Standard
[CURRENT]
ISO 11665-8:2019-12
Measurement of radioactivity in the environment - Air: radon-222 - Part 8: Methodologies for initial and additional investigations in buildings
German title
Ermittlung der Radioaktivität in der Umwelt - Luft: Radon-222 - Teil 8: Methodik zur Erstbewertung sowie für zusätzliche Untersuchungen in Gebäuden
Publication date
2019-12
Original language
English
Pages
19
Publication date
2019-12
Original language
English
Pages
19
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Content
Content (en)
Foreword
Introduction
Scope
Normative references
Terms, definitions and symbols
Show subsection Close subsection Terms and definitions
Symbols
Organization of the measuring stages
Initial investigations
Show subsection Close subsection Objective
Methodology followed during the initial investigation
Selection of measuring devices
Location of the measuring points
Show subsection Close subsection General
Determination and selection of the homogeneous zones
Number of measuring devices to be installed
Installation of measuring devices
Installation and removal of the measuring devices
Processing of the measuring devices
Data analysis
Initial investigation report
Additional investigations
Show subsection Close subsection General
Methodology for additional investigations
Show subsection Close subsection General
Building mapping
Identification of radon sources and entry routes
Show subsection Close subsection General
Radiometric measurement
Measurement in the air of the soil, in cracks and in piping runs
Radon surface exhalation rate estimate
Measurement in water
Outdoor measurement
Identification of transfer pathways
Show subsection Close subsection General
Continuous measurement
Spot measurement
Short-lived radon decay product measurement
Report of additional investigations
Immediate post-mitigation testing of the technical solutions applied
Control of the effectiveness of the technical solutions applied
Control of the sustainability
Examples of underground buildings and buried levels (informative)
Organization of radon measuring phases in a building (informative)
Initial investigation report (informative)
Example of analysis of initial investigation measurement results (informative)
Bibliography
Cooperation at DIN
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