Original source · versioned page text
Reference Document MCU22/0102 Stormwater Management Plan
Very large file: it may take a few minutes
The original of this document is very large (29.9 MB). Opening the original or downloading it may take a few minutes. Please be patient and don't click again. The page text is quick to read. If you are on mobile data, it is best to wait until you are on Wi-Fi.
Plans and drawings
This document appears to be plans or drawings. Its page text below holds only the words printed on the drawings, without the drawings themselves, so it may be jumbled or hard to follow. To see the plans as drawn, choose Original above or download the file (both need you to log in).
Log in to see the plans as drawn 6 5 4 3 2 1
900 4200 900
D D
A A
1340
OUTLET
PLAN VIEW
C C
FLAUSHOUT PORTS INLET WATER OUTLET WATER ISOMETRIC VIEW
TRANSFER SYSTEM TRANSFER SYSTEM
E:\Vault Working Folder\Designs\SPEL\PRODUCTS\BASIN\MODULAR WETLAND-2021\MWS-L-4-21 (12Lps)\STANDARD\SP21-MB19950-S.idw
INFLOW GATE
SPEL STORMSACK
600 X 600
OUTLET WATER
CONTROL & RISER
1290
B B
OUTLET
PRETREATMENT CHAMBER BIOFILTRATION CHAMBER DISCHARGE CHAMBER
COARSE SEDIMENT
OUTLET WATER
RIGHT END VIEW
FILTER MEDIA FILTER
TRANSFER SYSTEM OUTLET
6020
6120
ELEVATION VIEW
SECTION A-A
TOLERANCE: All Dimensions to Closest 10 mm & +/- 30 mm ALL INTERCONNECTING PIPEWORK, PITS AND ASSOCIATED DRAINAGE BY OTHERS
The drawings must not be disclosed to any third PROJECT :
CLIENT: parties without written permission from SPEL STORMWATER . Drawn Date
Unauthorised disclosure may result in prosecution. M.MAKIN 13/04/2021
© SPEL STORMWATER - This drawing is the property of SPEL
STORMWATER ABN: 83 151 832 629 and is subject to return on Check Date TITLE
A demand. It is submitted for the use only in connection with the
proposal and contracts of SPEL STORMWATER with the expressed
SPEL BASIN A
conditions that it is not to be reproduced or copied in any form. Verified Date MODULAR WETLAND SYSTEM 2.0
This data must only be used in accordance with our standard MWS-L-4-21 - 10 LPS - SPEL STORMSACK
terms and conditions.
GENERAL ARRAGEMENT
© Copyright Approved Date
SPEL STORMWATER accepts no responsibility for any loss or
damage resulting from any person acting on this information. SCALE SIZE SHEET REV
The details and dimensions contained in this document may change, A3 1 1
N.T.S
please check with SPEL STORMWATER for confirmation of current Request No.
1 INITIAL RELEASE M.MAKIN 13/04/2021 CUSTOMER CODE : DWG No.
REV DESCRIPTION DESIGNER DATE CHECKED BY
specifications. RN3345
16385-TD SP21-MB19950-S
6 5 4 3 2 1
FIGURE 4.
SPELBASIN® STANDARD DRAWING
3. Functions 3.3 NUTRIENT REMOVAL
Nutrients are observed in stormwater in particulate
and dissolved forms. The relative percentages remain
Similar to traditional biofiltration, the SPELBasin® subject to further research, however, both forms are
improves water quality through several functional targeted by the SPELBasin® system.
pathways.
3.3.1 PARTICULATE NUTRIENT REMOVAL
3.1 HYDROLOGY
Particulate nutrients are captured via the same
The SPELBasin® system facilitates buffering of pathways as sediment, since they are typically strongly
stormwater flows due to capillary action provided by adsorbed to sediment.
the filtration media, and during dry periods plants draw
the reserved water from the anaerobic (submerged) 3.3.2 DISSOLVED NUTRIENT REMOVAL
zone. This reserve volume is then retained during the
next storm event. The SPELBasin® technology utilises a proprietary
media blend that has been designed to target
3.2 SEDIMENT dissolved phosphorus and nitrogen. As well as the
physico-chemical properties of the media, the biofilter
Several technologies and processes are incorporated plants remove nutrients from the stormwater and
into the SPELBasin® design to capture and retain provide microbial communities to biologically remove
sediment. For a grated inlet chamber, a Stormsack pit dissolved nutrients. As with all living assets, an
basket captures the coarse sediment as it enters. For a establishment period is typical. This may vary from
piped entry, a coarse filter cartridge settles sediment in 6 – 18 months depending on the plant growth cycle
the inlet chamber, minimising the chances of it entering and climatic conditions. Once established, the
the filter chamber. A proprietary blend of filter media SPELBasin® system should operate constantly and
maintains high hydraulic conductivity whilst filtering consistently for as long as the plants and media are
sediment from the treatment flow. As a final barrier, a viable.
geotextile surrounds the collection pipes to prevent
sediment and filter media leaving the SPELBasin®.
spel.com.au 5
See the original
The page text is free to read. Viewing or downloading an original file needs an account.
Log in to see the originalLog in to download the original file
Very large file: the download may take a few minutes. If you are on mobile data, it is best to wait until you are on Wi-Fi.
Searchable page text hides email addresses. Original files are unchanged and may show email addresses.