Federal Courthouse, Chicago, Illinois - LEED Platinum Candidate Michael R. Barr, Alicia L. Case & Sara Dewald June 2013 M.Sc. in Sustainability Management | SEM 608 - Sustainable Buildings National University

1. Federal CourthouseFederal Courthouse
Chicago, ILChicago, IL
LEED PlatinumLEED Platinum
CandidateCandidate
Group OneGroup One
Michael Barr, Alicia Case, & Sara DewaldMichael Barr, Alicia Case, & Sara Dewald

2. Project BackgroundProject Background
Location: SE Corner of W. Monroe St. & S. DesLocation: SE Corner of W. Monroe St. & S. Des
Plaines, Chicago, ILPlaines, Chicago, IL
Ex. Cond: Developed with a park (owned byEx. Cond: Developed with a park (owned by
City of Chicago), surface parking lot, and oldCity of Chicago), surface parking lot, and old
buildingbuilding
Proposed Building:Proposed Building:
500,000 ft500,000 ft22
building with 5 storiesbuilding with 5 stories
100,000 ft100,000 ft22
underground parking lotunderground parking lot
500 parking spaces needed500 parking spaces needed
Considerations:Considerations:
GSA, LEED, and local Chicago sustainability initiativesGSA, LEED, and local Chicago sustainability initiatives
Building security issuesBuilding security issues
local weather conditionslocal weather conditions

3. Project AssumptionsProject Assumptions
Occupancy: 1500 full time occupants, 4500 dailyOccupancy: 1500 full time occupants, 4500 daily
visitorsvisitors
Project LEED Focus:Project LEED Focus:
SiteSite
EnergyEnergy
WaterWater

4. Sustainable SitesSustainable Sites
Reducing Heat IslandReducing Heat Island
EffectsEffects
UndergroundUnderground
parkingparking
Energy savingsEnergy savings
$1070/yr +/-$1070/yr +/-
RainwaterRainwater
harvestingharvesting
900,000+ gal/yr900,000+ gal/yr
67,250 ft2 green67,250 ft2 green
roofroof
$15-20/ft –$15-20/ft –

5. Sustainable SitesSustainable Sites
Reducing Heat IslandReducing Heat Island
EffectsEffects
Pervious paving inPervious paving in
plazaplaza
Surface infiltrationSurface infiltration
140”/hr140”/hr
Central downtownCentral downtown
locationlocation
All modes ofAll modes of
transportation availabletransportation available

6. Energy and AtmosphereEnergy and Atmosphere
 Demonstrate 35% Energy PerformanceDemonstrate 35% Energy Performance
ImprovementImprovement
 19.0 million kWh19.0 million kWh  12.4 million kWh12.4 million kWh
 $1,166,646$1,166,646  $758,320$758,320
 Annual Savings $408,326Annual Savings $408,326
 Demonstrate 1% On-Site RenewableDemonstrate 1% On-Site Renewable
EnergyEnergy
Wind Turbine – Wind Sail ConceptWind Turbine – Wind Sail Concept
 10 – 11 units required10 – 11 units required
 Can be outfitted with PV SolarCan be outfitted with PV Solar
 Wind Power Payout (123,713 kWh)Wind Power Payout (123,713 kWh)  $371.13$371.13
 Purchase Green-e RECs for 100% EnergyPurchase Green-e RECs for 100% Energy
ConsumptionConsumption
 $37,114 (9.1% Reduction) for 2-years$37,114 (9.1% Reduction) for 2-years

7. Energy and Atmosphere
 Enhanced CommissioningEnhanced Commissioning
New BuildingsNew Buildings  $1.16/sq. ft. to 0.4%$1.16/sq. ft. to 0.4%
600,000 sq. ft.600,000 sq. ft.  $696,000 to $1.44 million$696,000 to $1.44 million
 Enhanced Refrigerant ManagementEnhanced Refrigerant Management
Natural RefrigerantsNatural Refrigerants
Fire Suppression w/o HCFCs or HalonsFire Suppression w/o HCFCs or Halons
Measurement and VerificationMeasurement and Verification
Save up to 10% annually energy costsSave up to 10% annually energy costs
1-year post-construction occupancy1-year post-construction occupancy
Calibrated Simulation (3-5%)Calibrated Simulation (3-5%)
$9 million - $15 million$9 million - $15 million

8. WaterWater
EfficiencyEfficiencyConsiderations:Considerations:
Judge Chambers, Juror Areas, LockerJudge Chambers, Juror Areas, Locker
Rooms, Urine Testing, & BreakRooms, Urine Testing, & Break
RoomsRooms
WC, Urinals, Faucets, Shower heads,WC, Urinals, Faucets, Shower heads,
Kitchen faucets, & Hand dryersKitchen faucets, & Hand dryers
Water ReductionWater Reduction
•Total savings 41.06%Total savings 41.06%
•Fixtures total <$200,000
•Baseline annual cost: $21,306.80
•Performance annual cost:
$12,558.49

9. Water Cont.Water Cont.
Water-efficientWater-efficient
LandscapingLandscaping
•LIDLID
•Rain Harvesting: 2 Cisterns,Rain Harvesting: 2 Cisterns,
36.27”36.27”
•Native, Tolerant PlantsNative, Tolerant Plants
Water InnovationWater Innovation
•Greywater ReuseGreywater Reuse
•Separation systemSeparation system
•Multimedia sand filter, Residual disinfection, andMultimedia sand filter, Residual disinfection, and
Continuous on-line monitoring and controlsContinuous on-line monitoring and controls

10. ConclusioConclusio
nn
• $50K-$100K for$50K-$100K for
53.6% decrease53.6% decrease
• $696,000-$1.44$696,000-$1.44
million for 1x10million for 1x1066
kWh/yr savingskWh/yr savings
• $1-1.3 Million for$1-1.3 Million for
912,298.7 gallons912,298.7 gallons

11. Project Scorecard SummaryProject Scorecard Summary
Category Yes Maybe No
Sustainable Sites 24 0 2
Water Efficiency 10 0 0
Energy and Atmosphere 21 0 14
Materials and Resources 8 3 6
Indoor Environmental Quality 14 0 1
Innovation in Design 3 0 0
Regional Priority Credits 4 0 0
Total 84 3 23
Status Platinum

12. ReferencesReferencesClinton Climate Initiative (CCI). (April 2009). Measurement and verification
and the IPMVP. Retrieved from
http://www2.presidentsclimatecommitment.org/documents/ccitoolkit/Mea
surement_and_Verification_and_The_IPMVP.pdf
Ferguson, B. (Winter 2010). Porus Pavements Q & A. Water Conservation
Newsletter. American Society of Landscape Architects. Washington, D.C.
FindTheData. (May 2013). Chicago, IL Average Rainfall. Retrieved from
http://average-rainfall-cities.findthedata.org/l/86/Chicago
Kilbert, C. (2013). Sustainable Construction: Green Building Design and
Delivery. Hoboken, N.J.: John Wiley & Sons, Inc.
Portland State University. (2013). Impact of a Green Roof [online calculator].
Green Building Research Laboratory. Retrieved from
http://greenbuilding.pdx.edu/GR_CALC_v2/savings_v2.php
Sisolak, J., and Spataro, K. (March 2011). Toward net zero water: Best
management practices for Decentralized sourcing and treatment. Prepared
by Cascadia Green Building Council.