garrick c. grizaffi, assistant superintendent michael m. lopez, director of facility operations...
TRANSCRIPT
![Page 1: Garrick C. Grizaffi, Assistant Superintendent Michael M. Lopez, Director of Facility Operations Valley View School District STRATEGIES FOR SUSTAINABLE](https://reader036.vdocuments.mx/reader036/viewer/2022062321/56649da95503460f94a97493/html5/thumbnails/1.jpg)
Garrick C. Grizaffi, Assistant SuperintendentMichael M. Lopez, Director of Facility Operations
Valley View School District
STRATEGIES FOR SUSTAINABLE PRACTICES
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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 continue for a long time.
“SUSTAINABILITY”
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SUSTAINABILITY
ONE IN THE SAME…
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VALUE
ONE IN THE SAME…
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SUSTAINABILITY = VALUE
Creating a comprehensive plan For Your School District
ONE IN THE SAME…
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Serves Bolingbrook and Romeoville
Communities
20 Schools, Pre-K through 12
18,000 Students
2,500 Employees
Valley View School District …
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25 Buildings/Facilities
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 …
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Annual Utility Usage: 25,000,000 Kilowatt Hours of Electricity 800,000 Therms of Gas 19,000,000 Gallons of Water $2.9 Million Budget for Utilities
Energy and Environmental Conservation is CRITICAL to Our Fiscal Responsibility and Bottom Line!
Valley View School District …
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Creating Sustainability in Our Schools
ComprehensiveEnergy &Environmental ManagementInitiative
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An organized approach to managing our resources.
What is CEEMI?
Comprehensive Energy and Environmental Management Initiative
Creating Sustainability in Our Schools
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Senior Leadership & SB Commitment
District Standardization
Accountability
Education/Awareness
Baseline Track & Trend
System Modeling
Maximize Use of Re-Sets
Water Usage
De-Lamping Common Areas
Grounds Equipment & Materials
Cleaning/Housekeeping
Building Commissioning
Preventive Maintenance Program
Loss Management
Storm Water Management
Playground Materials
Hard Surface
Improvements
Weed Control/Landscaping
“Light “ Pollution Control
“Noise” Pollution Control
Transportation
Light Harvesting
“Dark” Schools After Hours
Occupancy Sensors (Dual Control)
Bi-Level Lamping
Recycling – Currently:
Recycling – Future:
Cleaning
Indoor Air Quality
Renewable (consider grant opportunities)
Non – Renewable
Cost Benefit Analysis
Building and Site System
Improvements Based on Audit
Intra-Departmental Purchasing & Improvements
“Energy Star”, etc. Purchasing Decisions
LEED-EB (Leadership in Energy and Environmental Design for Existing Buildings)
Energy Star
Governors Illinois Green Building Initiative
Value of Certification
Showcase Current “Pilot” School Programs
“Dashboard” Education
Staff & Community Awareness
Curriculum Integration
Creating Sustainability in Our Schools
Comprehensive Energy and Environmental Management Initiative
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Contributes to High Performance Learning Environments
Organizes Resources / Ideas
Pro-active vs. Re-active
Facilitates Budgeting
Provides Baselines
Allows Measurement & Verification
Demonstrates Leadership
Why CEEMI? (Internal Benefits)
Creating Sustainability in Our Schools
Comprehensive Energy and Environmental Management Initiative
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• Manage Limited Resources and Budgets
• Act Socially Responsible• Teach Environmental
Stewardship to Our School District and Community
….We all practice this to varying degrees
Why CEEMI? (Global)
Creating Sustainability in Our Schools
Comprehensive Energy and Environmental Management Initiative
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1. Behavioral Modifications
2. Building System Optimization
3. Environmental Strategies
4. Energy Strategies
5. Capital Improvements
6. Building Certification
7. Educational Integration
CEEMI Strategies:
Creating Sustainability in Our Schools
Comprehensive Energy and Environmental Management Initiative
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Strategy #1: Behavioral Modifications
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 Lighting Control Schedule:• manual on switch in mornings• classroom sweeps at evening intervals
…Reduction in kwh/therms up to 10%
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Real Savings…
Water Electric instantaneous heaters Aerators on hand wash sinks
Electricity/Gas “Just In Time” Operations (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 ModificationsBest Practices in Food Service
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Real Savings…
73,214,882 Copies Made in ‘08/’09
Established Copy Limits in ‘09/’10
Goal: 20% Volume Reduction (14,500,000)
Actual Reduction: 19,000,000
…$190,000 Savings in One Year!
