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and drainage water. Trench filters or ditch style filters are desirable due to a narrower footprint, ... and the dual utility in terms of P removal as well as a water conveyance. Although, the ditch ... In this study, we evaluate performance of a ditch P removal structure for treating subsurface ...
1 st Column) Please circle what type of Installation Method is being used: 1. Ditching Machine, 2. ...