Utah Administrative Code
Topic - Environmental Quality
Title R313 - Waste Management and Radiation Control, Radiation
Rule R313-28 - Use of X-Rays in the Healing Arts
Section R313-28-450 - Minimum Design Requirements for an X-ray Machine Operator's Booth - New Installations Only
Universal Citation: UT Admin Code R 313-28-450
Current through Bulletin 2024-06, March 15, 2024
(1) Space requirements:
(a) The operator shall be
allotted not less than 0.70 square meter (7.5 square feet) of unobstructed
floor space in the booth.
(b) The
minimum space as indicated above may be geometric configurations with no
dimension of less than 0.61 meters (two feet).
(c) The space shall be allotted excluding
encumbrances by the console, for example, overhang or cables, or other similar
encroachments.
(d) The booth shall
be located or constructed to ensure that unattenuated primary beam scatter
originating on the examination table or at the wall mounted image receptor will
not reach the operator's position in the booth.
(2) Structural Requirements.
(a) The booth walls shall be permanently
fixed barriers of at least 2.13 meters (seven feet) high.
(b) When a door or movable panel is used as
an integral part of the booth shielding, it must have a permissive device which
will prevent an exposure when the door or panel is not closed.
(c) Shielding shall be provided to meet the
requirements of R313-15.
(3) X-Ray Exposure Control Placement: The x-ray exposure control for the system shall be fixed within the booth and:
(a) shall be at least one meter (40 inches)
from points subject to primary beam scatter, leakage or primary beam radiation;
and
(b) shall allow the operator to
use the majority of the available viewing windows.
(4) Viewing system requirements:
(a) When the viewing system is a window:
(i) the viewing window shall have a visible
area of at least 0.09 square meters (one square foot);
(ii) regardless of size or shape, at least
0.09 square meters (one square foot) of the window area must be centered no
less than 0.6 meters (two feet) from the open edge of the booth and no less
than 1.5 meters (five feet) from the floor; and
(iii) the window shall have at least the same
lead equivalence of that required in the booth's wall in which it is
mounted.
(b) When the
viewing system is by mirrors, the mirrors shall be so located as to accomplish
the general requirements of R313-28-450(4)(a).
(c) When the viewing system is by electronic
means:
(i) the camera shall be so located as
to accomplish the general requirements of R313-28-450(4)(a); and
(ii) there shall be an alternate viewing
system as a backup for the primary system.
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