Detention Basin Retrofits and Maintenance - Rutgers Cooperative ...

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• Basins– Vegetate with Native Species– Remove Concrete Low FlowChannels– Install Permeable Weirs• Storm Inlet Filtering Devices• Manufactured TreatmentDevices• Disconnect ImperviousSurfacesCapturing, treating and infiltrating therunoff generated by the water qualitystorm.
• Native seeding or plantings– Native seed costs: $25/lb - $45/lb– Installation costs: range from $80 - $150 per 1000 sq ft– Native wetland plants costs: $200 - $250 per 1000 sq ft installed• “Snout” installation - $500• Pre-manufactured treatment device installation– $10,000 - $60,000 depending on size and complexity of the installation• Settling forebay or permeable weir Installation– $2,500 - $5,000 for filter fabric, rip-rap stone, and installation, dependingon size and access• Pre-cast concrete retrofit outlet structure:$5 000 $10 000 installed depending on size of structure access and– $5,000 - $10,000 installed depending on size of structure, access, andcomplexity of the installation
Page 1 and 2:
Detention Basin Retrofits and Maint
Page 3:
Basins whose outlets have been desi
Page 9: Does the basin hold a permanent poo
Page 12 and 13: OUTLET STRUCTURE
Page 14 and 15: SIDE SLOPESIDE SLOPE
Page 16 and 17: INLET STRUCTURESSIDE SLOPEBASIN BOT
Page 18 and 19: Activity•Note erosion of pond ban
Page 20 and 21: Routine Maintenance
Page 22 and 23: • Approximately 3-5% ofconstructi
Page 24 and 25: • Vegetation management- Reduce n
Page 26 and 27: MEADOW AREAMANICURED EDGE
Page 30: Naturalized Plantings• Install na
Page 33 and 34: NOTE:Native wildflower and grass se
Page 35 and 36: Naturalized Detention Plan
Page 37 and 38: • Mosquitoes can breed in almost
Page 39 and 40: At a minimum, regular inspections s
Page 41 and 42: • Stabilization and erosion contr
Page 43 and 44: • Stabilization and erosion contr
Page 45 and 46: Manufactured Pre-Treatment Systems
Page 47 and 48: Low Cost “Snout” Debris Separat
Page 50 and 51: The StormFilter SystemMajor Compone
Page 52 and 53: - Conduct regular inspections to en
Page 54 and 55: • Extended detention can address
Page 56: NJ BMP Manual
Page 64 and 65: Teaberry RunMoorestown, NJAFTER INS
Page 66 and 67: Baker Elementary ySchoolMoorestown,
Page 68 and 69: Baker Elementary ySchoolMoorestown,
Page 70 and 71: Roadside Drainage Retrofit ProgramH
Page 76 and 77: Morris County DPW Extended Detentio
Page 78 and 79: Morris County DPW Extended Detentio
Page 80 and 81: Hillsborough Detention Basin Retrof
Page 82 and 83: Prall Road Detention Basin Retrofit
Page 85: Neshanic River WatershedHunterdon C
Page 93 and 94: Sussex CountyNew Jersey
Page 95 and 96: • Identify individual/s or organi
Page 97 and 98: 1. With proper design and up front
Page 99: Rutgers Cooperative ExtensionWater
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