Stormwater Wall Presentation
Transcript of Stormwater Wall Presentation
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Metro Expo Center
STORMWATER WALL
Mike FahaShawn Kummer April 9, 2015
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Why a stormwater wall?
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Parking Lots
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Green Roofs
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Green Streets
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Why a stormwater wall?• Green infrastructure solution for buildings that cannot hold an ecoroof
• May provide additional stormwater management in dense urban areas
• Provide opportunity to increase plant material in our urban spaces
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Why the Expo Center?
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PROJECT SITE
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EXPO CENTER• 650 Events Annually• 700,000 Visitors
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How do you design it?
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Design Considerations
• Manages stormwater• Stand alone structure• Modular• Scale‐able• Monitoring
• Easily constructed• Low maintenance• Overflow safeguards• Beautiful• Low water use
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Idea Generation
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• Combined parallel and series provides the best of both systems
• Splitting water volume among multiple systems
• Each system has multiple facilities in series for redundancy
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Construction
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Some Specifics• 9,390 square feet of roof• 280 square feet of facility surface area (2.8% sizing)• 240 linear feet of channel• $150,000 total construction cost• 12 week construction period
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City of Portland BESMetro
GreenWorksCascade Design ProfessionalsColton Construction
Questions?April 9, 2015