Strategy #1: Behavioral ModificationsReduce Printing Waste
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Temperature Controls at Wood View ES:
1. Rezone building to separate interior and exterior spaces
2. Wrote program to monitor average and extreme temperatures at perimeter
3. Wrote program to allow override control of outside air dampers
4. Wrote program to allow override of classroom cooling dampers
Real Savings…
Fan energy dropped by nearly 70%, representing $250 per week savings, per school!
Strategy #2: Building System OptimizationRezone Building Temperature Controls
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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
Multiple new efficient Chiller/Boiler Pumps
Used in house labor for all installations
Strategy #2: Building System OptimizationPumps, Fans and Variable Frequency Drives
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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 #2: Building System OptimizationUtilize Technology
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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 StrategiesRecycling Pick-ups at Schools
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Strategy #3: Environmental StrategiesRecycling 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!
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Strategy #3: Environmental StrategiesRecycling 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.
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Strategy #3: Environmental StrategiesRecycling 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.
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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 StrategiesBio Soils on Grounds Work
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Strategy #3: Environmental StrategiesGreen 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)
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Strategy #4: Energy StrategiesCondensate Recovery System
Real Savings (Bolingbrook High School)Condensation from main AHU’s collected in a tank and used as make-up water for cooling towers.
• Estimated to save 257,000 gallons of water/year.
• Approximately 7% of total water used for cooling system.
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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 OpportunityIllinois Energy Office500 East Monroe Street, Springfield, Illinois, 62701
Strategy #4: Energy StrategiesEnergy Grants
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Real Savings…
HVAC Project at BJ Ward ESReplaced 4 large fans in main air
handling unit in August ‘08New modular fan system installed
with variable speed capability
232,189 annual kw savings @ .10/kw = $23,2191,500,000 total kw savings to date @ .085/kw = $128,000
Initial investment $82,000, DCEO rebates $10,000
Strategy #5: Capital ImprovementsEquipment Replacement
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Strategy #5: Capital ImprovementsEquipment 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
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Strategy #5: Capital ImprovementsEquipment 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
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Strategy #5: Capital ImprovementsFixture 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
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Real Savings…
Our “green” school performs positively… but room for improvement, currently 58.5 Energy Use Intensity (EUI)!
Strategy #6: Building CertificationLEED Certification
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Strategy #6: Building CertificationGovernor’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
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The Ecology Club at Martinez Middle School… Students Interested in Environmental Issues Students Sponsor Various Projects
Recycled Art Fair Earth Day Celebration
Team with Community in “American Recycle Day” Partner with Grounds Department in Landscape Project
Strategy #7: Educational IntegrationShowcase School Programs
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Strategy #7: Educational IntegrationShowcase School Programs
Edible Vegetable Garden Grant Program• Sponsored by Food Nutrition Service
Dept.
• 9 School Gardens in the District by this summer
• Promote value of gardening with nutritious meals
…Involve students, staff and community
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Year $/SF BTU/SF/DD $/kwh $/th BTU/SF/Yr1995 1.13 8.46 0.09 0.31 65,395
2008 1.55 9.06 0.10 0.96 77,0562009 1.39 9.58 0.10 0.66 76,1242010 1.19 8.36 0.096 0.631 67,9552011 1.07 7.85 0.095 0.561 60,2172012 0.96 8.34 0.085 0.510 56,8692013 0.99 9.12 0.083 0.476 64,1352014 1.28 8.78 0.092 0.833 71,259
...accounting for seasonal normalization, energy performance continues to be controlled as a result of CEEMI.
CEEMI Results…
Creating Sustainability in Our Schools
Comprehensive Energy and Environmental Management Initiative
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Start with No Cost/Low Cost Involve All District DepartmentsUtilize In-house ExpertiseSeize Every OpportunityThink Outside the BoxPartner with VendorsChallenge Staff and StudentsInnovateInvolve Students, and Everyone ElseStay the Course!
CEEMI Takeaways…
Creating Sustainability in Our Schools
Comprehensive Energy and Environmental Management Initiative
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Garrick C. Grizaffi, Assistant SuperintendentMichael M. Lopez, Director of Facility Operations
Valley View School District
STRATEGIES FOR SUSTAINABLE PRACTICES