N-73 Conversion and/or Fuel Fabrication Plants

CONVERSION AND/OR FUEL FABRICATION PLANTS
APPROVED BY OMB: NO. 3150-0056

CONFIDENTIAL
WHEN COMPLETED

DATE:
EXPIRES: (MM/DD/YYYY)

Estimated burden per response to comply with this mandatory collection request: 360 hours. NRC
is required to collect this information for reporting to IAEA from facility licensees appearing on the
U.S. Eligible List. Send comments regarding burden estimate to the FOIA, Privacy, and
Information Collections Branch (T-5 F53), U.S. Nuclear Regulatory Commission, Washington, DC
20555-0001, or by internet e-mail to [email protected], and to the Desk Officer,
Office of Information and Regulatory Affairs, NEOB-10202, (3150-0056), Office of Management
and Budget, Washington, DC 20503. If a means used to impose an information collection does
not display a currently valid OMB control number, the NRC may not conduct or sponsor, and a
person is not required to respond to, the information collection.

INTERNATIONAL ATOMIC ENERGY AGENCY
DEPARTMENT OF SAFEGUARDS AND INSPECTION

DESIGN INFORMATION
QUESTIONNAIRE *
(CONTINUED)

The "Confidential" marking on this form is for IAEA
purposes only. It indicates that the IAEA considers
the information in the completed form to be
'safeguards confidential' and is not to be confused
with any U.S. security classification.

IAEA USE ONLY

* Questions which are not applicable may be left
unanswered.

CONVERSION AND/OR FUEL FABRICATION PLANTS
OVERALL PROCESS PARAMETERS
13. FACILITY DESCRIPTION
(indicating all process stages, storage areas
and feed, product and waste points as
pertaining to the measurement control and
accountancy of nuclear material)

GENERAL FLOW DIAGRAM(S) ATTACHED UNDER REF. NOS.
(The diagram(s) should also indicate equipment, hoods, cells, and those areas
which contain nuclear material as those specific areas where hold-up of nuclear
material can occur)

14. PROCESS DESCRIPTION
(indicating type of conversion, method of
fabrication, sampling methods, etc., indicating
also the modification of physical and chemical
forms)

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OVERALL PROCESS PARAMETERS
15. DESIGN CAPACITY
(in weight of principle products per annum)

16. ANTICIPATED ANNUAL THROUGHPUT
(in the form of a forward programme (if
applicable), indicating the proportion of various
feeds and products)

17. OTHER IMPORTANT ITEMS OF EQUIPMENT
USING, PRODUCING, OR PROCESSING
NUCLEAR MATERIAL, IF ANY
(such as testing and experimental equipment)

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NUCLEAR MATERIAL DESCRIPTION AND FLOW
18.

MAIN MATERIAL DESCRIPTION
i)

FEED

INTERMEDIATE PRODUCT (1)

PRODUCT

Main Types of Accountability Units
to Be Handled in the Facility

ii) Chemical and Physical Form
(for product include types of fuel element/
assemblies, give detailed description
indicating general structure and overall
structure and overall dimensions of fuel
element/assemblies, including nuclear
material content and enrichment)
Attach drawing(s)

iii) Throughput, Enrichment Ranges and
Pu contents
(for normal flow sheet operation indicating
if blending and/or recycling takes place)

iv) Batch Size/Flow Rate and Campaign
Period, Means of Batch Identification

(1) For example, powder, pellets, etc., separately stored or shipped.
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NUCLEAR MATERIAL DESCRIPTION AND FLOW
18.

