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Home My WebLink AboutBayberry Tashama Green Meadows Neighborhood Public PresentationTown of Nantucket Nantucket Harbor Shimmo & Plus Parcels Sewer Project Public Outreach Presentation to Interested Property Owners Bayberry, Tashama/MacLean & Green Meadows Areas May 16th, 2017 1 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Team: •Town Administration •C. Elizabeth Gibson, Town Manager •Nantucket Sewer Department •David Gray, Sewer Director •Weston & Sampson •Drew Patnode •Steve Pedersen •Laurie Toscano •Owner’s Project Manager (OPM) •Frank Ayotte, Hazen-Sawyer •Construction Contractor (TBD) 2 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Agenda •Project Background - A Look Back •Project Status & Details - Current Snapshot •Continuing Project •A Look Ahead •Cost Considerations •Anticipated Schedule •Ways to Stay Connected •Question & Discussion and Community Input 3 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Background - A Look Back: •Comprehensive Wastewater Management Planning effort Recommended Sewer Extension Areas in the Surfside WWTF tributary 4 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers 5 Project Background - A Look Back: Water Protection Districts Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers 6 Project Background - A Look Back: Water Protection Districts in Project Areas Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Background - A Look Back: •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 7 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers 8 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Status & Details - Current Snapshot: •Need for Sewer Extension Project (from CWMP) •Basis of Design Report Completed •Refined Areas •Evaluated Technologies/Alternatives •Gravity with Pump Stations •Low Pressure with Grinder Pumps •STEP Systems •Vacuum Systems •SDVS Systems •Hybrid Systems •Recommended a Hybrid System with Gravity and Low Pressure •Developed Preliminary Layouts 9 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Status & Details - Current Snapshot: •Refined Sewer Connection Points •Field Survey & Subsurface Investigations •Roadway & Existing Utility Survey •Soil Borings & Geotechnical Investigations •CCTV Investigation for Downstream Capacity Analysis •Development of Plans & Specifications •Sewer Utility Easements for Private Roads •Project Permitting •Natural Heritage & Endangered Species Program •Archaeological Sensitivity Analysis •Conservation Commission Notice of Intent •Nantucket Historic District Commission 10 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Status & Details - Current Overall Snapshot: •Properties Served by Proposed Sewer Extensions •Approximately 360 properties to be Connected •Gravity Sewer (approx. 13,000 feet) •Meadow View, Tashama/Maclean & Green Meadows Areas •Including 2 Pump Stations with 5,000 feet of force main •Low Pressure Sewers (approx. 32,000 feet) •NH Shimmo & Bayberry Areas •Low Pressure Approach Required due to Topography •Systems Require Individual Pump Units for Each Home 11 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Status & Details - Current Snapshot Tashama/ MacLean: •Properties Served by Proposed Sewer Extensions •Approximately 32 properties to be Connected •Gravity Sewer (approx. 1,900 feet) •Tashama Lane/ MacLean Lane •Low Pressure Sewers (approx. 400 feet) •Tashama Lane •Low Pressure Approach Required due to Topography •Systems Require Individual Pump Units for Each Home 12 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Status & Details - Current Snapshot Green Meadows: •Properties Served by Proposed Sewer Extensions •Approximately 19 properties to be Connected •Gravity Sewer (approx. 900 feet) •Green Meadows Areas 13 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers 14 Tashama/Macaclean Area Green Meadows Area Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Project Status & Details - Current Snapshot Bayberry: •Properties Served by Proposed Sewer Extensions •Approximately 34 properties to be Connected •Low Pressure Sewers (approx. 2,700 feet) •Bayberry Area •Low Pressure Approach Required due to Topography •Systems Require Individual Pump Units for Each Home •Rugged Road Sewer 15 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers 16 Bayberry Lane Area Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Continuing Project - A Look Ahead: •Continued Public Outreach •Future meeting venues •Town website postings •Local newspaper •Social media: Twitter •Traffic Management •Coordination with Police, Fire , Ambulance & Busses •Advance Notice of Temporary Changes to Traffic Flow & Detours 17 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Continuing Project - A Look Ahead: •Finalize Contract Documents •Finalize Permitting •Project Bid Phase •Project Construction Phase •Off-season Construction Period •Meeting prior to Construction •Resident Representative on-site during Construction •On-lot Considerations •Individual Property Connections 18 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Continuing Project – Cost Considerations: •2016 Town Meeting Appropriation •Technical, Legal & Administrative Support •Construction Costs •Sewer in roadways •Connection stubs to edge of roadway •Surface Restoration of roadways •Private Property Cost Considerations •Sewer Connection Fee •Privilege Fee •Pipeline & Appurtenances on Individual Property 19 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Anticipated Continuing Project Schedule: •Finalize Design & Permitting Ongoing •Advertise/Receive Construction Bids May 2017 •Award Construction Contract June 2017 •Construction Start September 2017 (Construction will Avoid Summer 2018 Season) •Construction Complete October 2018 20 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Continuing Project - A Look Ahead: Ways to Stay Connected •Town website: www.nantucket-ma.gov/NHS-Plus-Sewer •Local newspaper: The Inquirer & Mirror •Social media: Twitter •Subscribe to receive project news via e-mail •Continuing meeting venues •Neighborhood Associations - July 22nd (Shimmo) •Meeting prior to Construction - August 9th •Project Contacts during Construction 21 Town of Nantucket Nantucket Harbor Shimmo & Plus Sewers Questions & Discussion 22