strategies for sustainable practices

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STRATEGIES  FOR  SUSTAINABLE  PRACTICES  

        Garrick  C.  Grizaf,i,  Assistant  Superintendent   Michael  M.  Lopez,  Director  of  Facility  Operations    

Valley  View  School  District  

   

“SUSTAINABILITY”  

   

 

§ Able  to  be  used  without  being  completely   used  up  or  destroyed.     § Involving  methods  that  do  not  completely   use  up  or  destroy  natural  resources.     § Able  to  last  or  con9nue  for  a  long  9me.    

ONE  IN  THE  SAME…  

   

 

SUSTAINABILITY  

ONE  IN  THE  SAME…  

 

     VALUE  

   

ONE  IN  THE  SAME…  

   

 

SUSTAINABILITY  =  VALUE     Crea%ng  a  comprehensive  plan     For  Your  School  District  

Valley  View  School  District  …    

§ Serves  Bolingbrook  and  Romeoville   Communi9es   § 20  Schools,  Pre-­‐K  through  12   § 18,000  Students   § 2,500  Employees    

   

 

Valley  View  School  District  …   § 25  Buildings/Facili9es   § 2.5  Million  Square  Feet  of  Buildings   § 463  Acres  of  Green  Space   § 63  Acres  of  Asphalt  and  Concrete   § 1.4  Million  Square  Feet  of  Roof    

   

Valley  View  School  District  …  

   

Annual  U9lity  Usage:   Ø  25,000,000  KilowaZ  Hours  of  Electricity   Ø  800,000  Therms  of  Gas   Ø  19,000,000  Gallons  of  Water   Ø  $2.9  Million  Budget  for  U9li9es      

   

Energy and Environmental Conservation is CRITICAL to Our Fiscal Responsibility and Bottom Line!

Creating  Sustainability  in  Our  Schools  

 

Comprehensive   Energy  &   Environmental     Management   Ini9a9ve  

Creating  Sustainability  in  Our  Schools  

   

 

What  is  CEEMI?   An  organized  approach  to  managing   our  resources.  

Comprehensive  Energy  and  Environmental  Management  Initiative  

 

Creating  Sustainability  in  Our  Schools  

   

 

ü  ü  ü  ü  ü  ü  ü  ü  ü  ü 

Senior Leadership & SB Commitment District Standardization Accountability Education/Awareness Baseline Track & Trend System Modeling Maximize Use of Re-Sets

ü  ü  ü  ü  ü  ü  ü  ü 

Water Usage De-Lamping Common Areas Grounds Equipment & Materials

ü  ü  ü 

Cleaning/Housekeeping

ü  ü  ü 

Loss Management

Building Commissioning Preventive Maintenance Program Storm Water Management Playground Materials

ü  ü  ü  ü  ü  ü  ü  ü  ü 

Hard Surface Improvements

ü 

Improvements Based on Audit

ü 

Intra-Departmental Purchasing & Improvements

ü 

“Energy Star”, etc.

Weed Control/Landscaping “Light “ Pollution Control “Noise” Pollution Control Transportation Light Harvesting “Dark” Schools After Hours

Purchasing Decisions

ü 

LEED-EB (Leadership in Energy and Environmental Design for Existing Buildings)

ü  ü 

Energy Star

Occupancy Sensors (Dual Control) Bi-Level Lamping Recycling – Currently: Recycling – Future: Cleaning Indoor Air Quality Renewable (consider grant opportunities) Non – Renewable

ü  ü  ü  ü 

Cost Benefit Analysis Building and Site System

ü 

Governors Illinois Green Building Initiative Value of Certification Showcase Current “Pilot” School Programs “Dashboard” Education Staff & Community Awareness Curriculum Integration

Comprehensive  Energy  and  Environmental  Management  Initiative  

Creating  Sustainability  in  Our  Schools  

   

 

Why  CEEMI?  (Internal   Bene?its)   §  Contributes  to  High  Performance   Learning  Environments   §  Organizes  Resources  /  Ideas   §  Pro-­‐ac9ve  vs.  Re-­‐ac9ve   §  Facilitates  Budge9ng   §  Provides  Baselines   §  Allows  Measurement  &  Verifica9on   §  Demonstrates  Leadership  