MAIN MATERIAL DESCRIPTION
(Continued)
v)

Storage and Plant Inventory
(indicating any change with throughput)

vi)

Frequency of Receipt or Shipment
(batches/units per month)

FEED

INTERMEDIATE PRODUCT (1)

PRODUCT

19. SCRAP MATERIAL

20. WASTE MATERIAL
(including contaminated equipment,
measured discards, and retained
waste).
Describe for each waste stream:
i)

Major Contributions
(sources)

ii)

Type of Waste

(1) For example, powder, pellets etc., separately stored or shipped.
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NUCLEAR MATERIAL DESCRIPTION AND FLOW
20. WASTE MATERIAL (Continued)
iii)

Chemical and Physical Form
(liquid, solid, etc.)

iv)

Estimated Enrichment Ranges and
Uranium/Plutonium Content

v)

Estimated Quantities Per Year,
Period of Storing

vi)

Waste Generated Rates
(as % of input/throughput, quantities
per month)

vii)

Store Inventory Range and
Maximum Capacity

viii) Method and Frequency of
Recovery/Disposal

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NUCLEAR MATERIAL DESCRIPTION AND FLOW
21. WASTE TREATMENT SYSTEM

DIAGRAM(S) ATTACHED UNDER FIGURE NUMBERS:

22. OTHER NUCLEAR MATERIAL IN THE
FACILITY AND ITS LOCATION, IF ANY

DIAGRAM(S) ATTACHED UNDER REFERENCE NUMBERS:

23. SCHEMATIC FLOW SHEET FOR
DIAGRAM(S) ATTACHED UNDER REFERENCE NUMBERS:
NUCLEAR MATERIAL
(identifying sampling points, flow and inventory
measurement points, accountability areas,
inventory locations, etc.)

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NUCLEAR MATERIAL DESCRIPTION AND FLOW
24. TYPES, FORM, RANGES OF ENRICHMENT,
PU CONTENT, RANGES OF QUANTITIES OF
NUCLEAR MATERIAL FLOW FOR EACH
NUCLEAR MATERIAL HANDLING AREA,
i.e.:
----

process area
storage area
other locations

(Also indicate maximum quantities of nuclear
material to be handled in accountability areas
at the one time.)

25. RECYCLE PROCESSES
(briefly describe any such processes giving
source and form of material, method of
storage,
normal inventory, frequency of processing,
duration of temporary storage, schedules for
any external recycling, measurement method
of fissile content of recycle material)

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DIAGRAM(S) ATTACHED UNDER REFERENCE NUMBERS:

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NUCLEAR MATERIAL DESCRIPTION AND FLOW
26. INVENTORY
i)

In-Process
(within plant and equipment during
normal operation; indicate quantity, range
of enrichment, Pu content, form and
principal locations and any significant
change in time or throughput; indicate
anticipated residual hold-up and
mechanism, e.g., plate out,
condensation)

ii)

Feed and Product Storage

iii)

Other Locations
(quantity, range of enrichment, Pu
content, form and location of inventory
not already specified)

NUCLEAR MATERIAL HANDLING
(FOR EACH ACCOUNTABILITY AREA)
27. CONTAINERS, PACKAGING, AND
STORAGE AREA DESCRIPTION

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DRAWING(S) ATTACHED UNDER REFERENCE NUMBERS:
SEPARATE NOTE TO BE ATTACHED.
Describe for feeds, products, and wastes: the type and size of storage and
shipping containers and packaging used, (including nominal capacity and
capacity for normal operation, and type of material); method of storage or
packing, filling and emptying procedures, shielding; and any special
identification features.

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NUCLEAR MATERIAL HANDLING
(FOR EACH ACCOUNTABILITY AREA)
28. METHODS AND MEANS OF TRANSFER OF
NUCLEAR MATERIAL
(Describe also equipment used for handling of
feed, product, and waste.)

29. TRANSPORTATION ROUTES FOLLOWED
BY NUCLEAR MATERIAL
(with reference to plant layout)

DRAWING(S) ATTACHED UNDER REFERENCE NUMBERS:

30. SHIELDING
(for storage and transfer)

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PLANT MAINTENANCE
31. MAINTENANCE, DECONTAMINATION,
CLEAN-OUT

SEPARATE NOTE TO BE ATTACHED
Describing plans and procedures for decontamination and clean-out of
equipment containing nuclear material, defining all sampling and measurement
points associated with:
i) Normal Plant Maintenance;
ii) Plant and Equipment Decontamination and Subsequent Nuclear
Material Recovery;
iii) Plant and Equipment Clean-out Including Means of Ensuring Vessels
Are Empty;
iv) Plant Start-up And Plant Shutdown
(if difference from normal operations)
(In cases where clean-out and/or sampling is not possible, indicate how the
hold-up of nuclear material is measured or calculated.)

