Bioretention: Full infiltration

Overview

This type of bioretention facility provides the highest level of stormwater volume control. Although this design does not include an underdrain, an overflow pipe, a weir or other outlet structure must be included.

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Performance

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Design Specifications

1. Reservoir gravel
2. Pea gravel
3. Geotextiles
4. Pipes
5. Biomedia
6. Erosion control
7. Mulch
8. Planting considerations and Recommended species

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  Fully infiltrating bioretention with an inspection well, but no underdrain

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Back to bioretention

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A shallow excavated surface depression containing prepared filter media, mulch, and planted with selected vegetation.

A perforated pipe used to assist the draining of soils.