BS 6068-6.18(2001) : 2001 COR 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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WATER QUALITY - SAMPLING - PART 18: GUIDANCE ON SAMPLING OF GROUNDWATER AT CONTAMINATED SITES
31-05-2009
23-11-2012
Foreword
Introduction
1 Scope
2 Terms and definitions
3 Sampling strategy and programme design
3.1 General
3.2 Selection of sampling point location
3.3 Groundwater parameter selection
3.4 Sampling frequency
4 Types of monitoring installation
4.1 General
4.2 Unsaturated zone monitoring
4.3 Saturated zone
4.4 Construction materials for sampling installations
5 Sampling procedures
5.1 Well cleaning and development
5.2 Purging
5.3 Trial pits
5.4 Sampling of free-phase contaminants (DNAPLs and
LNAPLs)
5.5 Materials for sampling equipment
5.6 Prevention of contamination
5.7 Preservation, stabilization and transport of samples
6 Safety precautions
7 Sample identification and records
8 Quality assurance/quality control
Annex A (normative) - Calculation of sampling frequency using
a nomogram
Bibliography
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