This document is the EcoStream Open Planted with Bypass WA DOE Standard Detail. EcoStream biofilter details, diagrams and specifications provided.

The EcoStream Biofilter is a biofiltration stormwater treatment technology that relies on physical, chemical and biological mechanisms to remove total suspended solids, total phosphorus, total nitrogen, heavy metals, oil and grease, trash and bacteria.

The open top plan view diagram shows the inlet orifice with rip rap, throat inlet, draindown module, bypass weir, underdrain outlet from filtration bay, outlet pipe, optional plantings, cap standpipe and underdrain. The open top profile view shows the optional plantings with filter/growth media and gravel.

The solid lid placement diagram shows the top slab, open vault, square lid, bypass and filter bays.

An EcoStream biofilter chart has model numbers, filter bay size, media filtration, overflow to outlet, design treatment and outlet assembly dimensions with 3 additional notes.

ADS Ecostream specifications lists products internal components, filter media/vegetation and precast concrete vault explanations. For performance, the stormwater filter system shall be capable of treating 100% of the required treatment flow and be designed to remove 80% of suspended solids.

Installation notes included.