National Bioretention Standards Under Review

Mar 12 15:03 2018 Print This Article

Bioretention is the process in which contaminants and sedimentation are removed from stormwater runoff using grass buffer strips, sand beds, ponding areas, organic layers, plants, or other media. A new national standard for the construction of bioretention systems in Canada has been posted for public review by the CSA Group, a global provider of testing, inspection, and certification services for products in Canada and the U.S.

This standard covers requirements and guidance regarding the construction of bioretention systems intended for the protection of downstream and surrounding water quality and for flood mitigation. Key areas covered include roles and responsibilities, materials and materials handling, erosion and sediment control, installation considerations, sequencing, and landscape considerations.

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