PROTECTION AND SAFETY MEASURES
32. BASIC MEASURES FOR PHYSICAL
PROTECTION OF NUCLEAR MATERIAL

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PROTECTION AND SAFETY MEASURES
33. SPECIFIC HEALTH AND SAFETY RULES
FOR INSPECTOR COMPLIANCE
(if extensive, attach separately)

NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
34. SYSTEM DESCRIPTION
SPECIMEN FORMS USED IN ALL PROCEDURES ATTACHED UNDER
Give a description of the nuclear material
REFERENCE NUMBERS:
accountancy system, the method of recording
and reporting accountancy data and
establishing material balances, frequency of
material balances, procedures for account
adjustment after plant inventory, mistakes, etc.,
under the following headings:
i) General
(This section should also state what general
and subsidiary ledgers will be used, their
form (hard copies, tapes, microfilms, etc.), as
well as who has the responsibility and
authority. Source data (e.g., shipping and
receiving forms, internal transfer documents,
physical inventory forms, the initial recording
of measurements and measurement control
sheets) should be identified. The procedures
for making adjustments; the source data and
records should be covered as well as how
the adjustments are authorized and
substantiated).

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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
34. SYSTEM DESCRIPTION (Continued)
i) General (continued)

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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
34. SYSTEM DESCRIPTION (Continued)
ii)

Receipts
(including method of dealing with shipper/
receiver differences and subsequent
account corrections, the checks and
measurements used to confirm nuclear
material content and the persons
responsible for those determinations
should be defined.)

iii)

Shipments
(products, waste, measured discards)

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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
34. SYSTEM DESCRIPTION (Continued)
iv)

Physical Inventory
Description of procedures, scheduled
frequency, estimated distribution of
nuclear material, methods of operator's
inventory taking (both for item and/or bulk
accountancy, including relevant assay
method), accessability and possible
verification method for nuclear material,
expected accuracy, and access to
nuclear material.
(In particular, the description of
procedures should also provide the basic
inventory approach to be used, i.e.,
planning, organizing, and conducting the
inventory, pre-listing, use of prior
measurement data; who has primary
responsibility for the inventory; how
process clean-out is accomplished; the
accountancy of process residual hold-up.)

v)

Measured Discards.
(Methods of estimation of quantities per
year/month, method of disposal.

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LIST OF MAJOR ITEMS OF EQUIPMENT REGARDED AS NUCLEAR
MATERIAL CONTAINERS ATTACHED UNDER REFERENCE NUMBERS:

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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
34. SYSTEM DESCRIPTION (Continued)
vi)

Retained Waste
(Method of estimation of quantities per
year, method and envisaged period of
storage; indicate also possible
subsequent uses of retained waste)

vii)

Unmeasured Losses
(Indicate the methods used to estimate
unmeasured losses)

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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
34. SYSTEM DESCRIPTION (Continued)
viii) Operation Records and Accounts
(Including log books, general ledgers,
internal transfer forms, method of
adjustment or correction and retention
location, and languages; control
measures and responsibility for records)

35. FEATURES RELATED TO CONTAINMENT
AND SURVEILLANCE MEASURES
(General description of applied or possible
measures in reference to floor plan or plant
layout)

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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
36. FOR EACH FLOW AND INVENTORY
MEASUREMENT POINT, AND SAMPLING
POINTS OF ACCOUNTABILITY AREAS,
IDENTIFIED IN PARTICULAR UNDER QS. 13,
23, 24, GIVE THE FOLLOWING*
i)

