore" means a drilled hole in which wireline service operations and
subsurface tracer studies are performed.
(161) "Well-logging" means the lowering and
raising of measuring devices or tools which may contain sources of radiation
into well-bores or cavities for the purpose of obtaining information about the
well or adjacent formations.
(162)
"Whole body" means, for purposes of external exposure, head, trunk including
male gonads, arms above the elbow, or legs above the knee.
(163) "Wireline" means a cable containing one
or more electrical conductors which is used to lower and raise logging tools in
the well-bore.
(164) "Wireline
service operation" means any evaluation or mechanical service which is
performed in the well-bore using devices on a wireline.
(165) "Worker" means an individual engaged in
work in a restricted area under the authority of a license or registration
issued by the Department.
(166)
"Working level" (WL) means any combination of short-lived radon daughters in 1
liter of air that will result in the ultimate emission of 1.3 x
10
5 MeV of potential alpha particle energy. The
short-lived radon daughters are:
(a) For radon
222: polonium 218, lead 214, bismuth 214, and polonium 214;
(b) For radon 220: polonium 216, lead 212,
bismuth 212, and polonium 212.
(167) "Working level month" (WLM) means an
exposure to 1 working level for 170 hours. Two thousand working hours per year
divided by 12 months per year is approximately equal to 170 hours per
month.
(168) "Written directive"
means a written order for a specific patient or human research subject, dated
and signed by an authorized user prior to the administration of a
radiopharmaceutical or radiation, which shall contain the following
information:
(a) For a therapeutic
administration of a radiopharmaceutical, the radiopharmaceutical, dosage, and
route of administration;
(b) For
any administration of iodine 131 as sodium iodide in quantities greater than 30
microcuries (1.11 megabecquerels), the dosage;
(c) For gamma stereotactic radiosurgery,
target coordinate settings per treatment for each anatomically distinct
treatment site, collimator size, plug pattern, and total dose;
(d) For teletherapy, particle accelerator or
therapeutic x-ray machine, the total dose, dose per fraction, treatment site,
number of fractions and overall treatment period;
(e) For high dose rate remote afterloading
brachytherapy, the radioisotope, treatment site, dose per fraction, number of
fractions, and total dose; and,
(f)
For all other brachytherapy, including low, medium, and pulsed dose rate remote
afterloaders;
1. Prior to implantation, the
radioisotope, treatment site, dose, number of sources, and source strengths;
and,
2. After implantation but
prior to completion of the procedure, the radioisotope, treatment site, total
source strength and exposure time or total dose.
(169) "Year" means the period of time
beginning in January used to determine compliance with the provisions of these
rules. The licensee or registrant can change the starting date of the year used
to determine compliance by the licensee or registrant if the change is made at
the beginning of the year and if no day is omitted or duplicated in consecutive
years.
(170) "Principal activities"
means activities authorized by the license that are essential to achieve the
purpose for which the department issued or amended the license. Storage during
which no licensed material is accessed for use or disposal and activities
incidental to decontamination or decommissioning are not principal
activities.
(171) "Authorized
nuclear pharmacist" means a pharmacist who satisfies the following:
(b) Authorized on a radioactive materials
license by the department or identified as an authorized nuclear pharmacist on
one of the following:
1. A specific license
issued by the NRC or agreement state that authorizes medical use or the
practice of nuclear pharmacy,
2. A
permit issued by a NRC master material licensee that authorizes medical use or
the practice of nuclear pharmacy,
3. A permit issued by a NRC or agreement
state broad scope medical use licensee that authorizes medical use or the
practice of nuclear pharmacy, or
4.
A permit issued by a NRC master material broad scope licensee that authorizes
medical use or the practice of nuclear pharmacy, or
(c) Is identified as an authorized nuclear
pharmacist by a commercial nuclear pharmacy that has been authorized to
identify authorized nuclear pharmacists, or
(d) Is designated as an authorized nuclear
pharmacist in accordance with subparagraph
64E-5.210(10)(b)
3., F.A.C.
(172)
"Critical Group" means the group of individuals reasonably expected to receive
the greatest exposure to residual radioactivity for any applicable set of
circumstances.
(173)
"Distinguishable from background" means that the detectable concentration of a
radionuclide is statistically different from the background concentrations of
that radionuclide in the vicinity of the site or, in the case of structures, in
similar materials using adequate measurement technology, survey, and
statistical techniques.
(174)
"Residual radioactivity" means radioactivity in structures, materials, soils,
groundwater, and other media at a site resulting from activities under the
licensee's control. This includes radioactivity from all licensed and
unlicensed sources used by the licensee but excludes background radiation. It
also includes radioactive material as a result of routine or accidental
releases of radioactive material at the site and previous burials at the site
even if those burial sites were made as specified in Part III of this
chapter.