 

Comprehensive  Energy  and  Environmental  Management  Initiative  

Creating  Sustainability  in  Our  Schools  

 

Why  CEEMI?  (Global)   •  Manage  Limited  Resources  and   Budgets   •  Act  Socially  Responsible   •  Teach  Environmental   Stewardship  to  Our  School   District  and  Community   ….We  all  prac9ce  this  to  varying   degrees   Comprehensive  Energy  and  Environmental  Management  Initiative  

Creating  Sustainability  in  Our  Schools  

 

CEEMI  Strategies:   1.  Behavioral  Modifica9ons   2.  Building  System  Op9miza9on   3.  Environmental  Strategies   4.  Energy  Strategies   5.  Capital  Improvements   6.  Building  Cer9fica9on   7.  Educa9onal  Integra9on    

Comprehensive  Energy  and  Environmental  Management  Initiative  

Strategy  #1:  Behavioral  Modi,ications   Real  Savings…     §  Restrict  Thermostat  Setpoint  Range  on  Trane  Tracer     System:   •  heat  no  higher  than  71  degrees   •  cool  no  lower  than  73  degrees  

§  Modified  Cutler  Hammer  Ligh9ng  Control  Schedule:   •  manual  on  switch  in  mornings   •  classroom  sweeps  at  evening  intervals  

…Reduc%on  in  kwh/therms  up  to  10%  

Strategy  #1:  Behavioral  Modi,ications   Best  Practices  in  Food  Service   Real  Savings…     §  Water   §  Electric  instantaneous  heaters   §  Aerators  on  hand  wash  sinks   §  Electricity/Gas   §  “Just  In  Time”  Opera9ons  (ovens,  hot  wells,  warming   cabinets)   §  HVAC   §  Close  F/C  doors  during  deliveries   §  Vacuum  coils  on  condenser  units   §  Add  frequency  drives  on  AHU’s    

Strategy  #1:  Behavioral  Modi,ications   Reduce  Printing  Waste  

Real  Savings…     § 

73,214,882  Copies  Made  in  ‘08/’09  

§ 

Established  Copy  Limits  in  ‘09/’10  

§ 

Goal:  20%  Volume  Reduc9on  (14,500,000)  

§  Actual  Reduc9on:  19,000,000     …$190,000  Savings  in  One  Year!  

Strategy  #2:  Building  System  Optimization   Rezone  Building  Temperature  Controls  

Real  Savings…  

Temperature  Controls  at  Wood   View  ES:   1.  2. 

3. 

4. 

Rezone  building  to  separate   interior  and  exterior  spaces   Wrote  program  to  monitor   average  and  extreme   temperatures  at  perimeter   Wrote  program  to  allow   override  control  of  outside  air   dampers   Wrote  program  to  allow   override  of  classroom  cooling   dampers  

Fan  energy  dropped  by  nearly  70%,  represen9ng  $250  per  week   savings,  per  school!  

Strategy  #2:  Building  System  Optimization   Pumps,  Fans  and  Variable  Frequency  Drives  

Real  Savings…    

From  Summer  of  2007  through  today:     § Over  30  Variable  Frequency  Drives   installed  on  AHU’s,  RTU’s,  Fans,  Chiller/ Boiler  Pumps     § 2  “Fan  Walls”  installed  for  AHU’s   § Mul9ple  new  efficient  Chiller/Boiler   Pumps  

 

§ Used  in  house  labor  for  all  installa9ons  

Strategy  #2:  Building  System  Optimization   Utilize  Technology  

Building Automation System (BAS): §  Utilize Trane Tracer Software as Platform §  Migrating to Trane’s ES Web Based System §  Allows Universal Monitoring and Response

to Temperature Control in the District §  Future Goal is to Incorporate ‘Dashboard’

