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  • BS 4247-1:1981

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    SURFACE MATERIALS FOR USE IN RADIOACTIVE AREAS - METHODS OF MEASURING AND EVALUATING THE DECONTAMINATION FACTOR

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  02-08-2013

    Language(s):  English

    Published date:  01-01-1981

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Cooperating organizations
    Methods
    Section one. General
    0 Introduction
    1 Scope
    2 References
    3 Definitions
    Section two. Method of test A
    4 Materials
    4.1 Form of test
    4.2 Number of test samples
    4.3 Size of test samples
    5 Preparation of test samples
    5.1 Condition of test samples
    5.2 Paint and coatings having 'edge effects'
    5.3 Ceramic tiles
    5.4 Grout
    5.5 Other materials
    6 Contaminants
    6.1 Contaminant solution
    6.2 Other contaminants
    7 Decontaminants
    7.1 Solution 1
    7.2 Solution 2
    8 Radiation detector
    8.1 Counting instrument
    8.2 Associated equipment
    9 Test procedure
    9.1 Contamination of the test samples
    9.2 Radiation count
    9.3 Decontamination
    Section three. Method of test B
    10 Materials
    11 Preparation of test samples
    12 Contamination procedure and test samples
    12.1 Contamination procedure
    12.2 Test samples
    13 Decontaminant solution
    13.1 Composition
    13.2 Dilution of decontaminant solution
    14 Counting equipment
    15 Test procedure
    15.1 Assessment of initial activity
    15.2 Decontamination
    Section four. Calculation of results and certification
                    of tests
    16 Testing authorities and certificates
    16.1 General
    16.2 Calculation of decontamination factor (DF)
    16.3 Test certificates
    16.4 Testing and certification
    Appendices
    A Typical details of agreement for method of test B
    B Suggested procedure for the manufacture and
          examination of decontaminant powder
    C Surface active agents that are acceptable for
          inclusion in detergent solution

    Abstract - (Show below) - (Hide below)

    Establishes a common basis for the assessment of surface materials for use in radioactive areas for ease of decontamination and provides two methods for evaluating.

    General Product Information - (Show below) - (Hide below)

    Committee NCE/2/-/2
    Development Note Supersedes 79/75128 DC and BS 4247-1(1967) (08/2005) Inactive for the new design. (08/2010)
    Document Type Standard
    Publisher British Standards Institution
    Status Withdrawn

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS 5385-4:1986 WALL AND FLOOR TILING - CODE OF PRACTICE FOR CERAMIC TILING AND MOSAICS IN SPECIFIC CONDITIONS
    BS 5385-4:2009 Wall and floor tiling Design and installation of ceramic and mosaic tiling in special conditions. Code of practice
    BS 5385-4:1992 WALL AND FLOOR TILING - CODE OF PRACTICE FOR TILING AND MOSAICS IN SPECIFIC CONDITIONS
    BS 4247-2:1982 SURFACE MATERIALS FOR USE IN RADIOACTIVE AREAS - GUIDE TO THE SELECTION OF MATERIALS
    07/30043552 DC : 0 BS 5385-4 - WALL AND FLOOR TILING - PART 4: DESIGN AND INSTALLATION OF CERAMIC AND MOSAIC TILING IN SPECIAL CONDITIONS - CODE OF PRACTICE
    BS 3202-2:1991 LABORATORY FURNITURE AND FITTINGS - SPECIFICATION FOR PERFORMANCE
    BS 3895:1976 GUIDE TO THE DESIGN, TESTING AND USE OF PACKAGING FOR THE SAFE TRANSPORT OF RADIOACTIVE MATERIALS
    N287.2-17 Material requirements for concrete containment structures for nuclear power plants
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