BIORETENTION IN RIVERWOODS An RPC Project Proposal November 16, 2010.
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Transcript of BIORETENTION IN RIVERWOODS An RPC Project Proposal November 16, 2010.
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BIORETENTION IN RIVERWOODS
An RPC Project Proposal
November 16, 2010
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BIORETENTIONBIOSWALESRAIN GARDENS ETC…….
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Bioretention
• Treatment of stormwater – Ground depression– Conditioned soil bed– Plant Materials
• Objectives– Stormwater runoff management– Hydrology restoration– Pollutant reduction– Aesthetic variation and native plant restoration
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Design Considerations
• Drawdown within 24-48 hours• 1-3 ft above Groundwater• Underlying Infiltration Rates• Soil Augmentation• Underdrain• Pollutant Hotspots
(Source: Baxter Woodman)
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RPC Role
• Act as a focal point and champion bioretention within the Village
• Build upon the Village’s initial rain garden efforts
• If proven appropriate, help define and support…– a Village policy and support program– property owner education
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Bioretention Project - Phase 1
• Demonstration cells (4)• Permissions and cooperation• Requirements and costs• Measurements• Grant availability, corporate support?• Implementation plan
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Bioretention Project - Phase 2
• Obtain volunteer and financial assistance• Develop the four sites• Conduct the evaluation• Propose policies and programs
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Current Requests
• Continue to endorse bioretention• Confirm the RPC role• Acknowledge the project plan• Cooperation:
– Easements– Resident communication– Etc.
• Volunteer!