Capability

Strategy  #3:  Environmental  Strategies   Recycling  Pick-­‐ups  at  Schools  

Real  Savings…   §  Re-­‐evaluated  recycling  dumpster  pick-­‐up  at   schools   §  Went  from  2  pick-­‐ups/week  with  6  yard   dumpster  to  1  pick-­‐up/week  with  an  8  yard   dumpster  

Annual  savings  of  $3,900  for  our  elementary   schools  

Strategy  #3:  Environmental  Strategies   Recycling  Pilot  Program:  Plastics,  Metal  &  Paper  

Identify and Educate Staff/Students of Opportunity Goal for Each Cafeteria and Kitchen: from 7 bags of trash daily to 5 bags of trash and 2 bags of recycling daily 2 bags diverted daily X 100 school days (175 days/school year) X 12 elementary schools 2,400 bags diverted from landfill each year!

Strategy  #3:  Environmental  Strategies   Recycling  Program:  Scrap  Material  

Initiated by Grounds Department… •  Collect scrap material from district projects •  Normally would end up in landfill •  Transport material to recycling yards

…Collect approx. $25,000 annually in scrap payments.

Strategy  #3:  Environmental  Strategies   Recycling  Pilot  Program:  Styrofoam   Styrofoam (polystyrene) Recycling: §  Over 1 million Styrofoam Lunch

Trays Used Annually §  Establish Lunch Room Program in

Each School to Clean and Stack Trays §  Transport Bagged Trays to Recycling

Center §  Goal is to further reduce trash

quantity and increase recycling amount

…Over 20,000 trays a week diverted from landfill.

Strategy  #3:  Environmental  Strategies   Bio  Soils  on  Grounds  Work  

Real  Savings…   §  Jane Addams Site Improvement Project §  Obtained Soils Free of Charge from Metropolitan Water Reclamation District §  Used as Amendment to Topsoil §  Improves Soil Quality §  Adds Organics §  No Weeds §  Reduces Long Term Soil Maintenance

 …saved  $12,000  on  new  soccer  field  (40  semi-­‐loads  @  $300/load)    

Strategy  #3:  Environmental  Strategies   Green  Cleaning  Program   § All Schools Comply with Illinois Green

Cleaning Act § District Initiative is to EXCEED Standards-

built into our cleaning specifications • Additional green cleaning products

(hand soap, green seal certified products) • Microfiber dust pads and clothes in

lieu of terry cloth and paper towels • Use of water based scrubbers (no

chemicals)

Strategy  #4:  Energy  Strategies   Condensate  Recovery  System  

Real  Savings  (Bolingbrook  High  School)   Condensa9on  from  main  AHU’s  collected  in  a   tank  and  used  as  make-­‐up  water  for  cooling   towers.   •     Es%mated  to  save  257,000    gallons  of  water/year.   •     Approximately  7%  of  total  water  used             for  cooling  system.  

Strategy  #4:  Energy  Strategies   Energy  Grants  

   

Grant  Funding…  

 

§  Department of Commerce and Economic Opportunity (DCEO) §  24 energy grants received since 2008 §  Total rebates received: $657,788 §  Annual projected energy savings: $354,681 Illinois Department of Commerce and Economic Opportunity Illinois Energy Office 500 East Monroe Street, Springfield, Illinois, 62701

Strategy  #5:  Capital  Improvements   Equipment  Replacement  

Real  Savings…   —  HVAC  Project  at  BJ  Ward  ES   —  Replaced  4  large  fans  in  main  air   handling  unit  in  August  ‘08   —  New  modular  fan  system  installed   with  variable  speed  capability   232,189  annual  kw  savings  @  .10/kw  =    $23,219   1,500,000  total  kw  savings  to  date  @  .085/kw  =    $128,000     Ini9al  investment  $82,000,  DCEO  rebates  $10,000        

Strategy  #5:  Capital  Improvements   Equipment  Replacement   Chiller Replacement Project at RHS: §  Evaluated a Standard 300 Ton Chiller vs.

