Watershed Management Ordinance (WMO) Management Ordinance (WMO) ... PVC PIPE WITH REMOVABLE ......
Transcript of Watershed Management Ordinance (WMO) Management Ordinance (WMO) ... PVC PIPE WITH REMOVABLE ......
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Watershed Management Ordinance (WMO)Appendix C Detail Updates
Green Infrastructure Details
Presented by:
Nathaniel Wolf
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Metropolitan Water Reclamation District of Greater Chicago100 E. Erie Street
Chicago, Illinois
Thank You
Questions?
Nate Wolf
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All Details/Reference
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Agenda
• New Green Infrastructure Details
– Volume Control Design basics
– How volume control storage is credited
– Assorted Green Infrastructure Details
– Green Roofs
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Media
Depth
(inches)
Void
Ratio
Reduced
CN
Volume
Control
Storage
(ft3/ft2 of
Green Roof)
0 N/A 98 ---
2 0.25 94 0.042
4 0.25 90 0.083
6 0.25 85 0.125
12 0.25 72 0.25
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•Bioretention
•Bioswale 1 and 2
•Constructed Wetlands
•Drywell
•Observation Well
Green Infrastructure Details
•Permeable Pavers
•Rain Cistern/Water Reuse
•Vegetated Filter Strip
(Flow-Through)
•Green Roof
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