The British Drilling Association (BDA) is the UK's trade association for the ground drilling industry.

Guidance For Safe Intrusive Activities On Contaminated Or Potentially Contaminated Land - Free for BDA Members


2008 Revised edition of the 1992 BDA publication which introduced site classification system (green, yellow, red). The original and updated guides have been adopted by the Site Investigation Steering Group and form an integral part of nationally adopted specifications.

This publication is now only available as a digital download

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Non-Members Price: £25.00

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