200 Ton with Ice Storage Capacity §  ROI investment Analysis Favored Ice Storage System §  Installation April 2011 §  Benefits: •  lower energy costs •  reduce peak hour demand •  operate smaller tonnage unit •  quieter operation •  flexibility

Strategy  #5:  Capital  Improvements   Equipment  Replacement   Boiler Replacement Project at RHS: § 

§  §  § 

Replaced 5 boilers with 4 high efficiency condensing type boilers with variable flow ROI Analysis Favored Condensing Boilers over Flex Water Tube Boilers Installation Summer 2012 Benefits: •  Reduce fuel usage by 20% •  Separate domestic HW from heating plant •  Reduction in electrical usage (VFD’s) •  Estimate $30,000 annual savings

Strategy  #5:  Capital  Improvements   Fixture  Replacement   LED Lighting Replacement Projects at BHS & RHS: §  Replaced Metal Halide with L.E.D. Light

Fixtures in Fieldhouses and Gyms §  L.E.D. fixtures more energy efficient than Metal Halide §  Installation Summer 2014 §  Benefits: •  Complete light level flexibility •  Reduced maintenance costs •  Reduction in electrical usage •  Estimate $51,700 annual savings

Strategy  #6:  Building  Certi,ication   LEED  Certi,ication  

Real  Savings…  

Our  “green”  school  performs  posi9vely…  but  room  for   improvement,  currently  58.5  Energy  Use  Intensity  (EUI)!  

Strategy  #6:  Building  Certi,ication   Governor’s  Illinois  Sustainable  Schools  Compact  

Commitment of Individual Schools to Sustainable Practices: §  Conserve Energy and Lower Carbon Emissions §  Encourage Recycling and Purchase Products

with Minimal Packaging §  Conserve Water for Landscaping §  Plant Drought Resistant Native Species in Landscaping Areas

Strategy  #7:  Educational  Integration   Showcase  School  Programs  

The  Ecology  Club  at  Mar9nez  Middle  School…   §  Students  Interested  in  Environmental  Issues   §  Students  Sponsor  Various  Projects   §  Recycled  Art  Fair   §  Earth  Day  Celebra9on  

§  Team  with  Community  in  “American  Recycle  Day”   §  Partner  with  Grounds  Department  in  Landscape  Project    

Strategy  #7:  Educational  Integration   Showcase  School  Programs  

Edible  Vegetable  Garden  Grant  Program   • Sponsored  by  Food  Nutri9on  Service   Dept.   • 9  School  Gardens  in  the  District  by  this  

summer  

• Promote  value  of  gardening  with  

nutri9ous  meals    

 …Involve  students,  staff  and  

community  

Creating  Sustainability  in  Our  Schools  

   

 

CEEMI  Results…   Year          $/SF          BTU/SF/DD        $/kwh          $/th          BTU/SF/Yr

   

 

1995          1.13                      8.46                        0.09                0.31              65,395     2008          1.55                      9.06                        0.10                0.96              77,056   2009          1.39                      9.58                        0.10                0.66              76,124   2010          1.19                      8.36                        0.096            0.631          67,955   2011          1.07                      7.85                        0.095            0.561          60,217   2012          0.96                      8.34              0.085            0.510          56,869   2013      0.99        9.12              0.083            0.476        64,135   2014          1.28        8.78              0.092            0.833      71,259    

 ...accoun%ng  for  seasonal  normaliza%on,  energy  performance   con%nues   to  be  controlled   as  aand    result   of  CEEMI.   Comprehensive   Energy   Environmental   M  anagement   Initiative  

  Creating   Sustainability  in  Our  Schools  

   

   

CEEMI  Takeaways…   —  —  —  —  —  —  —  —  —  — 

Start  with  No  Cost/Low  Cost     Involve  All  District  Departments   U9lize  In-­‐house  Exper9se   Seize  Every  Opportunity   Think  Outside  the  Box   Partner  with  Vendors   Challenge  Staff  and  Students   Innovate   Involve  Students,  and  Everyone  Else   Stay  the  Course!   Comprehensive  Energy  and  Environmental  Management  Initiative  

STRATEGIES  FOR  SUSTAINABLE  PRACTICES  

        Garrick  C.  Grizaf,i,  Assistant  Superintendent   Michael  M.  Lopez,  Director  of  Facility  Operations    

Valley  View  School  District