Proposed alternative

Blue Ridge Park to Crown Hill at Holman Road (conveyance and storage)

 
Blue Ridge Park to Crown Hill at Holman Road (conveyance and storage)

Project elements

• Pump station in Blue Ridge Park 
• Above ground odor control and electrical facilities 
• Underground storage tank in Blue Ridge Park 
• New force mains from pump station to Holman Road NW 
• Gravity sewer to 8th Avenue Interceptor 
• Drop structure on Seattle Parks property at Crown Hill

Benefits

• May improve performance of Carkeek Pump Station 
• Facility located where peak flows can be captured 
• Similar to other King County operating facilities 
• Efficient, safe access for operations and maintenance staff

Challenges

• Easement or acquisition of private park required
• Extensive work in right-of-way will result in traffic disruptions during construction 
• Requires shoreline permit 
• Access to Blue Ridge Park restricted during construction 
• Use of Seattle Parks property required for this alternative