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*Determine stone size by flow velocities at inlets and outlets. Typical stone for this purpose ranges between 50 mm and 250 mm. The larger the stone, the more energy dissipation.
 
*Determine stone size by flow velocities at inlets and outlets. Typical stone for this purpose ranges between 50 mm and 250 mm. The larger the stone, the more energy dissipation.
 
*Stone beds should be twice as thick as the largest stone's diameter.
 
*Stone beds should be twice as thick as the largest stone's diameter.
*To prevent erosion of soils beneath the stone and the migration of the stone into the soil, the stone bed should be underlain by a drainage geotextile.
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*To prevent erosion of soils beneath the stone and the migration of the stone into the soil, the stone bed should be underlain by a drainage [[geotextile]].
    
Direct and spread flow throughout a large LID facility or to protect narrow channel sections where flow will concentrate
 
Direct and spread flow throughout a large LID facility or to protect narrow channel sections where flow will concentrate
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