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Home My WebLink AboutConnection to Municipal Sewer Public Presentation, April 2019Town of Nantucket Nantucket Harbor Shimmo & Plus Parcels Sewer Project Public Information Meeting Connection to the Municipal Sewer April 11, 2019 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Sewer Connection Process –Key Players: •Nantucket Sewer Department •David Gray, Sewer Director •Charles Johnson, Wastewater Engineer •Lora Kebbati, Office Manager •Christine Herrmann, Administrative Clerk •Weston & Sampson •Steve Pedersen, Project Manager •Drew Patnode, Resident Engineer •Hazen & Sawyer •Frank Ayotte, OPM •Your Local Designer/Installer (TBD) •Grinder Pump Vendor (Where Applicable) •Williamson New England Pump & Motor •Crane Pumps & Systems/Barnes Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Agenda •Project Background -A Quick Look Back •Project Areas Defined •Project Statistics & Timeline •Construction Process •Public Outreach •Homeowner Responsibilities •Sewer Connection Process •Grinder Pump Logistics (where applicable) •Questions & Discussion Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Planning: •Comprehensive Wastewater Management Planning effort Recommended Sewer Extension Areas in the Surfside WWTF tributary Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Need: Water Protection Districts Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Need: Water Protection Districts in Project Areas Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Areas Defined: •These specific Areas were Voted by Nantucket Town Meeting, April 2016 to proceed to Implementation •Nantucket Harbor Shimmo Area •Plus Parcels Sewer Areas -4 infill areas •Meadow View Drive Area •Bayberry Lane Area •Tashama /Maclean Area •Green Meadows Area Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Design: •Finalized Service Area/Connection Points •Field Survey & Subsurface Investigations •Developed Preliminary and Final Sewer Layouts •Evaluated Technologies/Alternatives •Recommended a Hybrid System •Gravity and Low-Pressure Sewers •Sewer Easements (Private Roads) •Project Permitting •Final Bidding Documents •Plans & Specs Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers 11 Bayberry Lane Area Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers 12 Tashama/Maclean Area Green Meadows Area Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers 13 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Statistics: •Approximately 380 Properties Fronted by Sewer •Approximately 13,800 feet of Gravity Sewer •Meadow View Area, Tashama/Maclean & Green Meadows •Two Pump Stations with 4,400 feet of force main •Approximately 38,200 feet of Low-Pressure Sewers •NH Shimmo & Bayberry Areas •Friendship Lane & Marsh Hawk Lane •Require Individual On-Lot Grinder Pump Units for Each Connection •Approximately 10.7 Miles of Sewer Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Timeline: •Public Bid Opening -June 14, 2017 •Robert B. Our Co., Inc. -$12,049,300 •Construction Award/NTP -Summer 2017 •Commence Construction –September 18, 2017 •Summer Shutdown –2018 •Partial Utilization –August 2018 •Substantial Completion –March 2019 •Grinder Pump Procurement -April 2019 •Final Paving and Punch List –Spring 2019 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Public Outreach: •Public Meeting –March 21, 2017 •Neighborhood Meetings •Meadow View Area –May 15, 2017 •Bayberry/Tashama/Maclean & Green Meadows –May 16, 2017 •Shimmo Area –July 22, 2017 •Select Board Meeting (with Contractor) -August 9, 2017 •Local Newspaper Ads: The Inquirer & Mirror •Weekly Updates –Email Distribution •Social media: Twitter •Sewer Connection Process –April 11, 2019 •Town website: www.nantucket-ma.gov/NHS-Plus-Sewer Homeowner Responsibilities: Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Sewer Connection Process: •Municipal Sewer System Acceptance •Sewer Service Stub •Sewer Connection Letter •Sewer Service •Sewer Service Type •Sewer Connection Permit •Sewer Service Contractor Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Sewer Connection Timeframe Requirements: •Within Two Years of Date of Notification Letter •Properties in Environmentally (Nitrogen) Sensitive Areas •Must File an Application w/in 6 Months of Notification •Must Connect w/in One Year of Approved Application •Properties with an Approved I/A System •10 Years from the Date of Installation of the I/A System •Enforcement/Fines •$200/day Beyond Established Timeframe Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Sewer Connection Permit: •Hire Approved Sewer Installer •Sewer Department List •Plot Plan of Proposed Connection •Stamped by Licensed Engineer or Surveyor •Sewer Service Type –Gravity or Low-Pressure •Pay Sewer Related Fees (Per Dwelling) •Connection Fee -$2,000 ($500 w/in 2 years) •Privilege Fee -$6,322.15 •May be Apportioned to Tax Bill for up to 20 Years •10% Down -4.414% Interest Rate •Grinder Pump Purchase Fee (if applicable) Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Sewer Connection Installation: •Install Sewer Connection •Upon Approval of Sewer Connection Permit •Town Inspection/Approval of Connection •Abandon/Demolish Existing Septic System per Board of Health Regulations •Submit Stamped Record “As-Built” Drawing •Pay Sewer User Charges •Billed Quarterly Based on Water Usage •Fixed Fee for Dwellings on Private Well Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Questions & Discussion Town of Nantucket Nantucket Harbor Shimmo & Plus Parcels Sewer Project Public Information Meeting Connection to the Municipal Sewer Use of On-Lot Residential Grinder Pump Units April 11, 2019 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Grinder Pump Discussion Agenda: •Town Procurement Process •Discounted Pricing •Grinder Pump Specifications •Installation Process •Operation & Maintenance Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Town Procurement/Discounted Pricing: •Opened Public Bids –March 19, 2019 •Contract Award –April 1, 2019 •Williamson New England Pump & Motor •Barnes EcoTRAN System •Discounted Pricing -$1,500 per Unit •Dwellings with BOH Approved I/A System -$500 per Unit •NH Shimmo & Plus Areas Only •Dwellings Developed Prior to December 31, 2017 •Up to Two Units (per Connection & Privilege Fee Paid) •Acceptance Documentation & Payment with Sewer Connection Permit •Discount Applies to Specified Units Only •Homeowners Responsible for Installation, Operation & Maintenance Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Grinder Pump Specifications: •Residential Simplex Centrifugal Grinder Pump Units •Complete factory-built and tested assemblies •UL listed, NSF & CSA approved •Primary Components: •Basin & Cover •Grinder Pump, 2 hp motor •Alarm Panel with Generator Connection •Tank Volumes •Pump cycle = 20 gal •65 gal storage to inlet •Additional storage options available Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Duplex (& Triplex) Units: •Increased operating and storage volumes •Redundancy •Not eligible for discounted pricing •Reuse of septic tanks not approved Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers •Home Power Source: •240 volt, 30 amp, single phase (pump circuit) •Pump Circuit must be connected to a dedicated 240 volt, 30 amp double pole circuit breaker inside the home •120 volt, 15 amp, single phase (alarm circuit) •Alarm Circuit connected to separate circuit breaker •Typical electrical cost $30-$40/year Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Installation Process •Contractor Certification •Assures proper installation •Delivery of Grinder Pump Units •Accept Town Discount Offer at Time of Permitting •Pay discounted cost directly to Town •Delivery coordinated with contractor for installation •Installation of Units •Start-up inspection by manufacturer’s representative •Town inspection & approval Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Operation & Maintenance •No scheduled maintenance required •Cutter life approx. 10 years •Homeowner guide provided •Contact information for service/repair •Instructions for proper use (do’s & don’ts) •Winterization/extended leave measures •Representatives hear to answer any questions •Sample products and brochures available Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Questions & Discussion