ASTM C1217-00

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Designation:C1217–00
Standard Guide for
Design of Equipment for Processing Nuclear and
1
Radioactive Materials
This standard is issued under the fixed designation C 1217; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 1.2.1.3 The material handled or processed must be retained,
contained, and confined within known bounds for reasons of
1.1 Intent:
accountability or to minimize the spread of radioactive con-
1.1.1 This guide covers equipment used in shielded cell or
tamination.
canyon facilities for the processing of nuclear and radioactive
1.2.1.4 Thematerialshandledorprocessedmustbekeptand
materials. It is the intent of this guide to set down the
maintained within one or more of the following conditions:
conditions and practices that have been found necessary to
(1) In a specific geometric array or configuration, and
ensure against or to minimize the failures and outages of
(2) Within a range of conditions that have been determined
equipment used under the subject circumstances.
to be a critically safe set of conditions for that piece of
1.1.2 It is intended that this guide record the principles and
equipment, that is, 1) in a given and specified operational
caveats that experience has shown to be essential to the design,
position where adjacent nuclear criticality interaction condi-
fabrication, and installation of equipment capable of meeting
tions are known and unchanging, 2) for a given and specified
the stringent demands of operating, dependably and safely, in
set or range of operating conditions, and 3) for a given and
anuclearprocessingenvironmentthatoperatorscanneithersee
specified process.
nor reach directly.
1.2.1.5 The equipment can neither be accessed directly for
1.1.3 This guide sets forth generalized criteria and guide-
purposes of operation or maintenance, nor can the equipment
lines for the design, fabrication, and installation of equipment
be viewed directly, for example, without intervening shielded
used in this service. This service includes the processing of
viewing windows, periscopes, or a television monitoring sys-
radioactive wastes. Equipment is placed behind radiation
tem.
shieldwallsandcannotbedirectlyaccessedbytheoperatorsor
1.2.2 Thisguideisintendedtobeapplicabletothedesignof
by maintenance personnel because of the radiation exposure
equipment for the processing of materials containing uranium
hazards. In the type of shielded cell or canyon facility of
and transuranium elements in any physical form under the
interest to users of this guide, either the background radiation
following conditions:
level remains high at all times or it is impractical to remove the
1.2.2.1 Such materials constitute an unacceptable radiation
process sources of radiation to facilitate in situ repairs or carry
hazard to the operators and maintenance personnel,
out maintenance procedures on equipment. The equipment is
1.2.2.2 Theneedexistsfortheconfinementofthein-process
operated remotely, either with or without visual access to the
material, of dusts and particulates, or of vapors and gases
equipment.
arising or resulting from the handling and processing of such
1.2 Applicability:
materials, and
1.2.1 This guide is intended to be applicable to equipment
1.2.2.3 Any of the conditions cited in 1.2.1 apply.
used under one or more of the following conditions:
1.2.3 This guide is intended to apply to the design, fabrica-
1.2.1.1 The materials handled or processed constitute a
tion, and installation of ancillary and support services equip-
significant radiation hazard to man or to the environment.
ment under the following conditions:
1.2.1.2 The equipment will generally be used over a long-
1.2.3.1 Such equipment is installed in shielded cell or
–term life cycle (for example, in excess of two years), but
canyon environments, or
equipment intended for use over a shorter life cycle is not
1.2.3.2 Such equipment is an integral part of an in-cell
excluded.
processingequipmentconfiguration,oranauxiliarycomponent
or system thereof, even though an equipment item or system
1
This guide is under the jurisdiction ofASTM Committee C26 on Nuclear Fuel may not directly hold or contain nuclear or radioactive mate-
Cycle and is the direct responsibility of Subcommittee C26.09 on Nuclear
rials under normal processing conditions.
Processing.
Current edition approved June 10, 2000. Published August 2000.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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C1217
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