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You are here: Home > Contractor > FAQs > Sustainable Drainage > Question

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Frequently Asked Questions

Topic: Sustainable Drainage


Q: What is the difference between the CIRIA and BRE methods of hydraulic design of an infiltration system?

A: The CIRIA 156 method allows the base of the installation as well as the sides to be considered. BRE365 uses only the sides of the soakaway for design purposes.


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