west hanscom park green infrastructure public...
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WEST HANSCOM PARK GREEN INFRASTRUCTURE PUBLIC INFORMATION MEETING
WEST HANSCOM PARK GREEN INFRASTRUCTURE PUBLIC INFORMATION MEETING
September 11th, 2018
Major Elements of FinalLong Term Control Plan
UndergroundStorage Tanks
Targeted Sewer Separation
Green Solutions
Major Elements of FinalLong Term Control Plan
Deep Conveyance Tunnel
High Rate Treatment Facility
ProgramFunding
Funding the ProgramFinanced with 30-year bonds
Funded with sewer fees
Program Costs:$2.2 Billion(2017 Dollars)
Program Cost Savings Measures
More than $15m in cost savings using green infrastructure for stormwater detention.
• Spring Lake Park
• Elmwood Park
• Fontenelle Park Lagoon
• Westlawn Hillcrest Cemetery
• $20m on revisions to Minne Lusa Basin Projects
• $20m in low interest WIFIA loan for Saddle Creek
• USGS Water Quality Study to Monitor Results
CommunityParticipation
Public Display
Public Website: www.OmahaCSO.com
Public Hotline:402-341-0235
Hanscom Park Improvements Hanscom Park Improvements
Hanscom Park Green Infrastructure Practices
Elmwood Park
UNO Welcome Center Rain Garden
Goals:• Infiltrate rain where it falls• Reduce volume of runoff • Slow rate of flow into storm drains
Omaha Green Infrastructure Examples
West Green Infrastructure Practices
• Daylight up to 1.4” of runoff from west neighborhood
• Collect trash and sediment from stormwater in underground vault
• Infiltration basins by Tennis Center and park road
West Green Infrastructure Practices
Park Lagoon• Temporarily store
runoff • Controlled release of
water after storm
View Northwest from Park Avenue
Deepened Lagoon at Hitchcock Park
Existing Outlet
Park Lagoon• Drain lagoon to rebuild
outlet• Deepen lagoon to create
sustainable fishery
Lagoon Normal Water Level
Maximum Water Level During Storm
Water Level After Storm
Typical Water Level
During a Storm (less than 24 hrs)
After a Storm
Park Access During Construction
ScheduleSchedule
Schedule
• Construction in Park Begins:
Mid-September 2018
• Anticipated Construction Completion: Winter 2019
Project Manager
• Gabe Astorino
Phone: 402-444-5279
Email: [email protected]
Inspector
• Tyler Wynn
Phone: 402-650-6924
Email: [email protected]
Contractor
• Jeff Jenkins – Project Manager Phone: 402-657-0111
Email: [email protected]
• Chad Henry – SuperintendentPhone: 402-658-5039
Email: [email protected]
Thanks for Your Attendance
• Questions?
• For more informationhttp://omahacso.com/greensolutions1/hanscom-park/
CSO Program Hotline Stormwater Hotline
(402) 341-0235 (402) 444-3908