Description of Location, Type,
Identification

ii)

Expected Types of Inventory Change at
This Measurement Point

iii)

Possibilities to Use This Measurement
Point for Physical Inventory Taking

iv)

Physical and Chemical Form of
Nuclear Material
(including enrichment range, Pu content,
and cladding materials description)

* For each measurement point, fill in separate sheet.
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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
36. FOR EACH FLOW AND INVENTORY
MEASUREMENT POINT, AND SAMPLING
POINTS OF ACCOUNTABILITY AREAS,
IDENTIFIED IN PARTICULAR UNDER QS. 13,
23, 24, GIVE THE FOLLOWING* (Continued)
v)

Nuclear Material Containers, Packaging,
and Method of Storage

vi)

Sampling Procedure and Equipment
Used
(including number of samples taken,
frequency and rejection criteria)

vii)

Measurement/Analytical Method(s) and
Equipment Used and Corresponding
Accuracies

* For each measurement point, fill in separate sheet.
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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
36. FOR EACH FLOW AND INVENTORY
MEASUREMENT POINT, AND SAMPLING
POINTS OF ACCOUNTABILITY AREAS,
IDENTIFIED IN PARTICULAR UNDER QS. 13,
23, 24, GIVE THE FOLLOWING* (Continued)
viii) Source and Level of Random and
Systematic Errors for Feed, Products,
Scrap, Waste
(weight, volume, sampling, analytical)

ix)

Calculative and Error Propagation
Techniques

x)

Technique and Frequency of Calibration
of Equipment Used, and Standards Used

* For each measurement point, fill in separate sheet.
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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
36. FOR EACH FLOW AND INVENTORY
MEASUREMENT POINT, AND SAMPLING
POINTS OF ACCOUNTABILITY AREAS,
IDENTIFIED IN PARTICULAR UNDER QS. 13,
23, 24, GIVE THE FOLLOWING* (Continued)
xi)

Programme for the Continuing Appraisal
of the Accuracy of Weight, Volume,
Sampling and Analytical Techniques and
Measurement Methods

xii)

Programme for Statistical Evaluation of
Data from (x) and (xi)

xiii) Method of Converting Source Data to
Batch Data
(standard calculative procedures,
constants and empirical relationships
for feed, products in sub-accounting
areas, waste and scrap)

* For each measurement point, fill in separate sheet.
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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
36. FOR EACH FLOW AND INVENTORY
MEASUREMENT POINT, AND SAMPLING
POINTS OF ACCOUNTABILITY AREAS,
IDENTIFIED IN PARTICULAR UNDER QS. 13,
23, 24, GIVE THE FOLLOWING*
xiv) Means of Batch Identification

xv)

Anticipated Batch Flow Rate Per Year

xvi) Anticipated Number of Inventory Batches

xvii) Anticipated Number of Items Per Flow
and Inventory Batches

* For each measurement point, fill in separate sheet.
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NUCLEAR MATERIAL ACCOUNTANCY AND CONTROL
36. FOR EACH FLOW AND INVENTORY
MEASUREMENT POINT, AND SAMPLING
POINTS OF ACCOUNTABILITY AREAS,
IDENTIFIED IN PARTICULAR UNDER QS. 13,
23, 24, GIVE THE FOLLOWING* (Continued)
xviii)

Type, Composition and Quantity of
Nuclear Material Per Batch
(with indication of batch data, total
weight of each element of nuclear
material and form of nuclear
material)

xix)

Features Related to ContainmentSurveillance Measures

37. OVERALL LIMIT OF ERROR
Describe procedures to combine individual
measurement error determination to obtain the
overall limit of error for:
i)

S/R Differences

ii)

Book Inventory

iii)

Physical Inventory

iv)

MUF

* For each measurement point, fill in separate sheet.
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OPTIONAL INFORMATION
38. OPTIONAL INFORMATION
(that the operator considers relevant
to safeguarding the facility)

Signature of Responsible Officer:

Date:

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