LATE RFI Attachment 6 - Stormwater Management Plan

               HOW IT WORKS
               Section of the SPEL HydroChannel:                       Modular Design
               1)	Water comes from the surface to the SPEL            Based on the innovative filtration solution is the
                      HydroChannel                                     concrete nominal width of 300mm. Planners
               2) 	The sedimentation chamber removes coarse           are not required to make any alternations in the
                      solids, such as gravels, chippings, leaves and   drainage plan if they want to treat the water with the
                      other solids. The rubber seal ensures a water    HydroChannel.
                      tight seal is maintained.                        The modular interior of the HydroChannel:
               3-4) 	The pre-treated water pass through the           1) 	The sedimentation box is primary treatment
                      granular filter bag, and the organic and                   capturing solids such as stones, leaves,
                      inorganic pollutants are removed.                          and suspended particles on. The rubber
               5)	The filtered water flows over the baffle into                 lip ensures sealing around the edges – for
                      the free flow area of the channel. It can                  the reliable differentiation for subsequent
                      then be re-used, or discharged to surface or               filtration.
                      ground water via infiltration.                   2) 	The pretreated rainwater passes through
                                                                                 the granular-filter-pad and the organic and
Drain:                                                                           inorganic pollutants will be filtered from the
                                                                                 water.
the surface
er Drain
                             1                                         3) 	     The filtered water flows over the baffle into
                                                                           Section 3P Hydro Filter Drain:
                                                                                 the free flow area of the channel and is
                                                                           1) Water comes from the surface
chamber                                                                        todischarged              per normal site1requirements.
                                                                                   the 3P Hydro Filter Drain

 lids, such                                                                 2)    The sedimentation chamber
                                                                                  removes coarse solids, such
gs, leaves                                                                        as gravels, chippings, leaves
                                                                                  and other solids. The rubber
he rubber                                                                         seal ensures a water tight
er tight                                                                          seal is maintained.
                                                                                                                  2
                        2                                                   3-4) The pre-treated water pass
                                                                                 through the granular filter
                                                                                 bag, and the organic and inor-
                                                                                                                          3
ter pass                                                                         ganic pollutants are removed.
ar filter                               3                                    5)    The filtered water flows over         4
 c and inor-                                                                      the baffle into the free flow
                                                                                  area of the channel. It can
e removed.                                                                        then be re-used, or dischar-            5
 ows over                         4                                               ged to surface or ground
                                                                                  water via infiltration.

ree flow
 . It can
 dischar-                                5
round
n.




                                                                          3P Technik Filtersysteme GmbH
                                                                          Öschstraße 14
                                                                          73072 Donzdorf
                                                                          T +49 (0) 71 62 - 94 60 7-0
                                                                          F +49 (0) 71 62 - 94 60 7-99
                                                                          [email protected]
                                                                          www.3ptechnik.com




         4       SPEL Hydrochannel