(175) "Assigned protection
factor" or "APF" means the expected workplace level of respiratory protection
provided by a properly functioning respirator or a class of respirators to
properly fitted and trained users. Operationally, the inhaled concentration can
be estimated by dividing the ambient airborne concentration by the
APF.
(176) "Atmosphere-supplying
respirator" means a respirator that supplies the respirator user with breathing
air from a source independent of the ambient atmosphere and includes
supplied-air respirators and self-contained breathing apparatus
units.
(177) "Energy compensation
source" or "ECS" means a small sealed source with an activity not exceeding 100
microcuries (3.7 MBq) used within a logging tool or other tool components to
provide a reference standard to maintain the tool's calibration when in
use.
(178) "Fit factor" means a
quantitative estimate of the fit of a particular respirator to a specific
individual and typically estimates the ratio of the concentration of a
substance in ambient air to its concentration inside the respirator when
worn.
(179) "Fit test" means the
use of a protocol to evaluate qualitatively or quantitatively the fit of a
respirator on an individual.
(180)
"Self-contained breathing apparatus" or "SCBA" means an atmosphere-supplying
respirator for which the breathing air source is designed to be carried by the
user.
(181) "Supplied-air
respirator" or "air-line respirator" means an atmosphere-supplying respirator
for which the source of breathing air is not designed to be carried by the
user.
(182) "Tritium neutron
generator target source" means a tritium source used within a neutron generator
tube to produce neutrons for use in well logging applications.
(183) "User seal check" or "fit check" means
an action conducted by the respirator user to determine if the respirator is
seated to the face properly. Examples include negative pressure check, positive
pressure check, irritant smoke check, and isoamyl acetate check.
(184) "Annual or Annually" means an interval
not to exceed 12 months.
(185)
"Semiannual or Semiannually" means an interval not to exceed six
months.
(186) "Daily" means an
interval not to exceed a consecutive 24 hour period or once every calendar day
worked.
(187) "Mobile C-arm" means
a mobile c-arm fluoroscope designed for use without a specific patient support
device. This includes machines moved from room to room to assist in surgical
procedures.
(188) "C-arm system"
means a mobile C-arm used in the same room with the same patient support
device.
(189) "Nationally tracked
source" means a sealed source containing a quantity equal to or greater than
Category 1 or Category 2 levels of any radioactive material listed in Rule
64E-5.351, F.A.C. In this
context a sealed source is defined as radioactive material that is sealed in a
capsule or closely bonded, in a solid form, and which is not exempt from
regulatory control. It does not mean material encapsulated solely for disposal,
or nuclear material contained in any fuel assembly, subassembly, fuel rod, or
fuel pellet. Category 1 nationally tracked sources are those containing
radioactive material at a quantity equal to or greater than the Category 1
threshold. Category 2 nationally tracked sources are those containing
radioactive material at a quantity equal to or greater than the Category 2
threshold but less than the Category 1 threshold.
(190) "Sealed Source and Device Registry"
means the national registry that contains all the registration certificates,
generated by both NRC and the agreement states, that summarize the radiation
safety information for the sealed sources and devices and describe the
licensing and use conditions approved for the product.
(191) "Stereotactic radiosurgery" means the
use of external radiation in conjunction with a stereotactic guidance device to
very precisely deliver a therapeutic dose to a tissue volume.
(192) "Structured educational program" means
an educational program designed to impart particular knowledge and practical
education through interrelated studies and supervised training.
(193) "C-arm fluoroscope" means a
fluoroscopic machine where the image receptor and the x-ray tube housing
assembly are ganged allowing a change in the direction of the beam axis with
respect to the patient without moving the patient.
(194) "Extremity-use-only fluoroscope" means
a fluoroscope manufactured after June 10, 2006, having a maximum source-image
receptor distance of less than 45 centimeters and labeled
"Extremity-use-only."
(195)
"Discrete source" means a radionuclide that has been processed so that its
concentration within a material has been purposely increased for use for
commercial, medical, or research activities.
(196) "Positron Emission Tomography (PET)
radionuclide production facility" means a facility operating a cyclotron or
accelerator for the purpose of producing PET radionuclides.
(197) "Consortium" means an association of
medical use licensees and a PET radionuclide production facility in the same
geographical area that jointly own or share in the operation and maintenance
cost of the PET radionuclide production facility that produces PET
radionuclides for use in producing radioactive drugs within the consortium for
noncommercial distributions among its associated members for medical use. The
PET radionuclide production facility within the consortium must be located at
an educational institution or a Federal facility or a medical
facility.
(198) "Waste" or
"Radioactive Waste" means those low-level radioactive wastes containing source,
special nuclear or other radioactive material that are acceptable for disposal
in a land disposal facility. For the purposes of this definition, low-level
radioactive waste means radioactive waste not classified as high-level
radioactive waste, transuranic waste, spent nuclear fuel, or radioactive
material as defined in paragraphs
64E-5.101 (21)(b), (c) and
(d).