December 15, 2017

Summary of Marshfield’s Energy Service Progress – September 23, 2013

Prepared by Leo McNeill,  Regional Director, Trane Comprehensive Solutions

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Marshfield Energy Program Goals

  •    Reduce energy consumption
  •    Achieve broad range of needed facility upgrades without capital funding
  •    Pay for project over time with resultant savings
  •    Improve learning/working indoor environments throughout the Town
  •    “Green” Marshfield facilities
  •     Sustain performance through ongoing maintenance & support

Trane Project – Results

  •   Phase I completed – September 2013
  •   Over $4.7M in facility improvements implemented
  •   Utility rebates exceeding $200,000 secured for the Town
  •   Transition into maintenance and guaranteed savings phase planned October 2013
  •   Guaranteed energy savings > $128K/year – validated and reported annually for 20 year term
  •  Financing for the project was provided by a Qualified Energy Conservation Bond (QECB) at (0%) interest to the town.

Facility Improvements Implemented

Furnace Brook Middle School:

  • New Variable Frequency Drives for hot water heating pumps
  • Building envelope improvements

Martinson Elementary School:

  • New high efficiency boiler plant
  • Air cooled condenser for walk in refrigerator (replace once-through water cooled) 

South River Elementary School:

  • New high efficiency boiler plant
  • 27 New classroom unit ventilators
  • New air handler for Gym, Café, Arts room and Computer room
  • New Energy Management System
  • Building envelope improvements

Governor Winslow Elementary School:

  • Air cooled condenser for walk in refrigerator (replace once-through water cooled)

Eames Way Elementary School:

  • New high efficiency boiler plant
  • 22 New classroom unit ventilators
  • New air handler for Café and Kitchen
  • New Energy Management System
  • New high efficiency windows

Daniel Webster School:

  • New high efficiency condensing boiler plant
  • 28 New classroom Unit Ventilators
  • New Air Handler for Café, Primary Activity Room and Gym:
  • New Energy Management System
  • New high efficiency windows
  • New motors and Variable Frequency Drives for hot water pumps
  • Air Cooled Condenser for walk in refrigerator (replace once-through water cooled)

Marshfield Town Hall:

  • New air cooled chiller
  • New chilled water distribution system throughout the facility
  • 39 @ 4 Pipe (heating and cooling) Fan Coil Units – building perimeter
  • New Air Handling Unit with heat recovery wheel for core areas and meeting rooms
  • New high efficiency boiler plant
  • New Energy Management System

South River Street Fire Station – New Overhead Doors, Main Street Fire Station-Building envelope improvements

Police Station – Building envelope improvements, Recreation Center – Building envelope improvements

Environmental Benefit

Calculated environmental benefits realized by implementing the Phase I project include:

Emission Reductions                                                     Over 20 Year term

  • Pounds Carbon Dioxide                                                22,087,120
  • Pounds Sulfur Dioxide                                                          10,435
  • Pounds Nitrogen Oxide                                                        25,302
  • Metric Tons Carbon Dioxide                                                10,019
  • Metric Tons Sulfur Dioxide                                                            5
  • Metric Tons Nitrogen Oxide                                                         11

 

Equivalent Impact                                                              Over 20 Year term

  •  Passenger cars taken off the road                                           2,165
  • Passenger car miles driven                                             25,974,661
  • Planted acres of trees                                                                3,012
  • Gallons of gasoline                                                             1,140,864
  • Barrels of oil                                                                             23,301
  • Number of powered homes                                                       1,281

Next Steps

  • Construction Phase I completed September 2013
  • Trane commences ongoing maintenance and guaranteed energy savings phase  – Planned October 2013 (Annual reports validating energy saved)
  • Option for Phase II project to develop and implement additional conservation measures at schools, town facilities, DPW – WWTP

On behalf of the entire team at Trane, I’d like to extend our sincere thanks to the Marshfield Energy Committee, the Board of Selectmen, Town Administrator Rocco Longo, Facilities Manager Brian Adams, Treasurer/Collector Nancy Holt, and all concerned for your cooperation and support.

This project demonstrates Marshfield’s commitment to fiscal, social and environmental stewardship. We look forward to working with you to sustain optimized facility performance and energy savings for the long term.

Leo McNeill, Regional Director Trane

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